💡 Words with a Similar Meaning to "Classical cipher"
Found via reverse dictionary — words that share a conceptual meaning.
| Word | Definition |
|---|---|
| ciphernoun | A method of transforming a text in order to conceal its meaning. |
| ciphertextnoun | Encoded or encrypted text. |
| encryptionnoun | (cryptography) The process of obscuring information to make it unreadable without special knowledge, key files, or passwords. |
| cryptosystemnoun | A system of cryptography. |
| block cipher mode of operation | In cryptography, a block cipher mode of operation is an algorithm that uses a block cipher to provide information security such as confidentiality or authenticity. |
| plaintextnoun | (computing) Consisting only of plain text. |
| asymmetric cryptographynoun | cryptography in which the key used in decryption is different from that used for encryption. |
| vigenère ciphernoun | A text encryption technique that uses a series of different Caesar ciphers based on the letters of a keyword. |
| autokey cipher | An autokey cipher (also known as the autoclave cipher) is a cipher that incorporates the message (the plaintext) into the key. |
| truecrypt | a discontinued source-available freeware utility used for on-the-fly encryption. |
| rotor machinenoun | (cryptography) An mixed electronic and mechanical stream cipher composed of a series of wheels, widespread use from the 1920s–1970s. |
| playfair ciphernoun | A manual symmetric encryption technique that encrypts pairs of letters (digraphs). |
| block ciphernoun | (cryptography) Any deterministic cipher that operates on fixed-size groups of bits (binary digits), called blocks, with an unvarying transformation specified by a symmetric key. |
| disk encryption | a technology which protects information by converting it into code that cannot be deciphered easily by unauthorized people or processes. |
| public key cryptographynoun | The subfield of cryptography in which all information used to encode a message is assumed to be publicly available. |
| encryption software | software that uses cryptography to prevent unauthorized access to digital information. |
| cryptographic key types | A cryptographic key is a string of data that is used to lock or unlock cryptographic functions, including authentication, authorization and encryption. |
| cbc-mac | In cryptography, a cipher block chaining message authentication code is a technique for constructing a message authentication code from a block cipher. |
| password cracking | In cryptanalysis and computer security, password cracking is the process of guessing passwords protecting a computer system. |
| two-square cipher | The Two-square cipher, also called double Playfair, is a manual symmetric encryption technique. |
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