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25 lines
616 B
Python
25 lines
616 B
Python
from Crypto.Cipher import DES
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key = b'abcdefgh' # 密钥 8位或16位,必须为bytes
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def pad(text):
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# 如果text不是8的倍数【加密文本text必须为8的倍数！】，补足为8的倍数
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while len(text) % 8 != 0:
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text += ' '
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return text
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# 加密方法
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def encrypt(key, text):
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des = DES.new(key, DES.MODE_ECB) # 创建DES实例
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padded_text = pad(text)
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encrypted_text = des.encrypt(padded_text.encode('utf-8'))
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return encrypted_text
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# 解密方法
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def decrypt(key, text):
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des = DES.new(key, DES.MODE_ECB)
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plain_text = des.decrypt(text).decode().rstrip(' ')
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