PSA: SHA-1 was broken before, but now it's VERY broken. Don't use it for security.

"By renting a GPU cluster online, the entire chosen-prefix collision attack on SHA-1 costed us about 75k USD. However, at the time of computation, our implementation was not optimal and we lost some time (because research)."

Sign in to participate in the conversation
Mastodon for Tech Folks

The social network of the future: No ads, no corporate surveillance, ethical design, and decentralization! Own your data with Mastodon!