SHA-1 Collision Found
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Full article91 words · extracted from schneier.com · click to collapse
The first collision in the SHA-1 hash function has been found.
This is not a surprise. We’ve all expected this for over a decade, watching computing power increase. This is why NIST standardized SHA-3 in 2012.
EDITED TO ADD (2/24): Website for the collision. (Yes, this brute-force example has its own website.)
EDITED TO ADD (3/7): This 2012 cost estimate was pretty accurate.
Tags: cryptanalysis, cryptography, hashes, SHA-1
Sidebar photo of Bruce Schneier by Joe MacInnis.
Text extracted automatically; images, tables and formatting may be missing. Original: https://www.schneier.com/blog/archives/2017/02/sha-1_collision.html