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| 对称钥密码体制 | |||
| Anglais glossaire | |||
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| Used in data encryption, it utilizes a secret key to encrypt the plaintext to the ciphertext. Private key cryptosystems also use the same key to decrypt the ciphertext to the corresponding plaintext. (In this case, the key is symmetric such that the encryption key is equivalent to the decryption key) | |||
