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:

08918 Proof of Elgamal's semantic security using a reduction to DDH
09157 Speed and Cryptography
21405 Zero'ing memory, compiler optimizations and memset_s
24501 ASN.1 vs DER vs PEM vs x509 vs PKCS#7 vs ....
09231 The 9 Lives of Bleichenbacher's CAT: New Cache ATtacks on TLS Implementations
67519 Let's Encrypt Overview
43632 Maybe you shouldn't skip SHA-3

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.

Defcon: How to Backdoor Diffie-Hellman posted October 2016

I talked at Defcon about some cryptographic backdoors and about one way of constructing a backdoor in Diffie-Hellman.

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

Peter

Yay, finally! <3