diff --git a/tests/bluetooth/host/crypto/CMakeLists.txt b/tests/bluetooth/host/crypto/CMakeLists.txt
index 856b2756282..d3b3c529042 100644
--- a/tests/bluetooth/host/crypto/CMakeLists.txt
+++ b/tests/bluetooth/host/crypto/CMakeLists.txt
@@ -8,11 +8,10 @@ add_library(mocks STATIC
             mocks/hci_core_expects.c
             mocks/aes.c
             mocks/aes_expects.c
-            mocks/hmac_prng.c
-            mocks/hmac_prng_expects.c
-            mocks/crypto_help_utils.c
+            mocks/prng.c
+            mocks/prng_expects.c
 
-            ${ZEPHYR_BASE}/subsys/bluetooth/host/crypto_tc.c
+            ${ZEPHYR_BASE}/subsys/bluetooth/host/crypto_psa.c
             ${ZEPHYR_BASE}/subsys/logging/log_minimal.c
             ${ZEPHYR_BASE}/subsys/bluetooth/common/bt_str.c
             ${ZEPHYR_BASE}/subsys/bluetooth/host/uuid.c
@@ -24,7 +23,7 @@ target_include_directories(mocks PUBLIC
   ${ZEPHYR_BASE}/subsys/bluetooth/host
   ${ZEPHYR_BASE}/tests/bluetooth/host
   ${ZEPHYR_BASE}/tests/bluetooth/host/crypto/mocks
-  ${ZEPHYR_BASE}/../modules/crypto/tinycrypt/lib/include
+  ${ZEPHYR_MBEDTLS_MODULE_DIR}/include
 )
 
 target_link_libraries(mocks PRIVATE test_interface)
diff --git a/tests/bluetooth/host/crypto/bt_encrypt_be/src/main.c b/tests/bluetooth/host/crypto/bt_encrypt_be/src/main.c
index 32e9ada2911..f67bd165ddf 100644
--- a/tests/bluetooth/host/crypto/bt_encrypt_be/src/main.c
+++ b/tests/bluetooth/host/crypto/bt_encrypt_be/src/main.c
@@ -28,8 +28,8 @@ ZTEST_SUITE(bt_encrypt_be, NULL, NULL, NULL, NULL, NULL);
  *  Test bt_encrypt_be() succeeds
  *
  *  Constraints:
- *   - tc_aes128_set_encrypt_key() succeeds and returns 'TC_CRYPTO_SUCCESS'.
- *   - tc_aes_encrypt() succeeds and returns 'TC_CRYPTO_SUCCESS'.
+ *   - psa_import_key() succeeds and returns 'PSA_SUCCESS'.
+ *   - psa_cipher_encrypt() succeeds and returns 'PSA_SUCCESS'.
  *
  *  Expected behaviour:
  *   - bt_encrypt_be() returns 0 (success)
@@ -41,12 +41,12 @@ ZTEST(bt_encrypt_be, test_bt_encrypt_be_succeeds)
 	const uint8_t plaintext[16] = {0};
 	uint8_t enc_data[16] = {0};
 
-	tc_aes128_set_encrypt_key_fake.return_val = TC_CRYPTO_SUCCESS;
-	tc_aes_encrypt_fake.return_val = TC_CRYPTO_SUCCESS;
+	psa_import_key_fake.return_val = PSA_SUCCESS;
+	psa_cipher_encrypt_fake.return_val = PSA_SUCCESS;
 
 	err = bt_encrypt_be(key, plaintext, enc_data);
 
-	expect_single_call_tc_aes_encrypt(enc_data);
+	expect_single_call_psa_cipher_encrypt(enc_data);
 
 	zassert_ok(err, "Unexpected error code '%d' was returned", err);
 }
diff --git a/tests/bluetooth/host/crypto/bt_encrypt_be/src/test_suite_invalid_inputs.c b/tests/bluetooth/host/crypto/bt_encrypt_be/src/test_suite_invalid_inputs.c
index 2e32d47f346..06aab4d1149 100644
--- a/tests/bluetooth/host/crypto/bt_encrypt_be/src/test_suite_invalid_inputs.c
+++ b/tests/bluetooth/host/crypto/bt_encrypt_be/src/test_suite_invalid_inputs.c
@@ -12,7 +12,7 @@
 
 #include <host/crypto.h>
 
-ZTEST_SUITE(bt_encrypt_le_invalid_cases, NULL, NULL, NULL, NULL, NULL);
+ZTEST_SUITE(bt_encrypt_be_invalid_cases, NULL, NULL, NULL, NULL, NULL);
 
 /*
  *  Test passing NULL reference for the key argument
@@ -24,7 +24,7 @@ ZTEST_SUITE(bt_encrypt_le_invalid_cases, NULL, NULL, NULL, NULL, NULL);
  *  Expected behaviour:
  *   - An assertion is raised and execution stops
  */
-ZTEST(bt_encrypt_le_invalid_cases, test_null_key_reference)
+ZTEST(bt_encrypt_be_invalid_cases, test_null_key_reference)
 {
 	const uint8_t plaintext[16] = {0};
 	uint8_t enc_data[16] = {0};
@@ -43,7 +43,7 @@ ZTEST(bt_encrypt_le_invalid_cases, test_null_key_reference)
  *  Expected behaviour:
  *   - An assertion is raised and execution stops
  */
-ZTEST(bt_encrypt_le_invalid_cases, test_null_plaintext_reference)
+ZTEST(bt_encrypt_be_invalid_cases, test_null_plaintext_reference)
 {
 	const uint8_t key[16] = {0};
 	uint8_t enc_data[16] = {0};
@@ -62,7 +62,7 @@ ZTEST(bt_encrypt_le_invalid_cases, test_null_plaintext_reference)
  *  Expected behaviour:
  *   - An assertion is raised and execution stops
  */
-ZTEST(bt_encrypt_le_invalid_cases, test_null_enc_data_reference)
+ZTEST(bt_encrypt_be_invalid_cases, test_null_enc_data_reference)
 {
 	const uint8_t key[16] = {0};
 	const uint8_t plaintext[16] = {0};
@@ -75,19 +75,19 @@ ZTEST(bt_encrypt_le_invalid_cases, test_null_enc_data_reference)
  *  Test bt_encrypt_le() fails when tc_aes128_set_encrypt_key() fails
  *
  *  Constraints:
- *   - tc_aes128_set_encrypt_key() fails and returns 'TC_CRYPTO_FAIL'.
+ *   - psa_import_key() fails and returns 'PSA_ERROR_GENERIC_ERROR'.
  *
  *  Expected behaviour:
  *   - bt_encrypt_le() returns a negative error code '-EINVAL' (failure)
  */
-ZTEST(bt_encrypt_le_invalid_cases, test_tc_aes128_set_encrypt_key_fails)
+ZTEST(bt_encrypt_be_invalid_cases, test_psa_import_key_fails)
 {
 	int err;
 	const uint8_t key[16] = {0};
 	const uint8_t plaintext[16] = {0};
 	uint8_t enc_data[16] = {0};
 
-	tc_aes128_set_encrypt_key_fake.return_val = TC_CRYPTO_FAIL;
+	psa_import_key_fake.return_val = PSA_ERROR_GENERIC_ERROR;
 
 	err = bt_encrypt_le(key, plaintext, enc_data);
 
@@ -98,23 +98,23 @@ ZTEST(bt_encrypt_le_invalid_cases, test_tc_aes128_set_encrypt_key_fails)
  *  Test bt_encrypt_le() fails when tc_aes_encrypt() fails
  *
  *  Constraints:
- *   - tc_aes128_set_encrypt_key() succeeds and returns 'TC_CRYPTO_SUCCESS'.
- *   - tc_aes_encrypt() fails and returns 'TC_CRYPTO_FAIL'.
+ *   - psa_import_key() succeeds and returns 'PSA_SUCCESS'.
+ *   - psa_cipher_encrypt() fails and returns 'PSA_ERROR_GENERIC_ERROR'.
  *
  *  Expected behaviour:
  *   - bt_encrypt_le() returns a negative error code '-EINVAL' (failure)
  */
-ZTEST(bt_encrypt_le_invalid_cases, test_tc_aes_encrypt_fails)
+ZTEST(bt_encrypt_be_invalid_cases, test_psa_cipher_encrypt_fails)
 {
 	int err;
 	const uint8_t key[16] = {0};
 	const uint8_t plaintext[16] = {0};
 	uint8_t enc_data[16] = {0};
 
-	tc_aes128_set_encrypt_key_fake.return_val = TC_CRYPTO_SUCCESS;
-	tc_aes_encrypt_fake.return_val = TC_CRYPTO_FAIL;
+	psa_import_key_fake.return_val = PSA_SUCCESS;
+	psa_cipher_encrypt_fake.return_val = -EINVAL;
 
 	err = bt_encrypt_le(key, plaintext, enc_data);
 
-	zassert_true(err == -EINVAL, "Unexpected error code '%d' was returned", err);
+	zassert_true(err == -EIO, "Unexpected error code '%d' was returned", err);
 }
diff --git a/tests/bluetooth/host/crypto/bt_encrypt_le/src/main.c b/tests/bluetooth/host/crypto/bt_encrypt_le/src/main.c
index 4442885456e..e59a2802547 100644
--- a/tests/bluetooth/host/crypto/bt_encrypt_le/src/main.c
+++ b/tests/bluetooth/host/crypto/bt_encrypt_le/src/main.c
@@ -41,12 +41,12 @@ ZTEST(bt_encrypt_le, test_bt_encrypt_le_succeeds)
 	const uint8_t plaintext[16] = {0};
 	uint8_t enc_data[16] = {0};
 
-	tc_aes128_set_encrypt_key_fake.return_val = TC_CRYPTO_SUCCESS;
-	tc_aes_encrypt_fake.return_val = TC_CRYPTO_SUCCESS;
+	psa_import_key_fake.return_val = PSA_SUCCESS;
+	psa_cipher_encrypt_fake.return_val = PSA_SUCCESS;
 
 	err = bt_encrypt_le(key, plaintext, enc_data);
 
-	expect_single_call_tc_aes_encrypt(enc_data);
+	expect_single_call_psa_cipher_encrypt(enc_data);
 
 	zassert_ok(err, "Unexpected error code '%d' was returned", err);
 }
diff --git a/tests/bluetooth/host/crypto/bt_encrypt_le/src/test_suite_invalid_inputs.c b/tests/bluetooth/host/crypto/bt_encrypt_le/src/test_suite_invalid_inputs.c
index 2e32d47f346..a2bf6af09df 100644
--- a/tests/bluetooth/host/crypto/bt_encrypt_le/src/test_suite_invalid_inputs.c
+++ b/tests/bluetooth/host/crypto/bt_encrypt_le/src/test_suite_invalid_inputs.c
@@ -87,7 +87,7 @@ ZTEST(bt_encrypt_le_invalid_cases, test_tc_aes128_set_encrypt_key_fails)
 	const uint8_t plaintext[16] = {0};
 	uint8_t enc_data[16] = {0};
 
-	tc_aes128_set_encrypt_key_fake.return_val = TC_CRYPTO_FAIL;
+	psa_import_key_fake.return_val = PSA_ERROR_GENERIC_ERROR;
 
 	err = bt_encrypt_le(key, plaintext, enc_data);
 
@@ -98,8 +98,8 @@ ZTEST(bt_encrypt_le_invalid_cases, test_tc_aes128_set_encrypt_key_fails)
  *  Test bt_encrypt_le() fails when tc_aes_encrypt() fails
  *
  *  Constraints:
- *   - tc_aes128_set_encrypt_key() succeeds and returns 'TC_CRYPTO_SUCCESS'.
- *   - tc_aes_encrypt() fails and returns 'TC_CRYPTO_FAIL'.
+ *   - psa_import_key() succeeds and returns 'PSA_SUCCESS'.
+ *   - psa_cipher_encrypt() fails and returns '-EINVAL'.
  *
  *  Expected behaviour:
  *   - bt_encrypt_le() returns a negative error code '-EINVAL' (failure)
@@ -111,10 +111,10 @@ ZTEST(bt_encrypt_le_invalid_cases, test_tc_aes_encrypt_fails)
 	const uint8_t plaintext[16] = {0};
 	uint8_t enc_data[16] = {0};
 
-	tc_aes128_set_encrypt_key_fake.return_val = TC_CRYPTO_SUCCESS;
-	tc_aes_encrypt_fake.return_val = TC_CRYPTO_FAIL;
+	psa_import_key_fake.return_val = PSA_SUCCESS;
+	psa_cipher_encrypt_fake.return_val = -EINVAL;
 
 	err = bt_encrypt_le(key, plaintext, enc_data);
 
-	zassert_true(err == -EINVAL, "Unexpected error code '%d' was returned", err);
+	zassert_true(err == -EIO, "Unexpected error code '%d' was returned", err);
 }
diff --git a/tests/bluetooth/host/crypto/bt_rand/src/main.c b/tests/bluetooth/host/crypto/bt_rand/src/main.c
index b288d2172c8..0ea192e0036 100644
--- a/tests/bluetooth/host/crypto/bt_rand/src/main.c
+++ b/tests/bluetooth/host/crypto/bt_rand/src/main.c
@@ -4,11 +4,10 @@
  * SPDX-License-Identifier: Apache-2.0
  */
 
-#include "mocks/crypto_help_utils.h"
 #include "mocks/hci_core.h"
 #include "mocks/hci_core_expects.h"
-#include "mocks/hmac_prng.h"
-#include "mocks/hmac_prng_expects.h"
+#include "mocks/prng.h"
+#include "mocks/prng_expects.h"
 
 #include <zephyr/bluetooth/crypto.h>
 #include <zephyr/fff.h>
@@ -21,7 +20,7 @@ DEFINE_FFF_GLOBALS;
 static void fff_reset_rule_before(const struct ztest_unit_test *test, void *fixture)
 {
 	HCI_CORE_FFF_FAKES_LIST(RESET_FAKE);
-	HMAC_PRNG_FFF_FAKES_LIST(RESET_FAKE);
+	PRNG_FFF_FAKES_LIST(RESET_FAKE);
 }
 
 ZTEST_RULE(fff_reset_rule, fff_reset_rule_before, NULL);
@@ -57,74 +56,29 @@ ZTEST(bt_rand, test_bt_rand_succeeds_host_crypto_prng_disabled)
 }
 
 /*
- *  Test bt_rand() succeeds when tc_hmac_prng_generate() succeeds on the first call while
+ *  Test bt_rand() succeeds when psa_generate_random() succeeds on the first call while
  * 'CONFIG_BT_HOST_CRYPTO_PRNG' is enabled.
  *
  *  Constraints:
  *   - 'CONFIG_BT_HOST_CRYPTO_PRNG' is enabled
- *   - tc_hmac_prng_generate() succeeds and returns 'TC_CRYPTO_SUCCESS' on the first call.
+ *   - psa_generate_random() succeeds and returns 'PSA_SUCCESS' on the first call.
  *
  *  Expected behaviour:
  *   - bt_rand() returns 0 (success)
  */
-ZTEST(bt_rand, test_tc_hmac_prng_generate_succeeds_on_first_call)
+ZTEST(bt_rand, test_psa_generate_random_succeeds_on_first_call)
 {
 	int err;
 	uint8_t buf[16];
 	size_t buf_len = 16;
-	struct tc_hmac_prng_struct *hmac_prng = bt_crypto_get_hmac_prng_instance();
 
 	Z_TEST_SKIP_IFNDEF(CONFIG_BT_HOST_CRYPTO_PRNG);
 
-	tc_hmac_prng_generate_fake.return_val = TC_CRYPTO_SUCCESS;
+	psa_generate_random_fake.return_val = PSA_SUCCESS;
 
 	err = bt_rand(buf, buf_len);
 
-	expect_call_count_tc_hmac_prng_generate(1, buf, buf_len, hmac_prng);
-
-	zassert_ok(err, "Unexpected error code '%d' was returned", err);
-}
-
-static int tc_hmac_prng_generate_custom_fake(uint8_t *out, unsigned int outlen, TCHmacPrng_t prng)
-{
-	if (tc_hmac_prng_generate_fake.call_count == 1) {
-		return TC_HMAC_PRNG_RESEED_REQ;
-	}
-
-	return TC_CRYPTO_SUCCESS;
-}
-
-/*
- *  Test bt_rand() succeeds when tc_hmac_prng_generate() succeeds on the second call after a seeding
- *  request by tc_hmac_prng_generate() while 'CONFIG_BT_HOST_CRYPTO_PRNG' is enabled.
- *
- *  Constraints:
- *   - 'CONFIG_BT_HOST_CRYPTO_PRNG' is enabled
- *   - tc_hmac_prng_generate() fails and returns 'TC_HMAC_PRNG_RESEED_REQ' on the first call.
- *   - tc_hmac_prng_generate() succeeds and returns 'TC_CRYPTO_SUCCESS' on the second call.
- *
- *  Expected behaviour:
- *   - bt_rand() returns 0 (success)
- */
-ZTEST(bt_rand, test_tc_hmac_prng_generate_succeeds_on_second_call)
-{
-	int err;
-	uint8_t buf[16];
-	size_t buf_len = 16;
-	struct tc_hmac_prng_struct *hmac_prng = bt_crypto_get_hmac_prng_instance();
-
-	Z_TEST_SKIP_IFNDEF(CONFIG_BT_HOST_CRYPTO_PRNG);
-
-	tc_hmac_prng_generate_fake.custom_fake = tc_hmac_prng_generate_custom_fake;
-
-	/* This is to make prng_reseed() succeeds and return 0 */
-	bt_hci_le_rand_fake.return_val = 0;
-	tc_hmac_prng_reseed_fake.return_val = TC_CRYPTO_SUCCESS;
-
-	err = bt_rand(buf, buf_len);
-
-	expect_call_count_tc_hmac_prng_generate(2, buf, buf_len, hmac_prng);
-	expect_single_call_tc_hmac_prng_reseed(hmac_prng, 32, sizeof(int64_t));
+	expect_single_call_psa_generate_random(buf, buf_len);
 
 	zassert_ok(err, "Unexpected error code '%d' was returned", err);
 }
diff --git a/tests/bluetooth/host/crypto/bt_rand/src/test_suite_invalid_inputs.c b/tests/bluetooth/host/crypto/bt_rand/src/test_suite_invalid_inputs.c
index b3c9e60e8f5..78edae4a2e6 100644
--- a/tests/bluetooth/host/crypto/bt_rand/src/test_suite_invalid_inputs.c
+++ b/tests/bluetooth/host/crypto/bt_rand/src/test_suite_invalid_inputs.c
@@ -5,11 +5,10 @@
  */
 
 #include "host_mocks/assert.h"
-#include "mocks/crypto_help_utils.h"
 #include "mocks/hci_core.h"
 #include "mocks/hci_core_expects.h"
-#include "mocks/hmac_prng.h"
-#include "mocks/hmac_prng_expects.h"
+#include "mocks/prng.h"
+#include "mocks/prng_expects.h"
 
 #include <zephyr/bluetooth/crypto.h>
 #include <zephyr/kernel.h>
@@ -81,12 +80,12 @@ ZTEST(bt_rand_invalid_cases, test_bt_hci_le_rand_fails)
 }
 
 /*
- *  Test bt_rand() fails when tc_hmac_prng_generate() fails on the first call while
+ *  Test bt_rand() fails when psa_generate_random() fails on the first call while
  * 'CONFIG_BT_HOST_CRYPTO_PRNG' is enabled.
  *
  *  Constraints:
  *   - 'CONFIG_BT_HOST_CRYPTO_PRNG' is enabled
- *   - tc_hmac_prng_generate() fails and returns 'TC_CRYPTO_FAIL' on the first call.
+ *   - psa_generate_random() fails and returns '-EIO' on the first call.
  *
  *  Expected behaviour:
  *   - bt_rand() returns a negative error code '-EIO' (failure)
@@ -96,92 +95,14 @@ ZTEST(bt_rand_invalid_cases, test_tc_hmac_prng_generate_fails_on_first_call)
 	int err;
 	uint8_t buf[16];
 	size_t buf_len = 16;
-	struct tc_hmac_prng_struct *hmac_prng = bt_crypto_get_hmac_prng_instance();
 
 	Z_TEST_SKIP_IFNDEF(CONFIG_BT_HOST_CRYPTO_PRNG);
 
-	tc_hmac_prng_generate_fake.return_val = TC_CRYPTO_FAIL;
+	psa_generate_random_fake.return_val = -EIO;
 
 	err = bt_rand(buf, buf_len);
 
-	expect_call_count_tc_hmac_prng_generate(1, buf, buf_len, hmac_prng);
-
-	zassert_true(err == -EIO, "Unexpected error code '%d' was returned", err);
-}
-
-/*
- *  Test bt_rand() fails when prng_reseed() fails on seeding request by tc_hmac_prng_generate()
- *  while 'CONFIG_BT_HOST_CRYPTO_PRNG' is enabled.
- *
- *  Constraints:
- *   - 'CONFIG_BT_HOST_CRYPTO_PRNG' is enabled
- *   - tc_hmac_prng_generate() fails and returns 'TC_HMAC_PRNG_RESEED_REQ' on the first call.
- *   - prng_reseed() fails and returns a negative error code
- *
- *  Expected behaviour:
- *   - bt_rand() returns a negative error code (failure)
- */
-ZTEST(bt_rand_invalid_cases, test_prng_reseed_fails_on_seeding_request)
-{
-	int err;
-	uint8_t buf[16];
-	size_t buf_len = 16;
-	struct tc_hmac_prng_struct *hmac_prng = bt_crypto_get_hmac_prng_instance();
-
-	Z_TEST_SKIP_IFNDEF(CONFIG_BT_HOST_CRYPTO_PRNG);
-
-	tc_hmac_prng_generate_fake.return_val = TC_HMAC_PRNG_RESEED_REQ;
-
-	/* This is to make prng_reseed() fails */
-	bt_hci_le_rand_fake.return_val = -1;
-
-	err = bt_rand(buf, buf_len);
-
-	expect_call_count_tc_hmac_prng_generate(1, buf, buf_len, hmac_prng);
-
-	zassert_true(err < 0, "Unexpected error code '%d' was returned", err);
-}
-
-static int tc_hmac_prng_generate_custom_fake(uint8_t *out, unsigned int outlen, TCHmacPrng_t prng)
-{
-	if (tc_hmac_prng_generate_fake.call_count == 1) {
-		return TC_HMAC_PRNG_RESEED_REQ;
-	}
-
-	return TC_CRYPTO_FAIL;
-}
-
-/*
- *  Test bt_rand() fails when tc_hmac_prng_generate() fails on the second call after a seeding
- *  request by tc_hmac_prng_generate() while 'CONFIG_BT_HOST_CRYPTO_PRNG' is enabled.
- *
- *  Constraints:
- *   - 'CONFIG_BT_HOST_CRYPTO_PRNG' is enabled
- *   - tc_hmac_prng_generate() fails and returns 'TC_HMAC_PRNG_RESEED_REQ' on the first call.
- *   - tc_hmac_prng_generate() fails and returns 'TC_CRYPTO_FAIL' on the second call.
- *
- *  Expected behaviour:
- *   - bt_rand() returns a negative error code '-EIO' (failure)
- */
-ZTEST(bt_rand_invalid_cases, test_tc_hmac_prng_generate_fails_on_second_call)
-{
-	int err;
-	uint8_t buf[16];
-	size_t buf_len = 16;
-	struct tc_hmac_prng_struct *hmac_prng = bt_crypto_get_hmac_prng_instance();
-
-	Z_TEST_SKIP_IFNDEF(CONFIG_BT_HOST_CRYPTO_PRNG);
-
-	tc_hmac_prng_generate_fake.custom_fake = tc_hmac_prng_generate_custom_fake;
-
-	/* This is to make prng_reseed() succeeds and return 0 */
-	bt_hci_le_rand_fake.return_val = 0;
-	tc_hmac_prng_reseed_fake.return_val = TC_CRYPTO_SUCCESS;
-
-	err = bt_rand(buf, buf_len);
-
-	expect_call_count_tc_hmac_prng_generate(2, buf, buf_len, hmac_prng);
-	expect_single_call_tc_hmac_prng_reseed(hmac_prng, 32, sizeof(int64_t));
+	expect_single_call_psa_generate_random(buf, buf_len);
 
 	zassert_true(err == -EIO, "Unexpected error code '%d' was returned", err);
 }
diff --git a/tests/bluetooth/host/crypto/mocks/aes.c b/tests/bluetooth/host/crypto/mocks/aes.c
index e931614ed6f..37184f49e67 100644
--- a/tests/bluetooth/host/crypto/mocks/aes.c
+++ b/tests/bluetooth/host/crypto/mocks/aes.c
@@ -7,5 +7,10 @@
 #include <zephyr/kernel.h>
 #include "mocks/aes.h"
 
-DEFINE_FAKE_VALUE_FUNC(int, tc_aes_encrypt, uint8_t *, const uint8_t *, const TCAesKeySched_t);
-DEFINE_FAKE_VALUE_FUNC(int, tc_aes128_set_encrypt_key, TCAesKeySched_t, const uint8_t *);
+DEFINE_FAKE_VALUE_FUNC(psa_status_t, psa_crypto_init);
+DEFINE_FAKE_VALUE_FUNC(psa_status_t, psa_generate_random, uint8_t *, size_t);
+DEFINE_FAKE_VALUE_FUNC(psa_status_t, psa_import_key, const psa_key_attributes_t *, const uint8_t *,
+			size_t, mbedtls_svc_key_id_t *);
+DEFINE_FAKE_VALUE_FUNC(psa_status_t, psa_cipher_encrypt, mbedtls_svc_key_id_t, psa_algorithm_t,
+			const uint8_t *, size_t, uint8_t *, size_t, size_t *);
+DEFINE_FAKE_VALUE_FUNC(psa_status_t, psa_destroy_key, mbedtls_svc_key_id_t);
diff --git a/tests/bluetooth/host/crypto/mocks/aes.h b/tests/bluetooth/host/crypto/mocks/aes.h
index b58b257852e..3f072dab760 100644
--- a/tests/bluetooth/host/crypto/mocks/aes.h
+++ b/tests/bluetooth/host/crypto/mocks/aes.h
@@ -6,13 +6,20 @@
 
 #include <zephyr/kernel.h>
 #include <zephyr/fff.h>
-#include <tinycrypt/aes.h>
-#include <tinycrypt/constants.h>
+#include <psa/crypto.h>
 
 /* List of fakes used by this unit tester */
 #define AES_FFF_FAKES_LIST(FAKE)               \
-		FAKE(tc_aes_encrypt)                   \
-		FAKE(tc_aes128_set_encrypt_key)
+		FAKE(psa_crypto_init)          \
+		FAKE(psa_generate_random)      \
+		FAKE(psa_import_key)           \
+		FAKE(psa_cipher_encrypt)       \
+		FAKE(psa_destroy_key)
 
-DECLARE_FAKE_VALUE_FUNC(int, tc_aes_encrypt, uint8_t *, const uint8_t *, const TCAesKeySched_t);
-DECLARE_FAKE_VALUE_FUNC(int, tc_aes128_set_encrypt_key, TCAesKeySched_t, const uint8_t *);
+DECLARE_FAKE_VALUE_FUNC(psa_status_t, psa_crypto_init);
+DECLARE_FAKE_VALUE_FUNC(psa_status_t, psa_generate_random, uint8_t *, size_t);
+DECLARE_FAKE_VALUE_FUNC(psa_status_t, psa_import_key, const psa_key_attributes_t *, const uint8_t *,
+			size_t, mbedtls_svc_key_id_t *);
+DECLARE_FAKE_VALUE_FUNC(psa_status_t, psa_cipher_encrypt, mbedtls_svc_key_id_t, psa_algorithm_t,
+			const uint8_t *, size_t, uint8_t *, size_t, size_t *);
+DECLARE_FAKE_VALUE_FUNC(psa_status_t, psa_destroy_key, mbedtls_svc_key_id_t);
diff --git a/tests/bluetooth/host/crypto/mocks/aes_expects.c b/tests/bluetooth/host/crypto/mocks/aes_expects.c
index 10f627b9087..6927354712a 100644
--- a/tests/bluetooth/host/crypto/mocks/aes_expects.c
+++ b/tests/bluetooth/host/crypto/mocks/aes_expects.c
@@ -8,17 +8,19 @@
 #include "mocks/aes.h"
 #include "mocks/aes_expects.h"
 
-void expect_single_call_tc_aes_encrypt(uint8_t *out)
+void expect_single_call_psa_cipher_encrypt(uint8_t *out)
 {
-	const char *func_name = "tc_aes_encrypt";
+	const char *func_name = "psa_cipher_encrypt";
 
-	zassert_equal(tc_aes_encrypt_fake.call_count, 1, "'%s()' was called more than once",
+	zassert_equal(psa_cipher_encrypt_fake.call_count, 1, "'%s()' was called more than once",
 		      func_name);
 
-	zassert_equal_ptr(tc_aes_encrypt_fake.arg0_val, out,
-		      "'%s()' was called with incorrect '%s' value", func_name, "out");
-	zassert_not_null(tc_aes_encrypt_fake.arg1_val,
-			 "'%s()' was called with incorrect '%s' value", func_name, "in");
-	zassert_not_null(tc_aes_encrypt_fake.arg2_val,
-			 "'%s()' was called with incorrect '%s' value", func_name, "s");
+	zassert_not_equal(psa_cipher_encrypt_fake.arg1_val, 0,
+			 "'%s()' was called with incorrect '%s' value", func_name, "arg1");
+	zassert_not_equal(psa_cipher_encrypt_fake.arg3_val, 0,
+			 "'%s()' was called with incorrect '%s' value", func_name, "arg3");
+	zassert_equal_ptr(psa_cipher_encrypt_fake.arg4_val, out,
+			 "'%s()' was called with incorrect '%s' value", func_name, "arg4");
+	zassert_not_equal(psa_cipher_encrypt_fake.arg5_val, 0,
+			 "'%s()' was called with incorrect '%s' value", func_name, "arg5");
 }
diff --git a/tests/bluetooth/host/crypto/mocks/aes_expects.h b/tests/bluetooth/host/crypto/mocks/aes_expects.h
index 33022aa4b8e..031db8439a9 100644
--- a/tests/bluetooth/host/crypto/mocks/aes_expects.h
+++ b/tests/bluetooth/host/crypto/mocks/aes_expects.h
@@ -7,9 +7,9 @@
 #include <zephyr/kernel.h>
 
 /*
- *  Validate expected behaviour when tc_aes_encrypt() is called
+ *  Validate expected behaviour when psa_cipher_encrypt() is called
  *
  *  Expected behaviour:
- *   - tc_aes_encrypt() to be called once with correct parameters
+ *   - psa_cipher_encrypt() to be called once with correct parameters
  */
-void expect_single_call_tc_aes_encrypt(uint8_t *out);
+void expect_single_call_psa_cipher_encrypt(uint8_t *out);
diff --git a/tests/bluetooth/host/crypto/mocks/crypto_help_utils.c b/tests/bluetooth/host/crypto/mocks/crypto_help_utils.c
deleted file mode 100644
index 5c0428b0481..00000000000
--- a/tests/bluetooth/host/crypto/mocks/crypto_help_utils.c
+++ /dev/null
@@ -1,9 +0,0 @@
-/*
- * Copyright (c) 2022 Nordic Semiconductor ASA
- *
- * SPDX-License-Identifier: Apache-2.0
- */
-
-#include <zephyr/kernel.h>
-#include <host/crypto.h>
-#include "crypto_help_utils.h"
diff --git a/tests/bluetooth/host/crypto/mocks/crypto_help_utils.h b/tests/bluetooth/host/crypto/mocks/crypto_help_utils.h
deleted file mode 100644
index 8c408ab4a2c..00000000000
--- a/tests/bluetooth/host/crypto/mocks/crypto_help_utils.h
+++ /dev/null
@@ -1,10 +0,0 @@
-/*
- * Copyright (c) 2022 Nordic Semiconductor ASA
- *
- * SPDX-License-Identifier: Apache-2.0
- */
-
-#include <tinycrypt/hmac_prng.h>
-
-/* crypto.c declarations */
-struct tc_hmac_prng_struct *bt_crypto_get_hmac_prng_instance(void);
diff --git a/tests/bluetooth/host/crypto/mocks/hmac_prng.c b/tests/bluetooth/host/crypto/mocks/hmac_prng.c
deleted file mode 100644
index 9f3536ab6ba..00000000000
--- a/tests/bluetooth/host/crypto/mocks/hmac_prng.c
+++ /dev/null
@@ -1,13 +0,0 @@
-/*
- * Copyright (c) 2022 Nordic Semiconductor ASA
- *
- * SPDX-License-Identifier: Apache-2.0
- */
-
-#include <zephyr/kernel.h>
-#include "mocks/hmac_prng.h"
-
-DEFINE_FAKE_VALUE_FUNC(int, tc_hmac_prng_init, TCHmacPrng_t, const uint8_t *, unsigned int);
-DEFINE_FAKE_VALUE_FUNC(int, tc_hmac_prng_reseed, TCHmacPrng_t, const uint8_t *, unsigned int,
-		       const uint8_t *, unsigned int);
-DEFINE_FAKE_VALUE_FUNC(int, tc_hmac_prng_generate, uint8_t *, unsigned int, TCHmacPrng_t);
diff --git a/tests/bluetooth/host/crypto/mocks/hmac_prng.h b/tests/bluetooth/host/crypto/mocks/hmac_prng.h
deleted file mode 100644
index bdb1278f22e..00000000000
--- a/tests/bluetooth/host/crypto/mocks/hmac_prng.h
+++ /dev/null
@@ -1,21 +0,0 @@
-/*
- * Copyright (c) 2022 Nordic Semiconductor ASA
- *
- * SPDX-License-Identifier: Apache-2.0
- */
-
-#include <zephyr/kernel.h>
-#include <zephyr/fff.h>
-#include <tinycrypt/hmac_prng.h>
-#include <tinycrypt/constants.h>
-
-/* List of fakes used by this unit tester */
-#define HMAC_PRNG_FFF_FAKES_LIST(FAKE)         \
-		FAKE(tc_hmac_prng_init)                \
-		FAKE(tc_hmac_prng_reseed)              \
-		FAKE(tc_hmac_prng_generate)
-
-DECLARE_FAKE_VALUE_FUNC(int, tc_hmac_prng_init, TCHmacPrng_t, const uint8_t *, unsigned int);
-DECLARE_FAKE_VALUE_FUNC(int, tc_hmac_prng_reseed, TCHmacPrng_t, const uint8_t *, unsigned int,
-			const uint8_t *, unsigned int);
-DECLARE_FAKE_VALUE_FUNC(int, tc_hmac_prng_generate, uint8_t *, unsigned int, TCHmacPrng_t);
diff --git a/tests/bluetooth/host/crypto/mocks/hmac_prng_expects.c b/tests/bluetooth/host/crypto/mocks/hmac_prng_expects.c
deleted file mode 100644
index 493ceab51e2..00000000000
--- a/tests/bluetooth/host/crypto/mocks/hmac_prng_expects.c
+++ /dev/null
@@ -1,61 +0,0 @@
-/*
- * Copyright (c) 2022 Nordic Semiconductor ASA
- *
- * SPDX-License-Identifier: Apache-2.0
- */
-
-#include <zephyr/kernel.h>
-#include "mocks/hmac_prng.h"
-#include "mocks/hmac_prng_expects.h"
-
-void expect_single_call_tc_hmac_prng_init(TCHmacPrng_t prng, unsigned int plen)
-{
-	const char *func_name = "tc_hmac_prng_init";
-
-	zassert_equal(tc_hmac_prng_init_fake.call_count, 1, "'%s()' was called more than once",
-		      func_name);
-
-	zassert_equal_ptr(tc_hmac_prng_init_fake.arg0_val, prng,
-		      "'%s()' was called with incorrect '%s' value", func_name, "prng");
-	zassert_not_null(tc_hmac_prng_init_fake.arg1_val,
-			 "'%s()' was called with incorrect '%s' value", func_name, "buffer");
-	zassert_equal(tc_hmac_prng_init_fake.arg2_val, plen,
-		      "'%s()' was called with incorrect '%s' value", func_name, "plen");
-}
-
-void expect_single_call_tc_hmac_prng_reseed(TCHmacPrng_t prng, unsigned int seedlen,
-					    unsigned int additionallen)
-{
-	const char *func_name = "tc_hmac_prng_reseed";
-
-	zassert_equal(tc_hmac_prng_reseed_fake.call_count, 1, "'%s()' was called more than once",
-		      func_name);
-
-	zassert_equal_ptr(tc_hmac_prng_reseed_fake.arg0_val, prng,
-			  "'%s()' was called with incorrect '%s' value", func_name, "prng");
-	zassert_not_null(tc_hmac_prng_reseed_fake.arg1_val,
-			 "'%s()' was called with incorrect '%s' value", func_name, "seed");
-	zassert_equal(tc_hmac_prng_reseed_fake.arg2_val, seedlen,
-		      "'%s()' was called with incorrect '%s' value", func_name, "seedlen");
-	zassert_not_null(tc_hmac_prng_reseed_fake.arg3_val,
-			 "'%s()' was called with incorrect '%s' value", func_name,
-			 "additional_input");
-	zassert_equal(tc_hmac_prng_reseed_fake.arg4_val, additionallen,
-		      "'%s()' was called with incorrect '%s' value", func_name, "additionallen");
-}
-
-void expect_call_count_tc_hmac_prng_generate(int call_count, uint8_t *out, unsigned int outlen,
-					      TCHmacPrng_t prng)
-{
-	const char *func_name = "tc_hmac_prng_generate";
-
-	zassert_equal(tc_hmac_prng_generate_fake.call_count, call_count,
-		      "'%s()' was called more than once", func_name);
-
-	zassert_equal_ptr(tc_hmac_prng_generate_fake.arg0_val, out,
-			  "'%s()' was called with incorrect '%s' value", func_name, "out");
-	zassert_equal(tc_hmac_prng_generate_fake.arg1_val, outlen,
-		      "'%s()' was called with incorrect '%s' value", func_name, "outlen");
-	zassert_equal_ptr(tc_hmac_prng_generate_fake.arg2_val, prng,
-			  "'%s()' was called with incorrect '%s' value", func_name, "prng");
-}
diff --git a/tests/bluetooth/host/crypto/mocks/hmac_prng_expects.h b/tests/bluetooth/host/crypto/mocks/hmac_prng_expects.h
deleted file mode 100644
index 07d910917b5..00000000000
--- a/tests/bluetooth/host/crypto/mocks/hmac_prng_expects.h
+++ /dev/null
@@ -1,33 +0,0 @@
-/*
- * Copyright (c) 2022 Nordic Semiconductor ASA
- *
- * SPDX-License-Identifier: Apache-2.0
- */
-
-#include <zephyr/kernel.h>
-
-/*
- *  Validate expected behaviour when tc_hmac_prng_init() is called
- *
- *  Expected behaviour:
- *   - tc_hmac_prng_init() to be called once with correct parameters
- */
-void expect_single_call_tc_hmac_prng_init(TCHmacPrng_t prng, unsigned int plen);
-
-/*
- *  Validate expected behaviour when tc_hmac_prng_reseed() is called
- *
- *  Expected behaviour:
- *   - tc_hmac_prng_reseed() to be called once with correct parameters
- */
-void expect_single_call_tc_hmac_prng_reseed(TCHmacPrng_t prng, unsigned int seedlen,
-					    unsigned int additionallen);
-
-/*
- *  Validate expected behaviour when tc_hmac_prng_generate() is called
- *
- *  Expected behaviour:
- *   - tc_hmac_prng_generate() to be called once with correct parameters
- */
-void expect_call_count_tc_hmac_prng_generate(int call_count, uint8_t *out, unsigned int outlen,
-					      TCHmacPrng_t prng);
diff --git a/tests/bluetooth/host/crypto/mocks/prng.c b/tests/bluetooth/host/crypto/mocks/prng.c
new file mode 100644
index 00000000000..d38c9c4826a
--- /dev/null
+++ b/tests/bluetooth/host/crypto/mocks/prng.c
@@ -0,0 +1,11 @@
+/*
+ * Copyright (c) 2022 Nordic Semiconductor ASA
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#include <zephyr/kernel.h>
+#include "mocks/prng.h"
+
+DEFINE_FAKE_VALUE_FUNC(psa_status_t, psa_crypto_init);
+DEFINE_FAKE_VALUE_FUNC(psa_status_t, psa_generate_random, uint8_t *, size_t);
diff --git a/tests/bluetooth/host/crypto/mocks/prng.h b/tests/bluetooth/host/crypto/mocks/prng.h
new file mode 100644
index 00000000000..d5198e49459
--- /dev/null
+++ b/tests/bluetooth/host/crypto/mocks/prng.h
@@ -0,0 +1,17 @@
+/*
+ * Copyright (c) 2022 Nordic Semiconductor ASA
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#include <zephyr/kernel.h>
+#include <zephyr/fff.h>
+#include <psa/crypto.h>
+
+/* List of fakes used by this unit tester */
+#define PRNG_FFF_FAKES_LIST(FAKE)         \
+		FAKE(psa_crypto_init)                \
+		FAKE(psa_generate_random)
+
+DECLARE_FAKE_VALUE_FUNC(psa_status_t, psa_crypto_init);
+DECLARE_FAKE_VALUE_FUNC(psa_status_t, psa_generate_random, uint8_t *, size_t);
diff --git a/tests/bluetooth/host/crypto/mocks/prng_expects.c b/tests/bluetooth/host/crypto/mocks/prng_expects.c
new file mode 100644
index 00000000000..0dc11c639b5
--- /dev/null
+++ b/tests/bluetooth/host/crypto/mocks/prng_expects.c
@@ -0,0 +1,30 @@
+/*
+ * Copyright (c) 2022 Nordic Semiconductor ASA
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#include <zephyr/kernel.h>
+#include "mocks/prng.h"
+#include "mocks/prng_expects.h"
+
+void expect_single_call_tc_psa_crypto_init(void)
+{
+	const char *func_name = "psa_crypto_init";
+
+	zassert_equal(psa_crypto_init_fake.call_count, 1, "'%s()' was called more than once",
+		      func_name);
+}
+
+void expect_single_call_psa_generate_random(uint8_t *out, size_t outlen)
+{
+	const char *func_name = "psa_generate_random";
+
+	zassert_equal(psa_generate_random_fake.call_count, 1,
+		      "'%s()' was called more than once", func_name);
+
+	zassert_equal_ptr(psa_generate_random_fake.arg0_val, out,
+			  "'%s()' was called with incorrect '%s' value", func_name, "out");
+	zassert_equal(psa_generate_random_fake.arg1_val, outlen,
+		      "'%s()' was called with incorrect '%s' value", func_name, "outlen");
+}
diff --git a/tests/bluetooth/host/crypto/mocks/prng_expects.h b/tests/bluetooth/host/crypto/mocks/prng_expects.h
new file mode 100644
index 00000000000..43db853c906
--- /dev/null
+++ b/tests/bluetooth/host/crypto/mocks/prng_expects.h
@@ -0,0 +1,23 @@
+/*
+ * Copyright (c) 2022 Nordic Semiconductor ASA
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#include <zephyr/kernel.h>
+
+/*
+ *  Validate expected behaviour when psa_crypto_init() is called
+ *
+ *  Expected behaviour:
+ *   - psa_crypto_init() to be called once with correct parameters
+ */
+void expect_single_call_tc_psa_crypto_init(void);
+
+/*
+ *  Validate expected behaviour when psa_generate_random() is called
+ *
+ *  Expected behaviour:
+ *   - psa_generate_random() to be called once with correct parameters
+ */
+void expect_single_call_psa_generate_random(uint8_t *out, unsigned int outlen);
diff --git a/tests/bluetooth/host/crypto/prng_init/CMakeLists.txt b/tests/bluetooth/host/crypto/prng_init/CMakeLists.txt
deleted file mode 100644
index 56534b6a92c..00000000000
--- a/tests/bluetooth/host/crypto/prng_init/CMakeLists.txt
+++ /dev/null
@@ -1,16 +0,0 @@
-# SPDX-License-Identifier: Apache-2.0
-
-cmake_minimum_required(VERSION 3.20.0)
-
-find_package(Zephyr COMPONENTS unittest REQUIRED HINTS $ENV{ZEPHYR_BASE})
-
-project(prng_init)
-
-add_subdirectory(${ZEPHYR_BASE}/tests/bluetooth/host host_mocks)
-add_subdirectory(${ZEPHYR_BASE}/tests/bluetooth/host/crypto mocks)
-
-target_sources(testbinary PRIVATE
-  src/main.c
-  src/test_suite_invalid_inputs.c
-)
-target_link_libraries(testbinary PRIVATE mocks host_mocks)
diff --git a/tests/bluetooth/host/crypto/prng_init/prj.conf b/tests/bluetooth/host/crypto/prng_init/prj.conf
deleted file mode 100644
index 9b9d1e2cafc..00000000000
--- a/tests/bluetooth/host/crypto/prng_init/prj.conf
+++ /dev/null
@@ -1,8 +0,0 @@
-CONFIG_ZTEST=y
-CONFIG_BT=y
-CONFIG_BT_CENTRAL=y
-CONFIG_BT_MAX_PAIRED=7
-CONFIG_ASSERT=y
-CONFIG_ASSERT_LEVEL=2
-CONFIG_ASSERT_VERBOSE=y
-CONFIG_ASSERT_ON_ERRORS=y
diff --git a/tests/bluetooth/host/crypto/prng_init/src/main.c b/tests/bluetooth/host/crypto/prng_init/src/main.c
deleted file mode 100644
index 2270aea1f13..00000000000
--- a/tests/bluetooth/host/crypto/prng_init/src/main.c
+++ /dev/null
@@ -1,58 +0,0 @@
-/*
- * Copyright (c) 2022 Nordic Semiconductor ASA
- *
- * SPDX-License-Identifier: Apache-2.0
- */
-
-#include "mocks/crypto_help_utils.h"
-#include "mocks/hci_core.h"
-#include "mocks/hci_core_expects.h"
-#include "mocks/hmac_prng.h"
-#include "mocks/hmac_prng_expects.h"
-
-#include <zephyr/fff.h>
-#include <zephyr/kernel.h>
-
-#include <host/crypto.h>
-
-DEFINE_FFF_GLOBALS;
-
-static void fff_reset_rule_before(const struct ztest_unit_test *test, void *fixture)
-{
-	HCI_CORE_FFF_FAKES_LIST(RESET_FAKE);
-	HMAC_PRNG_FFF_FAKES_LIST(RESET_FAKE);
-}
-
-ZTEST_RULE(fff_reset_rule, fff_reset_rule_before, NULL);
-
-ZTEST_SUITE(prng_init, NULL, NULL, NULL, NULL, NULL);
-
-/*
- *  Test prng_init() succeeds
- *
- *  Constraints:
- *   - bt_hci_le_rand() succeeds and returns 0 (success)
- *   - tc_hmac_prng_init() succeeds and returns 'TC_CRYPTO_SUCCESS'.
- *   - tc_hmac_prng_reseed() succeeds and returns 'TC_CRYPTO_SUCCESS'.
- *
- *  Expected behaviour:
- *   - prng_init() returns 0 (success)
- */
-ZTEST(prng_init, test_prng_init_succeeds)
-{
-	int err;
-	uint8_t expected_args_history[] = {8, 32};
-	struct tc_hmac_prng_struct *hmac_prng = bt_crypto_get_hmac_prng_instance();
-
-	bt_hci_le_rand_fake.return_val = 0;
-	tc_hmac_prng_init_fake.return_val = TC_CRYPTO_SUCCESS;
-	tc_hmac_prng_reseed_fake.return_val = TC_CRYPTO_SUCCESS;
-
-	err = prng_init();
-
-	expect_call_count_bt_hci_le_rand(2, expected_args_history);
-	expect_single_call_tc_hmac_prng_init(hmac_prng, 8);
-	expect_single_call_tc_hmac_prng_reseed(hmac_prng, 32, sizeof(int64_t));
-
-	zassert_ok(err, "Unexpected error code '%d' was returned", err);
-}
diff --git a/tests/bluetooth/host/crypto/prng_init/src/test_suite_invalid_inputs.c b/tests/bluetooth/host/crypto/prng_init/src/test_suite_invalid_inputs.c
deleted file mode 100644
index fa25017c23e..00000000000
--- a/tests/bluetooth/host/crypto/prng_init/src/test_suite_invalid_inputs.c
+++ /dev/null
@@ -1,98 +0,0 @@
-/*
- * Copyright (c) 2022 Nordic Semiconductor ASA
- *
- * SPDX-License-Identifier: Apache-2.0
- */
-
-#include "host_mocks/assert.h"
-#include "mocks/crypto_help_utils.h"
-#include "mocks/hci_core.h"
-#include "mocks/hci_core_expects.h"
-#include "mocks/hmac_prng.h"
-#include "mocks/hmac_prng_expects.h"
-
-#include <zephyr/kernel.h>
-
-#include <host/crypto.h>
-
-ZTEST_SUITE(prng_init_invalid_cases, NULL, NULL, NULL, NULL, NULL);
-
-/*
- *  Test prng_init() fails when bt_hci_le_rand() fails
- *
- *  Constraints:
- *   - bt_hci_le_rand() fails and returns a negative error code.
- *
- *  Expected behaviour:
- *   - prng_init() returns a negative error code (failure)
- */
-ZTEST(prng_init_invalid_cases, test_bt_hci_le_rand_fails)
-{
-	int err;
-	uint8_t expected_args_history[] = {8};
-
-	bt_hci_le_rand_fake.return_val = -1;
-
-	err = prng_init();
-
-	expect_call_count_bt_hci_le_rand(1, expected_args_history);
-
-	zassert_true(err < 0, "Unexpected error code '%d' was returned", err);
-}
-
-/*
- *  Test prng_init() fails when tc_hmac_prng_init() fails
- *
- *  Constraints:
- *   - bt_hci_le_rand() succeeds and returns 0 (success)
- *   - tc_hmac_prng_init() fails and returns 'TC_CRYPTO_FAIL'.
- *
- *  Expected behaviour:
- *   - prng_init() returns a negative error code '-EIO' (failure)
- */
-ZTEST(prng_init_invalid_cases, test_tc_hmac_prng_init_fails)
-{
-	int err;
-	uint8_t expected_args_history[] = {8};
-	struct tc_hmac_prng_struct *hmac_prng = bt_crypto_get_hmac_prng_instance();
-
-	bt_hci_le_rand_fake.return_val = 0;
-	tc_hmac_prng_init_fake.return_val = TC_CRYPTO_FAIL;
-
-	err = prng_init();
-
-	expect_call_count_bt_hci_le_rand(1, expected_args_history);
-	expect_single_call_tc_hmac_prng_init(hmac_prng, 8);
-
-	zassert_true(err == -EIO, "Unexpected error code '%d' was returned", err);
-}
-
-/*
- *  Test prng_init() fails when prng_reseed() fails
- *
- *  Constraints:
- *   - bt_hci_le_rand() succeeds and returns 0 (success)
- *   - tc_hmac_prng_init() succeeds and returns 'TC_CRYPTO_SUCCESS'.
- *   - tc_hmac_prng_reseed() fails and returns 'TC_CRYPTO_FAIL'.
- *
- *  Expected behaviour:
- *   - prng_init() returns a negative error code '-EIO' (failure)
- */
-ZTEST(prng_init_invalid_cases, test_prng_reseed_fails)
-{
-	int err;
-	uint8_t expected_args_history[] = {8, 32};
-	struct tc_hmac_prng_struct *hmac_prng = bt_crypto_get_hmac_prng_instance();
-
-	bt_hci_le_rand_fake.return_val = 0;
-	tc_hmac_prng_init_fake.return_val = TC_CRYPTO_SUCCESS;
-	tc_hmac_prng_reseed_fake.return_val = TC_CRYPTO_FAIL;
-
-	err = prng_init();
-
-	expect_call_count_bt_hci_le_rand(2, expected_args_history);
-	expect_single_call_tc_hmac_prng_init(hmac_prng, 8);
-	expect_single_call_tc_hmac_prng_reseed(hmac_prng, 32, sizeof(int64_t));
-
-	zassert_true(err == -EIO, "Unexpected error code '%d' was returned", err);
-}
diff --git a/tests/bluetooth/host/crypto/prng_init/testcase.yaml b/tests/bluetooth/host/crypto/prng_init/testcase.yaml
deleted file mode 100644
index c93d73f23d2..00000000000
--- a/tests/bluetooth/host/crypto/prng_init/testcase.yaml
+++ /dev/null
@@ -1,7 +0,0 @@
-common:
-  tags:
-    - bluetooth
-    - host
-tests:
-  bluetooth.host.prng_init.default:
-    type: unit