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Nick Sullivan is Head of Research (and Cryptography) at Cloudflare. He is passionate about improving security and privacy online through cutting-edge research and the development of open standards.
January 06, 2014 12:00PM
There has been a lot of news lately about nefarious-sounding backdoors being inserted into cryptographic standards and toolkits. One algorithm, a pseudo-random bit generator, Dual_EC_DRBG, was ratified by the National Institute of Standards and Technology (NIST) in 2007....
November 21, 2013 9:00AM
At CloudFlare, we are always looking for better ways to secure the data we’re entrusted with. This means hardening our system against outside threats such as hackers, but it also means protecting against insider threats....
October 24, 2013 4:00AM
Elliptic Curve Cryptography (ECC) is one of the most powerful but least understood types of cryptography in wide use today. At CloudFlare, we make extensive use of ECC to secure everything from our customers' HTTPS connections to how we pass data between our data centers....
October 03, 2013 6:00AM
When building secure systems, having a source of random numbers is essential. Without them, most cryptographic systems break down and the privacy and authenticity of communications between two parties can be subverted....
July 30, 2013 9:20AM
One of the many great features that CloudFlare provides is protection from Distributed Denial of Service (DDoS) attacks. A malicious party who wants to make your website or web service unavailable could try to overwhelm it with requests from compromised machines (or bots) all around the world....
