Hahahaha, Thanks for the feedback. Sven, I am quite new in this domain. I'll study your questions and come with solutions tomorrow :). Thanks, i really need this interaction.
On Tue, 18 Jul 2017 at 20:28 Sven Van Caekenberghe <s...@stfx.eu> wrote: > Great work. I love libraries like these. > > I am a bit confused though, in your #updateString: you seem to be > implementing UTF-8 encoding, something we already have. Normally, hashing > algorithms are defined on bytes and result in bytes (yours returns a plain > Array, which is also strange). > > It seems > > (Keccak hashMessage: 'foo bar') = (Keccak hashMessage: 'foo bar' > asByteArray). > > is true, but > > (Keccak hashMessage: 'Les élèves Françaises') = (Keccak hashMessage: 'Les > élèves Françaises' utf8Encoded). > > is false. How come ? > > Is this UTF-8 encoding really part of the algorithm ? > > Do your tests cover it ? > > Another question, how would you compute the invariants given here ? > > https://en.wikipedia.org/wiki/SHA-3#Examples_of_SHA-3_variants > > SHAKE128("The quick brown fox jumps over the lazy dog", 256) > > f4202e3c5852f9182a0430fd8144f0a74b95e7417ecae17db0f8cfeed0e3e66e > > SHAKE128("The quick brown fox jumps over the lazy dof", 256) > > 853f4538be0db9621a6cea659a06c1107b1f83f02b13d18297bd39d7411cf10c > > > On 18 Jul 2017, at 18:32, Santiago Bragagnolo < > santiagobragagn...@gmail.com> wrote: > > > > Hi there! > > > > I am just releasing the first version of the Keccak-256 hashing > algorithm. https://en.wikipedia.org/wiki/SHA-3 > > > > You can find it at: https://github.com/sbragagnolo/Keccak > > > > This version is based on a javascript implementation: > https://github.com/emn178/js-sha3 > > > > This implementation supports as message: bytearray and ascii and utf-8 > strings. > > > > > > Soon i will be adding support to the rest of the Keccak family of > hashing functions, since the implementations is quite configurable, is just > need to add some constructors with specific configurations and tests for > this other cases of usage. > > > > > > Here a onliner for building an image with the version v0.1: > > > > wget -O- > https://raw.githubusercontent.com/sbragagnolo/Keccak/v0.1/build.sh | bash > > > > Hope you find it useful :) > > > > > > Santiago > > > > > > >
