truly unbreakable cipher

См. также в других словарях:

• Vigenère cipher — The Vigenère cipher is a method of encrypting alphabetic text by using a series of different Caesar ciphers based on the letters of a keyword. It is a simple form of polyalphabetic substitution.The Vigenère (pronEng|ˌviːdʒɪˈnɛəɹ, veedj ih nair )… …   Wikipedia

• Stream cipher — The operation of the keystream generator in A5/1, a LFSR based stream cipher used to encrypt mobile phone conversations. In cryptography, a stream cipher is a symmetric key cipher where plaintext digits are combined with a pseudorandom cipher… …   Wikipedia

• действительно невскрываемый шифр — — [http://www.rfcmd.ru/glossword/1.8/index.php?a=index&d=4865] Тематики защита информации EN truly unbreakable cipher …   Справочник технического переводчика

• Cryptography — Secret code redirects here. For the Aya Kamiki album, see Secret Code. Symmetric key cryptography, where the same key is used both for encryption and decryption …   Wikipedia

• One-time pad — Excerpt from a one time pad In cryptography, the one time pad (OTP) is a type of encryption, which has been proven to be impossible to crack if used correctly. Each bit or character from the plaintext is encrypted by a modular addition with a bit …   Wikipedia

• Ultra — (sometimes capitalised ULTRA) was the name used by the British for intelligence resulting from decryption of encrypted German radio communications in World War II. The term eventually became the standard designation in both Britain and the United …   Wikipedia

• Gilbert Vernam — Gilbert Sandford Vernam (1890 ndash; 7 February 1960) was a AT T Bell Labs engineer who, in 1917, invented the stream cipher and later co invented the one time pad cipher. Vernam proposed a teletype cipher in which a previously prepared key, kept …   Wikipedia

• Brute-force attack — The EFF s US$250,000 DES cracking machine contained over 1,800 custom chips and could brute force a DES key in a matter of days. The photograph shows a DES Cracker circuit board fitted with 32 Deep Crack chips and some control chips. In… …   Wikipedia

• Brute force attack — In cryptanalysis, a brute force attack is a method of defeating a cryptographic scheme by trying a large number of possibilities; for example, possible keys in order to decrypt a message. In most schemes, the theoretical possibility of a brute… …   Wikipedia

• Applications of randomness — Randomness has many uses in gambling, divination, statistics, cryptography, art, etc.Note that these uses may have different requirements when it comes to statistical randomness or unpredictability, which in turn leads to different randomization… …   Wikipedia

• Luigi Pirandello — Infobox Writer name = Luigi Pirandello birthdate = birth date|1867|6|28|mf=y birthplace = Agrigento, Sicily, Italy deathdate = death date and age|1936|12|10|1867|6|28|mf=y deathplace = Bosio, Rome, Italy occupation = dramatist, author nationality …   Wikipedia