Hey! I'm David, a security engineer at the Blockchain team of Facebook, previously a security consultant for the Cryptography Services of NCC Group. This is my blog about cryptography and security and other related topics that I find interesting.

If you don't know where to start, you might want to check these popular articles:

67524 Let's Encrypt Overview
20407 Fault attacks on RSA's signatures
09231 The 9 Lives of Bleichenbacher's CAT: New Cache ATtacks on TLS Implementations
11706 The Strobe Protocol Framework
08295 Tamarin Prover Introduction
27031 Hash-Based Signatures Part I: One-Time Signatures (OTS)
08748 What is the BLS signature scheme?

Here are the latest links posted:

You can also suggest a link.

Breaking beer ciphers posted April 2015

Apparently a beer was made with a cipher on it, and that is the story of one dude breaking it.

It reminds me a bit of the anssi logo challenge (in french).

Thx to my coworker Vitaly for the link!

Well done! You've reached the end of my post. Now you can leave me a comment :)

ddddavidee

mauvais lien! ;-)

david

corrige merci :)