diff --git a/tests/suites/test_suite_psa_crypto.data b/tests/suites/test_suite_psa_crypto.data
index e29cbf7e3..6ea927ad4 100644
--- a/tests/suites/test_suite_psa_crypto.data
+++ b/tests/suites/test_suite_psa_crypto.data
@@ -882,75 +882,75 @@ cipher_bad_order:
 
 PSA symmetric encrypt: AES-CBC-nopad, 16 bytes, good
 depends_on:MBEDTLS_AES_C:MBEDTLS_CIPHER_MODE_CBC
-cipher_encrypt:PSA_ALG_CBC_NO_PADDING:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"6bc1bee22e409f96e93d7e117393172a":"a076ec9dfbe47d52afc357336f20743b":PSA_SUCCESS
+cipher_encrypt:PSA_ALG_CBC_NO_PADDING:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a":"6bc1bee22e409f96e93d7e117393172a":"a076ec9dfbe47d52afc357336f20743b":PSA_SUCCESS
 
 PSA symmetric encrypt: AES-CBC-PKCS#7, 16 bytes, good
 depends_on:MBEDTLS_AES_C:MBEDTLS_CIPHER_MODE_CBC
-cipher_encrypt:PSA_ALG_CBC_PKCS7:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"6bc1bee22e409f96e93d7e117393172a":"a076ec9dfbe47d52afc357336f20743bca7e8a15dc3c776436314293031cd4f3":PSA_SUCCESS
+cipher_encrypt:PSA_ALG_CBC_PKCS7:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a":"6bc1bee22e409f96e93d7e117393172a":"a076ec9dfbe47d52afc357336f20743bca7e8a15dc3c776436314293031cd4f3":PSA_SUCCESS
 
 PSA symmetric encrypt: AES-CBC-PKCS#7, 15 bytes, good
 depends_on:MBEDTLS_AES_C:MBEDTLS_CIPHER_MODE_CBC
-cipher_encrypt:PSA_ALG_CBC_PKCS7:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"6bc1bee22e409f96e93d7e11739317":"6279b49d7f7a8dd87b685175d4276e24":PSA_SUCCESS
+cipher_encrypt:PSA_ALG_CBC_PKCS7:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a":"6bc1bee22e409f96e93d7e11739317":"6279b49d7f7a8dd87b685175d4276e24":PSA_SUCCESS
 
 PSA symmetric encrypt: AES-CBC-nopad, input too short
 depends_on:MBEDTLS_AES_C:MBEDTLS_CIPHER_MODE_CBC
-cipher_encrypt:PSA_ALG_CBC_NO_PADDING:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"6bc1bee223":"6bc1bee223":PSA_ERROR_INVALID_ARGUMENT
+cipher_encrypt:PSA_ALG_CBC_NO_PADDING:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a":"6bc1bee223":"6bc1bee223":PSA_ERROR_INVALID_ARGUMENT
 
 PSA symmetric encrypt: AES-CTR, 16 bytes, good
 depends_on:MBEDTLS_AES_C:MBEDTLS_CIPHER_MODE_CBC:MBEDTLS_CIPHER_MODE_CTR
-cipher_encrypt:PSA_ALG_CTR:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"6bc1bee22e409f96e93d7e117393172a":"8f9408fe80a81d3e813da3c7b0b2bd32":PSA_SUCCESS
+cipher_encrypt:PSA_ALG_CTR:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a":"6bc1bee22e409f96e93d7e117393172a":"8f9408fe80a81d3e813da3c7b0b2bd32":PSA_SUCCESS
 
 PSA symmetric encrypt: AES-CTR, 15 bytes, good
 depends_on:MBEDTLS_AES_C:MBEDTLS_CIPHER_MODE_CBC:MBEDTLS_CIPHER_MODE_CTR
-cipher_encrypt:PSA_ALG_CTR:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"6bc1bee22e409f96e93d7e11739317":"8f9408fe80a81d3e813da3c7b0b2bd":PSA_SUCCESS
+cipher_encrypt:PSA_ALG_CTR:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a":"6bc1bee22e409f96e93d7e11739317":"8f9408fe80a81d3e813da3c7b0b2bd":PSA_SUCCESS
 
 PSA symmetric encrypt: DES-CBC-nopad, 8 bytes, good
 depends_on:MBEDTLS_DES_C:MBEDTLS_CIPHER_MODE_CBC
-cipher_encrypt:PSA_ALG_CBC_NO_PADDING:PSA_KEY_TYPE_DES:"01020407080b0d0e":"eda4011239bc3ac9":"64f917b0152f8f05":PSA_SUCCESS
+cipher_encrypt:PSA_ALG_CBC_NO_PADDING:PSA_KEY_TYPE_DES:"01020407080b0d0e":"2a2a2a2a2a2a2a2a":"eda4011239bc3ac9":"64f917b0152f8f05":PSA_SUCCESS
 
 PSA symmetric encrypt: 2-key 3DES-CBC-nopad, 8 bytes, good
 depends_on:MBEDTLS_DES_C:MBEDTLS_CIPHER_MODE_CBC
-cipher_encrypt:PSA_ALG_CBC_NO_PADDING:PSA_KEY_TYPE_DES:"01020407080b0d0ec1c2c4c7c8cbcdce":"eda4011239bc3ac9":"5d0652429c5b0ac7":PSA_SUCCESS
+cipher_encrypt:PSA_ALG_CBC_NO_PADDING:PSA_KEY_TYPE_DES:"01020407080b0d0ec1c2c4c7c8cbcdce":"2a2a2a2a2a2a2a2a":"eda4011239bc3ac9":"5d0652429c5b0ac7":PSA_SUCCESS
 
 PSA symmetric encrypt: 3-key 3DES-CBC-nopad, 8 bytes, good
 depends_on:MBEDTLS_DES_C:MBEDTLS_CIPHER_MODE_CBC
-cipher_encrypt:PSA_ALG_CBC_NO_PADDING:PSA_KEY_TYPE_DES:"01020407080b0d0ec1c2c4c7c8cbcdce31323437383b3d3e":"eda4011239bc3ac9":"817ca7d69b80d86a":PSA_SUCCESS
+cipher_encrypt:PSA_ALG_CBC_NO_PADDING:PSA_KEY_TYPE_DES:"01020407080b0d0ec1c2c4c7c8cbcdce31323437383b3d3e":"2a2a2a2a2a2a2a2a":"eda4011239bc3ac9":"817ca7d69b80d86a":PSA_SUCCESS
 
 PSA symmetric decrypt: AES-CBC-nopad, 16 bytes, good
 depends_on:MBEDTLS_AES_C:MBEDTLS_CIPHER_MODE_CBC
-cipher_decrypt:PSA_ALG_CBC_NO_PADDING:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"396ee84fb75fdbb5c2b13c7fe5a654aa":"49e4e66c89a86b67758df89db9ad6955":PSA_SUCCESS
+cipher_decrypt:PSA_ALG_CBC_NO_PADDING:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a":"396ee84fb75fdbb5c2b13c7fe5a654aa":"49e4e66c89a86b67758df89db9ad6955":PSA_SUCCESS
 
 PSA symmetric decrypt: AES-CBC-PKCS#7, 16 bytes, good
 depends_on:MBEDTLS_AES_C:MBEDTLS_CIPHER_MODE_CBC
-cipher_decrypt:PSA_ALG_CBC_PKCS7:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"a076ec9dfbe47d52afc357336f20743bca7e8a15dc3c776436314293031cd4f3":"6bc1bee22e409f96e93d7e117393172a":PSA_SUCCESS
+cipher_decrypt:PSA_ALG_CBC_PKCS7:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a":"a076ec9dfbe47d52afc357336f20743bca7e8a15dc3c776436314293031cd4f3":"6bc1bee22e409f96e93d7e117393172a":PSA_SUCCESS
 
 PSA symmetric decrypt: AES-CBC-PKCS#7, 15 bytes, good
 depends_on:MBEDTLS_AES_C:MBEDTLS_CIPHER_MODE_CBC
-cipher_decrypt:PSA_ALG_CBC_PKCS7:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"6279b49d7f7a8dd87b685175d4276e24":"6bc1bee22e409f96e93d7e11739317":PSA_SUCCESS
+cipher_decrypt:PSA_ALG_CBC_PKCS7:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a":"6279b49d7f7a8dd87b685175d4276e24":"6bc1bee22e409f96e93d7e11739317":PSA_SUCCESS
 
 PSA symmetric decrypt: AES-CBC-PKCS#7, input too short (15 bytes)
 depends_on:MBEDTLS_AES_C:MBEDTLS_CIPHER_MODE_CBC
-cipher_decrypt:PSA_ALG_CBC_PKCS7:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"6bc1bee22e409f96e93d7e11739317":"49e4e66c89a86b67758df89db9ad6955":PSA_ERROR_BAD_STATE
+cipher_decrypt:PSA_ALG_CBC_PKCS7:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a":"6bc1bee22e409f96e93d7e11739317":"49e4e66c89a86b67758df89db9ad6955":PSA_ERROR_BAD_STATE
 
 PSA symmetric decrypt: AES-CTR, 16 bytes, good
 depends_on:MBEDTLS_AES_C:MBEDTLS_CIPHER_MODE_CBC:MBEDTLS_CIPHER_MODE_CTR
-cipher_decrypt:PSA_ALG_CTR:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"396ee84fb75fdbb5c2b13c7fe5a654aa":"dd3b5e5319b7591daab1e1a92687feb2":PSA_SUCCESS
+cipher_decrypt:PSA_ALG_CTR:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a":"396ee84fb75fdbb5c2b13c7fe5a654aa":"dd3b5e5319b7591daab1e1a92687feb2":PSA_SUCCESS
 
 PSA symmetric decrypt: AES-CBC-nopad, input too short (5 bytes)
 depends_on:MBEDTLS_AES_C:MBEDTLS_CIPHER_MODE_CBC
-cipher_decrypt:PSA_ALG_CBC_NO_PADDING:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"6bc1bee223":"6bc1bee223":PSA_ERROR_BAD_STATE
+cipher_decrypt:PSA_ALG_CBC_NO_PADDING:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a":"6bc1bee223":"6bc1bee223":PSA_ERROR_BAD_STATE
 
 PSA symmetric decrypt: DES-CBC-nopad, 8 bytes, good
 depends_on:MBEDTLS_DES_C:MBEDTLS_CIPHER_MODE_CBC
-cipher_decrypt:PSA_ALG_CBC_NO_PADDING:PSA_KEY_TYPE_DES:"01020407080b0d0e":"64f917b0152f8f05":"eda4011239bc3ac9":PSA_SUCCESS
+cipher_decrypt:PSA_ALG_CBC_NO_PADDING:PSA_KEY_TYPE_DES:"01020407080b0d0e":"2a2a2a2a2a2a2a2a":"64f917b0152f8f05":"eda4011239bc3ac9":PSA_SUCCESS
 
 PSA symmetric decrypt: 2-key 3DES-CBC-nopad, 8 bytes, good
 depends_on:MBEDTLS_DES_C:MBEDTLS_CIPHER_MODE_CBC
-cipher_decrypt:PSA_ALG_CBC_NO_PADDING:PSA_KEY_TYPE_DES:"01020407080b0d0ec1c2c4c7c8cbcdce":"5d0652429c5b0ac7":"eda4011239bc3ac9":PSA_SUCCESS
+cipher_decrypt:PSA_ALG_CBC_NO_PADDING:PSA_KEY_TYPE_DES:"01020407080b0d0ec1c2c4c7c8cbcdce":"2a2a2a2a2a2a2a2a":"5d0652429c5b0ac7":"eda4011239bc3ac9":PSA_SUCCESS
 
 PSA symmetric decrypt: 3-key 3DES-CBC-nopad, 8 bytes, good
 depends_on:MBEDTLS_DES_C:MBEDTLS_CIPHER_MODE_CBC
-cipher_decrypt:PSA_ALG_CBC_NO_PADDING:PSA_KEY_TYPE_DES:"01020407080b0d0ec1c2c4c7c8cbcdce31323437383b3d3e":"817ca7d69b80d86a":"eda4011239bc3ac9":PSA_SUCCESS
+cipher_decrypt:PSA_ALG_CBC_NO_PADDING:PSA_KEY_TYPE_DES:"01020407080b0d0ec1c2c4c7c8cbcdce31323437383b3d3e":"2a2a2a2a2a2a2a2a":"817ca7d69b80d86a":"eda4011239bc3ac9":PSA_SUCCESS
 
 PSA symmetric encrypt/decrypt: AES-CBC-nopad, 16 bytes, good
 depends_on:MBEDTLS_AES_C:MBEDTLS_CIPHER_MODE_CBC
@@ -970,127 +970,127 @@ cipher_verify_output:PSA_ALG_CTR:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4
 
 PSA symmetric encryption multipart: AES-CBC-nopad, 7+9 bytes
 depends_on:MBEDTLS_AES_C:MBEDTLS_CIPHER_MODE_CBC
-cipher_encrypt_multipart:PSA_ALG_CBC_NO_PADDING:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"6bc1bee22e409f96e93d7e117393172a":7:0:16:"a076ec9dfbe47d52afc357336f20743b"
+cipher_encrypt_multipart:PSA_ALG_CBC_NO_PADDING:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a":"6bc1bee22e409f96e93d7e117393172a":7:0:16:"a076ec9dfbe47d52afc357336f20743b"
 
 PSA symmetric encryption multipart: AES-CBC-nopad, 3+13 bytes
 depends_on:MBEDTLS_AES_C:MBEDTLS_CIPHER_MODE_CBC
-cipher_encrypt_multipart:PSA_ALG_CBC_NO_PADDING:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"6bc1bee22e409f96e93d7e117393172a":3:0:16:"a076ec9dfbe47d52afc357336f20743b"
+cipher_encrypt_multipart:PSA_ALG_CBC_NO_PADDING:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a":"6bc1bee22e409f96e93d7e117393172a":3:0:16:"a076ec9dfbe47d52afc357336f20743b"
 
 PSA symmetric encryption multipart: AES-CBC-nopad, 4+12 bytes
 depends_on:MBEDTLS_AES_C:MBEDTLS_CIPHER_MODE_CBC
-cipher_encrypt_multipart:PSA_ALG_CBC_NO_PADDING:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"6bc1bee22e409f96e93d7e117393172a":4:0:16:"a076ec9dfbe47d52afc357336f20743b"
+cipher_encrypt_multipart:PSA_ALG_CBC_NO_PADDING:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a":"6bc1bee22e409f96e93d7e117393172a":4:0:16:"a076ec9dfbe47d52afc357336f20743b"
 
 PSA symmetric encryption multipart: AES-CBC-nopad, 11+5 bytes
 depends_on:MBEDTLS_AES_C:MBEDTLS_CIPHER_MODE_CBC
-cipher_encrypt_multipart:PSA_ALG_CBC_NO_PADDING:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"6bc1bee22e409f96e93d7e117393172a":11:0:16:"a076ec9dfbe47d52afc357336f20743b"
+cipher_encrypt_multipart:PSA_ALG_CBC_NO_PADDING:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a":"6bc1bee22e409f96e93d7e117393172a":11:0:16:"a076ec9dfbe47d52afc357336f20743b"
 
 PSA symmetric encryption multipart: AES-CBC-nopad, 16+16 bytes
 depends_on:MBEDTLS_AES_C:MBEDTLS_CIPHER_MODE_CBC
-cipher_encrypt_multipart:PSA_ALG_CBC_NO_PADDING:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"6bc1bee22e409f96e93d7e117393172a5434f378a597bcef1389318c7fc865ef":16:16:16:"a076ec9dfbe47d52afc357336f20743b89906f2f9207ac02aa658cb4ef19c61f"
+cipher_encrypt_multipart:PSA_ALG_CBC_NO_PADDING:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a":"6bc1bee22e409f96e93d7e117393172a5434f378a597bcef1389318c7fc865ef":16:16:16:"a076ec9dfbe47d52afc357336f20743b89906f2f9207ac02aa658cb4ef19c61f"
 
 PSA symmetric encryption multipart: AES-CBC-nopad, 12+20 bytes
 depends_on:MBEDTLS_AES_C:MBEDTLS_CIPHER_MODE_CBC
-cipher_encrypt_multipart:PSA_ALG_CBC_NO_PADDING:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"6bc1bee22e409f96e93d7e117393172a5434f378a597bcef1389318c7fc865ef":12:0:32:"a076ec9dfbe47d52afc357336f20743b89906f2f9207ac02aa658cb4ef19c61f"
+cipher_encrypt_multipart:PSA_ALG_CBC_NO_PADDING:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a":"6bc1bee22e409f96e93d7e117393172a5434f378a597bcef1389318c7fc865ef":12:0:32:"a076ec9dfbe47d52afc357336f20743b89906f2f9207ac02aa658cb4ef19c61f"
 
 PSA symmetric encryption multipart: AES-CBC-nopad, 20+12 bytes
 depends_on:MBEDTLS_AES_C:MBEDTLS_CIPHER_MODE_CBC
-cipher_encrypt_multipart:PSA_ALG_CBC_NO_PADDING:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"6bc1bee22e409f96e93d7e117393172a5434f378a597bcef1389318c7fc865ef":20:16:16:"a076ec9dfbe47d52afc357336f20743b89906f2f9207ac02aa658cb4ef19c61f"
+cipher_encrypt_multipart:PSA_ALG_CBC_NO_PADDING:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a":"6bc1bee22e409f96e93d7e117393172a5434f378a597bcef1389318c7fc865ef":20:16:16:"a076ec9dfbe47d52afc357336f20743b89906f2f9207ac02aa658cb4ef19c61f"
 
 PSA symmetric encryption multipart: AES-CTR, 11+5 bytes
 depends_on:MBEDTLS_AES_C:MBEDTLS_CIPHER_MODE_CTR
-cipher_encrypt_multipart:PSA_ALG_CTR:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"6bc1bee22e409f96e93d7e117393172a":11:11:5:"8f9408fe80a81d3e813da3c7b0b2bd32"
+cipher_encrypt_multipart:PSA_ALG_CTR:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a":"6bc1bee22e409f96e93d7e117393172a":11:11:5:"8f9408fe80a81d3e813da3c7b0b2bd32"
 
 PSA symmetric encryption multipart: AES-CTR, 16+16 bytes
 depends_on:MBEDTLS_AES_C:MBEDTLS_CIPHER_MODE_CTR
-cipher_encrypt_multipart:PSA_ALG_CTR:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"6bc1bee22e409f96e93d7e117393172a5434f378a597bcef1389318c7fc865ef":16:16:16:"8f9408fe80a81d3e813da3c7b0b2bd321c965bb1de7baf71025f6ef6393ca587"
+cipher_encrypt_multipart:PSA_ALG_CTR:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a":"6bc1bee22e409f96e93d7e117393172a5434f378a597bcef1389318c7fc865ef":16:16:16:"8f9408fe80a81d3e813da3c7b0b2bd321c965bb1de7baf71025f6ef6393ca587"
 
 PSA symmetric encryption multipart: AES-CTR, 12+20 bytes
 depends_on:MBEDTLS_AES_C:MBEDTLS_CIPHER_MODE_CTR
-cipher_encrypt_multipart:PSA_ALG_CTR:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"6bc1bee22e409f96e93d7e117393172a5434f378a597bcef1389318c7fc865ef":12:12:20:"8f9408fe80a81d3e813da3c7b0b2bd321c965bb1de7baf71025f6ef6393ca587"
+cipher_encrypt_multipart:PSA_ALG_CTR:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a":"6bc1bee22e409f96e93d7e117393172a5434f378a597bcef1389318c7fc865ef":12:12:20:"8f9408fe80a81d3e813da3c7b0b2bd321c965bb1de7baf71025f6ef6393ca587"
 
 PSA symmetric encryption multipart: AES-CTR, 20+12 bytes
 depends_on:MBEDTLS_AES_C:MBEDTLS_CIPHER_MODE_CTR
-cipher_encrypt_multipart:PSA_ALG_CTR:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"6bc1bee22e409f96e93d7e117393172a5434f378a597bcef1389318c7fc865ef":20:20:12:"8f9408fe80a81d3e813da3c7b0b2bd321c965bb1de7baf71025f6ef6393ca587"
+cipher_encrypt_multipart:PSA_ALG_CTR:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a":"6bc1bee22e409f96e93d7e117393172a5434f378a597bcef1389318c7fc865ef":20:20:12:"8f9408fe80a81d3e813da3c7b0b2bd321c965bb1de7baf71025f6ef6393ca587"
 
 PSA symmetric encryption multipart: AES-CTR, 12+10 bytes
 depends_on:MBEDTLS_AES_C:MBEDTLS_CIPHER_MODE_CTR
-cipher_encrypt_multipart:PSA_ALG_CTR:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"6bc1bee22e409f96e93d7e117393172a5434f378a597":12:12:10:"8f9408fe80a81d3e813da3c7b0b2bd321c965bb1de7b"
+cipher_encrypt_multipart:PSA_ALG_CTR:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a":"6bc1bee22e409f96e93d7e117393172a5434f378a597":12:12:10:"8f9408fe80a81d3e813da3c7b0b2bd321c965bb1de7b"
 
 PSA symmetric encryption multipart: AES-CTR, 0+15 bytes
 depends_on:MBEDTLS_AES_C:MBEDTLS_CIPHER_MODE_CTR
-cipher_encrypt_multipart:PSA_ALG_CTR:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"6bc1bee22e409f96e93d7e11739317":0:0:15:"8f9408fe80a81d3e813da3c7b0b2bd"
+cipher_encrypt_multipart:PSA_ALG_CTR:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a":"6bc1bee22e409f96e93d7e11739317":0:0:15:"8f9408fe80a81d3e813da3c7b0b2bd"
 
 PSA symmetric encryption multipart: AES-CTR, 15+0 bytes
 depends_on:MBEDTLS_AES_C:MBEDTLS_CIPHER_MODE_CTR
-cipher_encrypt_multipart:PSA_ALG_CTR:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"6bc1bee22e409f96e93d7e11739317":15:15:0:"8f9408fe80a81d3e813da3c7b0b2bd"
+cipher_encrypt_multipart:PSA_ALG_CTR:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a":"6bc1bee22e409f96e93d7e11739317":15:15:0:"8f9408fe80a81d3e813da3c7b0b2bd"
 
 PSA symmetric encryption multipart: AES-CTR, 0+16 bytes
 depends_on:MBEDTLS_AES_C:MBEDTLS_CIPHER_MODE_CTR
-cipher_encrypt_multipart:PSA_ALG_CTR:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"6bc1bee22e409f96e93d7e117393172a":0:0:16:"8f9408fe80a81d3e813da3c7b0b2bd32"
+cipher_encrypt_multipart:PSA_ALG_CTR:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a":"6bc1bee22e409f96e93d7e117393172a":0:0:16:"8f9408fe80a81d3e813da3c7b0b2bd32"
 
 PSA symmetric encryption multipart: AES-CTR, 16+0 bytes
 depends_on:MBEDTLS_AES_C:MBEDTLS_CIPHER_MODE_CTR
-cipher_encrypt_multipart:PSA_ALG_CTR:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"6bc1bee22e409f96e93d7e117393172a":16:16:0:"8f9408fe80a81d3e813da3c7b0b2bd32"
+cipher_encrypt_multipart:PSA_ALG_CTR:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a":"6bc1bee22e409f96e93d7e117393172a":16:16:0:"8f9408fe80a81d3e813da3c7b0b2bd32"
 
 PSA symmetric decryption multipart: AES-CBC-nopad, 7+9 bytes
 depends_on:MBEDTLS_AES_C:MBEDTLS_CIPHER_MODE_CBC
-cipher_decrypt_multipart:PSA_ALG_CBC_NO_PADDING:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"a076ec9dfbe47d52afc357336f20743b":7:0:16:"6bc1bee22e409f96e93d7e117393172a"
+cipher_decrypt_multipart:PSA_ALG_CBC_NO_PADDING:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a":"a076ec9dfbe47d52afc357336f20743b":7:0:16:"6bc1bee22e409f96e93d7e117393172a"
 
 PSA symmetric decryption multipart: AES-CBC-nopad, 3+13 bytes
 depends_on:MBEDTLS_AES_C:MBEDTLS_CIPHER_MODE_CBC
-cipher_decrypt_multipart:PSA_ALG_CBC_NO_PADDING:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"a076ec9dfbe47d52afc357336f20743b":3:0:16:"6bc1bee22e409f96e93d7e117393172a"
+cipher_decrypt_multipart:PSA_ALG_CBC_NO_PADDING:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a":"a076ec9dfbe47d52afc357336f20743b":3:0:16:"6bc1bee22e409f96e93d7e117393172a"
 
 PSA symmetric decryption multipart: AES-CBC-nopad, 11+5 bytes
 depends_on:MBEDTLS_AES_C:MBEDTLS_CIPHER_MODE_CBC
-cipher_decrypt_multipart:PSA_ALG_CBC_NO_PADDING:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"a076ec9dfbe47d52afc357336f20743b":11:0:16:"6bc1bee22e409f96e93d7e117393172a"
+cipher_decrypt_multipart:PSA_ALG_CBC_NO_PADDING:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a":"a076ec9dfbe47d52afc357336f20743b":11:0:16:"6bc1bee22e409f96e93d7e117393172a"
 
 PSA symmetric decryption multipart: AES-CBC-nopad, 16+16 bytes
 depends_on:MBEDTLS_AES_C:MBEDTLS_CIPHER_MODE_CBC
-cipher_decrypt_multipart:PSA_ALG_CBC_NO_PADDING:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"a076ec9dfbe47d52afc357336f20743b89906f2f9207ac02aa658cb4ef19c61f":16:16:16:"6bc1bee22e409f96e93d7e117393172a5434f378a597bcef1389318c7fc865ef"
+cipher_decrypt_multipart:PSA_ALG_CBC_NO_PADDING:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a":"a076ec9dfbe47d52afc357336f20743b89906f2f9207ac02aa658cb4ef19c61f":16:16:16:"6bc1bee22e409f96e93d7e117393172a5434f378a597bcef1389318c7fc865ef"
 
 PSA symmetric decryption multipart: AES-CBC-nopad, 12+20 bytes
 depends_on:MBEDTLS_AES_C:MBEDTLS_CIPHER_MODE_CBC
-cipher_decrypt_multipart:PSA_ALG_CBC_NO_PADDING:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"a076ec9dfbe47d52afc357336f20743b89906f2f9207ac02aa658cb4ef19c61f":12:0:32:"6bc1bee22e409f96e93d7e117393172a5434f378a597bcef1389318c7fc865ef"
+cipher_decrypt_multipart:PSA_ALG_CBC_NO_PADDING:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a":"a076ec9dfbe47d52afc357336f20743b89906f2f9207ac02aa658cb4ef19c61f":12:0:32:"6bc1bee22e409f96e93d7e117393172a5434f378a597bcef1389318c7fc865ef"
 
 PSA symmetric decryption multipart: AES-CBC-nopad, 20+12 bytes
 depends_on:MBEDTLS_AES_C:MBEDTLS_CIPHER_MODE_CBC
-cipher_decrypt_multipart:PSA_ALG_CBC_NO_PADDING:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"a076ec9dfbe47d52afc357336f20743b89906f2f9207ac02aa658cb4ef19c61f":20:16:16:"6bc1bee22e409f96e93d7e117393172a5434f378a597bcef1389318c7fc865ef"
+cipher_decrypt_multipart:PSA_ALG_CBC_NO_PADDING:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a":"a076ec9dfbe47d52afc357336f20743b89906f2f9207ac02aa658cb4ef19c61f":20:16:16:"6bc1bee22e409f96e93d7e117393172a5434f378a597bcef1389318c7fc865ef"
 
 PSA symmetric encryption multipart: AES-CTR, 11+5 bytes
 depends_on:MBEDTLS_AES_C:MBEDTLS_CIPHER_MODE_CTR
-cipher_decrypt_multipart:PSA_ALG_CTR:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"6bc1bee22e409f96e93d7e117393172a":11:11:5:"8f9408fe80a81d3e813da3c7b0b2bd32"
+cipher_decrypt_multipart:PSA_ALG_CTR:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a":"6bc1bee22e409f96e93d7e117393172a":11:11:5:"8f9408fe80a81d3e813da3c7b0b2bd32"
 
 PSA symmetric encryption multipart: AES-CTR, 16+16 bytes
 depends_on:MBEDTLS_AES_C:MBEDTLS_CIPHER_MODE_CTR
-cipher_decrypt_multipart:PSA_ALG_CTR:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"6bc1bee22e409f96e93d7e117393172a5434f378a597bcef1389318c7fc865ef":16:16:16:"8f9408fe80a81d3e813da3c7b0b2bd321c965bb1de7baf71025f6ef6393ca587"
+cipher_decrypt_multipart:PSA_ALG_CTR:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a":"6bc1bee22e409f96e93d7e117393172a5434f378a597bcef1389318c7fc865ef":16:16:16:"8f9408fe80a81d3e813da3c7b0b2bd321c965bb1de7baf71025f6ef6393ca587"
 
 PSA symmetric encryption multipart: AES-CTR, 12+20 bytes
 depends_on:MBEDTLS_AES_C:MBEDTLS_CIPHER_MODE_CTR
-cipher_decrypt_multipart:PSA_ALG_CTR:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"6bc1bee22e409f96e93d7e117393172a5434f378a597bcef1389318c7fc865ef":12:12:20:"8f9408fe80a81d3e813da3c7b0b2bd321c965bb1de7baf71025f6ef6393ca587"
+cipher_decrypt_multipart:PSA_ALG_CTR:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a":"6bc1bee22e409f96e93d7e117393172a5434f378a597bcef1389318c7fc865ef":12:12:20:"8f9408fe80a81d3e813da3c7b0b2bd321c965bb1de7baf71025f6ef6393ca587"
 
 PSA symmetric encryption multipart: AES-CTR, 20+12 bytes
 depends_on:MBEDTLS_AES_C:MBEDTLS_CIPHER_MODE_CTR
-cipher_decrypt_multipart:PSA_ALG_CTR:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"6bc1bee22e409f96e93d7e117393172a5434f378a597bcef1389318c7fc865ef":20:20:12:"8f9408fe80a81d3e813da3c7b0b2bd321c965bb1de7baf71025f6ef6393ca587"
+cipher_decrypt_multipart:PSA_ALG_CTR:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a":"6bc1bee22e409f96e93d7e117393172a5434f378a597bcef1389318c7fc865ef":20:20:12:"8f9408fe80a81d3e813da3c7b0b2bd321c965bb1de7baf71025f6ef6393ca587"
 
 PSA symmetric encryption multipart: AES-CTR, 12+10 bytes
 depends_on:MBEDTLS_AES_C:MBEDTLS_CIPHER_MODE_CTR
-cipher_decrypt_multipart:PSA_ALG_CTR:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"6bc1bee22e409f96e93d7e117393172a5434f378a597":12:12:10:"8f9408fe80a81d3e813da3c7b0b2bd321c965bb1de7b"
+cipher_decrypt_multipart:PSA_ALG_CTR:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a":"6bc1bee22e409f96e93d7e117393172a5434f378a597":12:12:10:"8f9408fe80a81d3e813da3c7b0b2bd321c965bb1de7b"
 
 PSA symmetric decryption multipart: AES-CTR, 0+15 bytes
 depends_on:MBEDTLS_AES_C:MBEDTLS_CIPHER_MODE_CTR
-cipher_decrypt_multipart:PSA_ALG_CTR:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"6bc1bee22e409f96e93d7e11739317":0:0:15:"8f9408fe80a81d3e813da3c7b0b2bd"
+cipher_decrypt_multipart:PSA_ALG_CTR:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a":"6bc1bee22e409f96e93d7e11739317":0:0:15:"8f9408fe80a81d3e813da3c7b0b2bd"
 
 PSA symmetric decryption multipart: AES-CTR, 15+0 bytes
 depends_on:MBEDTLS_AES_C:MBEDTLS_CIPHER_MODE_CTR
-cipher_decrypt_multipart:PSA_ALG_CTR:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"6bc1bee22e409f96e93d7e11739317":15:15:0:"8f9408fe80a81d3e813da3c7b0b2bd"
+cipher_decrypt_multipart:PSA_ALG_CTR:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a":"6bc1bee22e409f96e93d7e11739317":15:15:0:"8f9408fe80a81d3e813da3c7b0b2bd"
 
 PSA symmetric decryption multipart: AES-CTR, 0+16 bytes
 depends_on:MBEDTLS_AES_C:MBEDTLS_CIPHER_MODE_CTR
-cipher_decrypt_multipart:PSA_ALG_CTR:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"6bc1bee22e409f96e93d7e117393172a":0:0:16:"8f9408fe80a81d3e813da3c7b0b2bd32"
+cipher_decrypt_multipart:PSA_ALG_CTR:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a":"6bc1bee22e409f96e93d7e117393172a":0:0:16:"8f9408fe80a81d3e813da3c7b0b2bd32"
 
 PSA symmetric decryption multipart: AES-CTR, 16+0 bytes
 depends_on:MBEDTLS_AES_C:MBEDTLS_CIPHER_MODE_CTR
-cipher_decrypt_multipart:PSA_ALG_CTR:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"6bc1bee22e409f96e93d7e117393172a":16:16:0:"8f9408fe80a81d3e813da3c7b0b2bd32"
+cipher_decrypt_multipart:PSA_ALG_CTR:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a":"6bc1bee22e409f96e93d7e117393172a":16:16:0:"8f9408fe80a81d3e813da3c7b0b2bd32"
 
 PSA symmetric encrypt/decrypt multipart: AES-CBC-nopad, 11+5 bytes
 depends_on:MBEDTLS_AES_C:MBEDTLS_CIPHER_MODE_CBC
@@ -1282,7 +1282,7 @@ aead_decrypt:PSA_KEY_TYPE_AES:"a0ec7b0052541d9e9c091fb7fc481409":PSA_ALG_AEAD_WI
 
 PSA AEAD encrypt/decrypt: invalid algorithm (CTR)
 depends_on:MBEDTLS_AES_C:MBEDTLS_GCM_C
-aead_encrypt_decrypt:PSA_KEY_TYPE_AES:"D7828D13B2B0BDC325A76236DF93CC6B":PSA_ALG_CTR:"000102030405060708090A0B0C0D0E0F":"EC46BB63B02520C33C49FD70":"B96B49E21D621741632875DB7F6C9243D2D7C2":PSA_ERROR_NOT_SUPPORTED
+aead_encrypt_decrypt:PSA_KEY_TYPE_AES:"D7828D13B2B0BDC325A76236DF93CC6B":PSA_ALG_CTR:"000102030405060708090A0B0C0D0E0F":"":"":PSA_ERROR_NOT_SUPPORTED
 
 PSA signature size: RSA keypair, 1024 bits, PKCS#1 v1.5 raw
 signature_size:PSA_KEY_TYPE_RSA_KEYPAIR:1024:PSA_ALG_RSA_PKCS1V15_SIGN_RAW:128
diff --git a/tests/suites/test_suite_psa_crypto.function b/tests/suites/test_suite_psa_crypto.function
index 67c2c77f9..12195ece7 100644
--- a/tests/suites/test_suite_psa_crypto.function
+++ b/tests/suites/test_suite_psa_crypto.function
@@ -2807,7 +2807,7 @@ exit:
 
 /* BEGIN_CASE */
 void cipher_encrypt( int alg_arg, int key_type_arg,
-                     data_t *key,
+                     data_t *key, data_t *iv,
                      data_t *input, data_t *expected_output,
                      int expected_status_arg )
 {
@@ -2816,8 +2816,6 @@ void cipher_encrypt( int alg_arg, int key_type_arg,
     psa_key_type_t key_type = key_type_arg;
     psa_algorithm_t alg = alg_arg;
     psa_status_t expected_status = expected_status_arg;
-    unsigned char iv[16] = {0};
-    size_t iv_size;
     unsigned char *output = NULL;
     size_t output_buffer_size = 0;
     size_t function_output_length = 0;
@@ -2825,9 +2823,6 @@ void cipher_encrypt( int alg_arg, int key_type_arg,
     psa_cipher_operation_t operation = PSA_CIPHER_OPERATION_INIT;
     psa_key_attributes_t attributes = PSA_KEY_ATTRIBUTES_INIT;
 
-    iv_size = PSA_BLOCK_CIPHER_BLOCK_SIZE( key_type );
-    memset( iv, 0x2a, iv_size );
-
     PSA_ASSERT( psa_crypto_init( ) );
 
     psa_set_key_usage_flags( &attributes, PSA_KEY_USAGE_ENCRYPT );
@@ -2840,8 +2835,7 @@ void cipher_encrypt( int alg_arg, int key_type_arg,
     PSA_ASSERT( psa_cipher_encrypt_setup( &operation,
                                           handle, alg ) );
 
-    PSA_ASSERT( psa_cipher_set_iv( &operation,
-                                   iv, iv_size ) );
+    PSA_ASSERT( psa_cipher_set_iv( &operation, iv->x, iv->len ) );
     output_buffer_size = ( (size_t) input->len +
                            PSA_BLOCK_CIPHER_BLOCK_SIZE( key_type ) );
     ASSERT_ALLOC( output, output_buffer_size );
@@ -2874,7 +2868,7 @@ exit:
 
 /* BEGIN_CASE */
 void cipher_encrypt_multipart( int alg_arg, int key_type_arg,
-                               data_t *key,
+                               data_t *key, data_t *iv,
                                data_t *input,
                                int first_part_size_arg,
                                int output1_length_arg, int output2_length_arg,
@@ -2886,8 +2880,6 @@ void cipher_encrypt_multipart( int alg_arg, int key_type_arg,
     size_t first_part_size = first_part_size_arg;
     size_t output1_length = output1_length_arg;
     size_t output2_length = output2_length_arg;
-    unsigned char iv[16] = {0};
-    size_t iv_size;
     unsigned char *output = NULL;
     size_t output_buffer_size = 0;
     size_t function_output_length = 0;
@@ -2895,9 +2887,6 @@ void cipher_encrypt_multipart( int alg_arg, int key_type_arg,
     psa_cipher_operation_t operation = PSA_CIPHER_OPERATION_INIT;
     psa_key_attributes_t attributes = PSA_KEY_ATTRIBUTES_INIT;
 
-    iv_size = PSA_BLOCK_CIPHER_BLOCK_SIZE( key_type );
-    memset( iv, 0x2a, iv_size );
-
     PSA_ASSERT( psa_crypto_init( ) );
 
     psa_set_key_usage_flags( &attributes, PSA_KEY_USAGE_ENCRYPT );
@@ -2910,8 +2899,7 @@ void cipher_encrypt_multipart( int alg_arg, int key_type_arg,
     PSA_ASSERT( psa_cipher_encrypt_setup( &operation,
                                           handle, alg ) );
 
-    PSA_ASSERT( psa_cipher_set_iv( &operation,
-                                   iv, sizeof( iv ) ) );
+    PSA_ASSERT( psa_cipher_set_iv( &operation, iv->x, iv->len ) );
     output_buffer_size = ( (size_t) input->len +
                            PSA_BLOCK_CIPHER_BLOCK_SIZE( key_type ) );
     ASSERT_ALLOC( output, output_buffer_size );
@@ -2949,7 +2937,7 @@ exit:
 
 /* BEGIN_CASE */
 void cipher_decrypt_multipart( int alg_arg, int key_type_arg,
-                               data_t *key,
+                               data_t *key, data_t *iv,
                                data_t *input,
                                int first_part_size_arg,
                                int output1_length_arg, int output2_length_arg,
@@ -2962,8 +2950,6 @@ void cipher_decrypt_multipart( int alg_arg, int key_type_arg,
     size_t first_part_size = first_part_size_arg;
     size_t output1_length = output1_length_arg;
     size_t output2_length = output2_length_arg;
-    unsigned char iv[16] = {0};
-    size_t iv_size;
     unsigned char *output = NULL;
     size_t output_buffer_size = 0;
     size_t function_output_length = 0;
@@ -2971,9 +2957,6 @@ void cipher_decrypt_multipart( int alg_arg, int key_type_arg,
     psa_cipher_operation_t operation = PSA_CIPHER_OPERATION_INIT;
     psa_key_attributes_t attributes = PSA_KEY_ATTRIBUTES_INIT;
 
-    iv_size = PSA_BLOCK_CIPHER_BLOCK_SIZE( key_type );
-    memset( iv, 0x2a, iv_size );
-
     PSA_ASSERT( psa_crypto_init( ) );
 
     psa_set_key_usage_flags( &attributes, PSA_KEY_USAGE_DECRYPT );
@@ -2986,8 +2969,7 @@ void cipher_decrypt_multipart( int alg_arg, int key_type_arg,
     PSA_ASSERT( psa_cipher_decrypt_setup( &operation,
                                           handle, alg ) );
 
-    PSA_ASSERT( psa_cipher_set_iv( &operation,
-                                   iv, sizeof( iv ) ) );
+    PSA_ASSERT( psa_cipher_set_iv( &operation, iv->x, iv->len ) );
 
     output_buffer_size = ( (size_t) input->len +
                            PSA_BLOCK_CIPHER_BLOCK_SIZE( key_type ) );
@@ -3027,7 +3009,7 @@ exit:
 
 /* BEGIN_CASE */
 void cipher_decrypt( int alg_arg, int key_type_arg,
-                     data_t *key,
+                     data_t *key, data_t *iv,
                      data_t *input, data_t *expected_output,
                      int expected_status_arg )
 {
@@ -3036,8 +3018,6 @@ void cipher_decrypt( int alg_arg, int key_type_arg,
     psa_key_type_t key_type = key_type_arg;
     psa_algorithm_t alg = alg_arg;
     psa_status_t expected_status = expected_status_arg;
-    unsigned char iv[16] = {0};
-    size_t iv_size;
     unsigned char *output = NULL;
     size_t output_buffer_size = 0;
     size_t function_output_length = 0;
@@ -3045,9 +3025,6 @@ void cipher_decrypt( int alg_arg, int key_type_arg,
     psa_cipher_operation_t operation = PSA_CIPHER_OPERATION_INIT;
     psa_key_attributes_t attributes = PSA_KEY_ATTRIBUTES_INIT;
 
-    iv_size = PSA_BLOCK_CIPHER_BLOCK_SIZE( key_type );
-    memset( iv, 0x2a, iv_size );
-
     PSA_ASSERT( psa_crypto_init( ) );
 
     psa_set_key_usage_flags( &attributes, PSA_KEY_USAGE_DECRYPT );
@@ -3060,8 +3037,7 @@ void cipher_decrypt( int alg_arg, int key_type_arg,
     PSA_ASSERT( psa_cipher_decrypt_setup( &operation,
                                           handle, alg ) );
 
-    PSA_ASSERT( psa_cipher_set_iv( &operation,
-                                   iv, iv_size ) );
+    PSA_ASSERT( psa_cipher_set_iv( &operation, iv->x, iv->len ) );
 
     output_buffer_size = ( (size_t) input->len +
                            PSA_BLOCK_CIPHER_BLOCK_SIZE( key_type ) );