HKDF has poorly-understood subtleties. Let’s explore them in detail.| Dhole Moments
I don’t consider myself exceptional in any regard, but I stumbled upon a few cryptography vulnerabilities in Matrix’s Olm library with so little effort that it was nearly accidental. It…| Dhole Moments
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A lot of recent (and upcoming) blog posts I’ve written, and Fediverse discussions I’ve participated in, have been about the security of communication products. My criticism of these pro…| Dhole Moments
XMPP is a messaging protocol (among other things) that needs no introduction to any technical audience. Its various implementations have proliferated through technical communities for decades. Many…| Dhole Moments
At Open Whisper Systems, we’ve been developing open source “consumer-facing” software for the past four years. We want to share some of the things we’ve learned while doing it. As a software developer, I envy writers, musicians, and filmmakers. Unlike software, when they create something, it is...| Signal Messenger