SHA-1 - Wikipedia
A 2011 attack by Marc Stevens can produce hash collisions with a complexity between 260.3 and 265.3 operations.[1] The first public collision was published on 23 February 2017.[2] SHA-1 is prone to length extension attacks. In cryptography, SHA-1 (Secure Hash Algorithm 1) is a hash function which takes an input and produces a 160-bit (20-byte) hash value known as a message digest – typically rende
Cryptographic hash function - Wikipedia
This article needs additional citations for verification. Please help improve this article by adding citations to reliable sources. Unsourced material may be challenged and removed. Find sources: "Cryptographic hash function" – news · newspapers · books · scholar · JSTOR (May 2016) (Learn how and when to remove this message) A cryptographic hash function (specifically SHA-1) at work. A small chang
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