computationally secure
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Secure channel — In cryptography, a secure channel is a way of transferring data that is resistant to interception and tampering.A confidential channel is a way of transferring data that is resistant to interception, but not necessarily resistant to tampering.An… … Wikipedia
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
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
Rip van Winkle cipher — In cryptography, the Rip van Winkle cipher is a provably secure cipher with a finite key, assuming the attacker has only finite storage. The cipher requires a broadcaster (perhaps a numbers station) publicly transmitting a series of random… … Wikipedia
вычислительно стойкая схема — Схема шифрования или аутентификации является вычислительно стойкой, если ее стойкость зависит от вычислительного алгоритма, сложность которого такова, что он не может быть реализован на практике, поскольку требует выполнения слишком большого… … Справочник технического переводчика
cryptology — cryptologist, n. cryptologic /krip tl oj ik/, cryptological, adj. /krip tol euh jee/, n. 1. cryptography. 2. the science and study of cryptanalysis and cryptography. [1635 45; < NL cryptologia. See CRYPTO , LOGY] * * * Introduction … Universalium
Commitment scheme — In cryptography, a commitment scheme allows one to commit to a value while keeping it hidden, with the ability to reveal the committed value later. Commitments are used to bind a party to a value so that they cannot adapt to other messages in… … Wikipedia
Public-key cryptography — In an asymmetric key encryption scheme, anyone can encrypt messages using the public key, but only the holder of the paired private key can decrypt. Security depends on the secrecy of that private key … Wikipedia
Password — For other uses, see Password (disambiguation). A password is a secret word or string of characters that is used for authentication, to prove identity or gain access to a resource (example: an access code is a type of password). The password… … Wikipedia
Crypt (Unix) — In Unix computing, crypt is the name of both a commonly available utility program and a C programming function. Though both are used for encrypting data, they are otherwise essentially unrelated. To distinguish between the two, writers often… … Wikipedia
