San Francisco
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.
November 01, 2019 1:01PM
Time flies. The Heartbleed vulnerability was discovered just over five and a half years ago. Heartbleed became a household name not only because it was one of the first bugs with its own web page and logo, but because of what it revealed about the fragility of the Internet as a whole....
November 01, 2019 1:00PM
Today we’re happy to announce support for a new cryptographic protocol that helps make it possible to deploy encrypted services in a global network while still maintaining fast performance and tight control of private keys: Delegated Credentials for TLS....
October 27, 2019 11:00PM
Halloween season is upon us. This week we’re sharing a series of blog posts about work being done at Cloudflare involving cryptography, one of the spookiest technologies around....
September 18, 2019 2:03PM
Cloudflare’s mission is to help build a better Internet. One of the tools used in pursuit of this goal is computer science research. We’ve learned that some of the difficult problems to solve are best approached through research...
September 13, 2019 11:00PM
Heute war ein großer Tag für Cloudflare, da wir unser Unternehmen in eine Aktiengesellschaft an der New York Stock Exchange (NYSE: NET) umgewandelt haben....
September 13, 2019 11:00PM
Hoy ha sido un gran día para Cloudflare, ya que nos hemos convertido en una empresa pública en la Bolsa de Nueva York (NYSE: NET). Para celebrar la ocasión, decidimos llevar nuestras máquinas de entropía favoritas a la planta de la NYSE....
September 13, 2019 11:00PM
C’est un grand jour aujourd’hui pour Cloudflare qui entre en bourse en tant que société publique listée au New York Stock Exchange (NYSE : NET). Pour marquer cet événement, nous avons décidé d'amener nos machines d'entropie préférées sur le parquet de la bourse de New York....
September 13, 2019 11:00PM
Today has been a big day for Cloudflare, as we became a public company on the New York Stock Exchange (NYSE: NET). To mark the occasion, we decided to bring our favorite entropy machines to the floor of the NYSE....
June 16, 2019 5:07PM
The Internet is an extraordinarily complex and evolving ecosystem. Its constituent protocols range from the ancient and archaic (hello FTP) to the modern and sleek (meet WireGuard), with a fair bit of everything in between....
September 17, 2018 1:00PM
The Internet is an amazing invention. We marvel at how it connects people, connects ideas, and makes the world smaller. But the Internet isn’t perfect. It was put together piecemeal through publicly funded research, private investment, and organic growth that has left us with an imperfect tapestry....
August 10, 2018 11:00PM
TLS 1.3 (RFC 8446) was published today. This article provides a deep dive into the changes introduced in TLS 1.3 and its impact on the future of internet security....
March 23, 2018 2:45PM
Certificate Transparency (CT) is an ambitious project to help improve security online by bringing accountability to the system that protects HTTPS. Cloudflare is announcing support for this project by introducing two new public-good services....
December 26, 2017 8:30PM
Upgrading a security protocol in an ecosystem as complex as the Internet is difficult. You need to update clients and servers and make sure everything in between continues to work correctly. The Internet is in the middle of such an upgrade right now....
November 09, 2017 4:00PM
Cloudflare supports Privacy Pass, a recently-announced privacy-preserving protocol developed in collaboration with researchers from Royal Holloway and the University of Waterloo....
September 26, 2017 1:00PM
Today we announced Geo Key Manager, a feature that gives customers control over where their private keys are stored with Cloudflare. This builds on a previous Cloudflare innovation called Keyless SSL and a novel cryptographic access control mechanism....
