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Fix nosemgrep suppression for AES-CBC crypto findings #40

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Merged
embarquech merged 1 commit into from
Jun 17, 2026
Merged

Fix nosemgrep suppression for AES-CBC crypto findings #40

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4 changes: 2 additions & 2 deletions cryptnox_sdk_py/crypto_utils.py
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Original file line number Diff line number Diff line change
Expand Up @@ -18,8 +18,8 @@ def aes_encrypt(key: bytes, initialization_vector: bytes, data: bytes) -> bytes:
:return: Encrypted data
:rtype: bytes
"""
# nosemgrep: python.cryptography.security.mode-without-authentication.crypto-mode-without-authentication
# AES-CBC is required by the SCP03 smartcard protocol; authentication is handled via separate MAC
# nosemgrep: python.cryptography.security.mode-without-authentication.crypto-mode-without-authentication
cipher = Cipher(algorithms.AES(key), modes.CBC(initialization_vector),
backend=default_backend())
encryptor = cipher.encryptor()
Expand All @@ -39,8 +39,8 @@ def aes_decrypt(key: bytes, initialization_vector: bytes, data: bytes) -> bytes:
:return: Decrypted data
:rtype: bytes
"""
# nosemgrep: python.cryptography.security.mode-without-authentication.crypto-mode-without-authentication
# AES-CBC is required by the SCP03 smartcard protocol; authentication is handled via separate MAC
# nosemgrep: python.cryptography.security.mode-without-authentication.crypto-mode-without-authentication
cipher = Cipher(algorithms.AES(key), modes.CBC(initialization_vector),
backend=default_backend())
decryptor = cipher.decryptor()
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