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Every blog post that took off on Hacker News, ranked by the votes of its best submission. 1,923 posts.

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2009
991

Bcrypt is now obsolete

I am speaking today at BSDCan'09 about my work on the scrypt key derivation function. In the context of hardware brute-force attacks, scrypt is thousands of times more secure than existing "best practice" solutions such as bcrypt and PBKDF2; in fact, under reasonable assumptions it is provably as strong as possible…

999

Changing the game with μTP

μTP or “micro-Transport Protocol” is a new protocol from BitTorrent, Inc. that is at the heart of the new major release of our popular BitTorrent clients “μTorrent” and “BitTorrent Mainline”. It is going to be available as the default transport mechanism in both μTorrent v2.0 and BitTorrent v7.0. So what’s the big…

1011

Functional Geometry

Peter Henderson wrote an article about a method to describe pictures with functional programs. I've implemented it in Lisp. An updated version of the article uses curves and different shapes and has some references to other applications for this method, like "An Algebra of Music".