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PCBC

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PCBC 的全称为明文密码块链接(Plaintext cipher-block chaining)。也称为填充密码块链接(Propagating cipher-block chaining)。

加密

解密

特点

  • 解密过程难以并行化
  • 互换邻接的密文块不会对后面的密文块造成影响