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:

07470 Problems that UDP and only UDP has
05967 Bits and Bytes ordering in 5 minutes
08295 Tamarin Prover Introduction
06036 A New Public-Key Cryptosystem via Mersenne Numbers
08748 What is the BLS signature scheme?
13213 How to Backdoor Diffie-Hellman: quick explanation
13010 How did length extension attacks made it into SHA-2?

Here are the latest links posted:

24 Nov Aes Explained (Advanced Encryption Standard) - Computerphile
24 Nov Critical Perspectives On Provable Security: Fifteen Years Of "another Look" Papers
23 Nov Announcing The Crytic $10K Research Prize
23 Nov Does Streaming Interfaces For Aead Have Any Legitimate Use?
23 Nov Status Of Pake Selection Process

You can also suggest a link.

Do you know what Elliptic Curve Cryptography is? posted May 2014

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