decryption is the process of extracting the original information from the encrypted data.
Depends on your definition of computer and document. What do you mean by posted? Argubably station x bletchly park's engima decryption punchcards
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Encryption and decryption algorithms are called ciphers in cryptography
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Decryption is the reversal of encryption, producing plaintext as a function of the cypher and the key.
Encryption (decryption).
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The computer decryption system was so complex he couldn't get past it.
Symmetric