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27 lines
852 B
Python
27 lines
852 B
Python
import base64
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import binascii
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import hashlib
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import re
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password_pattern = r"^(?=.*[a-zA-Z])(?=.*\d).{8,}$"
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def valid_password(password):
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# Define a regex pattern for password rules
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pattern = password_pattern
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# Check if the password matches the pattern
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if re.match(pattern, password) is not None:
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return password
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raise ValueError("Password must contain letters and numbers, and the length must be at least 8 characters.")
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def hash_password(password_str: str, salt_byte: bytes):
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dk = hashlib.pbkdf2_hmac("sha256", password_str.encode("utf-8"), salt_byte, 10000)
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return binascii.hexlify(dk)
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def compare_password(password_str, password_hashed_base64, salt_base64):
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# compare password for login
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return hash_password(password_str, base64.b64decode(salt_base64)) == base64.b64decode(password_hashed_base64)
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