[cryptography] Designing a key stretching crypto that maximize use of WebCrypto?

David Leon Gil coruus at gmail.com
Wed May 13 16:40:47 EDT 2015


I'm curious how PBKDF2 compares.
On Sun, May 3, 2015 at 11:10 PM Fabio Pietrosanti (naif) - lists <
lists at infosecurity.ch> wrote:

> Hi all,
>
> testing the lovely slowness of a pure scrypt implementation in
> javascript running into the browser, i was wondering anyone ever tried
> to think/design an cryptosystem for key stretching purposes that
> leverage only existing webcrypto API
> (https://www.chromium.org/blink/webcrypto) with the goal to use let's
> say 80% of cpu time on native-crypto-code rather than JS code?
>
> In the browser native crypto code trough WebCrypto API works obviously
> much faster than JS crypto code (how much?)!
>
> Fabio
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