Warmwasserwerfer Blog

Category: Allgemein

PGPainless 0.2 Released!

I’m very proud and excited to announce the release of PGPainless version 0.2! Among the major improvements are proper signature verification and a new encryption API.

June 2, 2021
Why Signature Verification in OpenPGP is hard

Signature Verification in OpenPGP is hard. Here is why.

April 3, 2021
PGPainless 0.1.0 released

Photo by Markus Winkler on Unsplash

After two years and a dozen alpha versions I am very glad to announce the first stable release of PGPainless, a library that makes using OpenPGP fun again!

September 1, 2020
Install Jitsi-Meet alongside ejabberd

Photo by Drew Beamer on Unsplash

I got Jitsi Meet working with my ejabberd installation. This is how I did it. #xmpp #jitsi #jitsimeet #meeting #videoconference #conference

March 16, 2020
Smack: Some more busy nights and 12 bytes of IV

Photo by Sven Mieke on Unsplash

In the last months I stayed up late some nights, so I decided to add some additional features to Smack.

February 17, 2020
Re: The Ecosystem is Moving

Moxie Marlinspike gave a talk at 36C3 that misrepresented decentralized systems. This is my opinion regarding his arguments.

December 29, 2019
On “Clean Architecture”

Photo by Alex wong on Unsplash

I’m currently reading Clean Architecture by Robert C. Martin. These are my thought so far.

November 3, 2019
Closer Look at the Double Ratchet

In this post I try to explain the Double Ratchet Algorithm that drives the cryptography behind OMEMO and Signal. This is the second part of my series about the crypto behind OMEMO.

April 15, 2019
Shaking Hands With OMEMO: X3DH Key Exchange

In this blog post I take a detailed look at how the Extended Triple Diffie-Hellman Key Exchange (X3DH) works. This algorithm is part of the cryptography that drives OMEMO.

April 4, 2019
A look at Matrix.org’s OLM | MEGOLM encryption protocol

In this post I take a closer look on how matrix.org’s crypto protocols olm/megolm compare to the OMEMO protocol.

March 10, 2019