27 lines
567 B
Python
27 lines
567 B
Python
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import sys
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from cryptography.hazmat.primitives import serialization, hashes
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from cryptography.hazmat.primitives.asymmetric import rsa, padding
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def decryptFile(private_key, cipher_text):
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plain_text = private_key.decrypt(
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cipher_text,
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padding.OAEP(
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mgf=padding.MGF1(algorithm=hashes.SHA256()),
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algorithm=hashes.SHA256(),
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label=None
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)
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)
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return plain_text
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def load_private_key(file, paswd=None):
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with open(file, 'rb') as key_file:
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private_key = serialization.load_pem_private_key(
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key_file.read(),
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password=paswd,
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)
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return private_key
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