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cryptographic checksum generator

Cryptographic hash function — A cryptographic hash function (specifically, SHA 1) at work. Note that even small changes in the source input (here in the word over ) drastically change the resulting output, by the so called avalanche effect. A cryptographic hash function is a… … Wikipedia
Keno — This article describes the lottery game. For the radio station, see KENO. For the nuclear criticality code, see Keno (computer program). Keno is a lottery like or bingo like gambling game played at modern casinos. A traditional live casino keno… … Wikipedia
Hash function — A hash function is any well defined procedure or mathematical function for turning some kind of data into a relatively small integer, that may serve as an index into an array. The values returned by a hash function are called hash values, hash… … Wikipedia
Cyclic redundancy check — A cyclic redundancy check (CRC) is an error detecting code designed to detect accidental changes to raw computer data, and is commonly used in digital networks and storage devices such as hard disk drives. Blocks of data entering these systems… … Wikipedia
Md5sum — is a computer program that calculates and verifies 128 bit MD5 hashes, as described in RFC 1321. The MD5 hash (or checksum) functions as a compact digital fingerprint of a file. It is extremely unlikely that any two non identical files existing… … Wikipedia