53 lines
1.4 KiB
Python
53 lines
1.4 KiB
Python
import os
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def generate_key_pair():
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"""
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生成一对新的密钥a和b，使得a XOR b等于原始key
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:return: (a, b, key) 元组，每个元素都是32字节的字节数组
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"""
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# 原始key值
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key = bytes([
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0x5d, 0xf9, 0xef, 0xc4, 0x5d, 0xcc, 0xc7, 0x8d, 0xc9, 0x86, 0x34, 0x11, 0x6f, 0xb4, 0xcf, 0x75,
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0xbf, 0x24, 0x47, 0x9d, 0xd6, 0x5d, 0x83, 0x4b, 0xa6, 0xc0, 0xde, 0x27, 0x91, 0x92, 0xb1, 0x63
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])
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# 随机生成a
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a = os.urandom(32)
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# 计算b = key XOR a
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b = bytes([key[i] ^ a[i] for i in range(32)])
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return a, b, key
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def format_hex_array(data):
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"""
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将字节数组格式化为C++风格的十六进制数组
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:param data: 字节数组
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:return: 格式化后的字符串
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"""
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return "{" + ",".join([f"0x{b:02x}" for b in data]) + "}"
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def generate_new_key_pair():
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"""
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生成新的密钥对并打印出来
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"""
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a, b, key = generate_key_pair()
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print("原始key:")
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print(format_hex_array(key))
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print("\n新的密钥对:")
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print("a =", format_hex_array(a))
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print("b =", format_hex_array(b))
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# 验证a XOR b是否等于key
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verify_key = bytes([a[i] ^ b[i] for i in range(32)])
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assert verify_key == key, "验证失败：a XOR b 不等于 key"
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print("\n验证成功：a XOR b 等于 key")
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if __name__ == "__main__":
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generate_new_key_pair()
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