November 01, 2019 1:01 PM
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 1:00 PM
Announcing support for a new cryptographic protocol making it possible to deploy encrypted services while still maintaining performance and control of private keys: Delegated Credentials for TLS. ...
October 31, 2019 1:00 PM
Several months ago we announced that we were providing a new public time service. Part of what we were providing was the first major deployment of the new Network Time Security protocol, with a newly written implementation of NTS in Rust. ...
October 30, 2019 1:00 PM
In a June 2019 experiment with Google, we implemented two post-quantum key exchanges, integrated them into our TLS stack and deployed the implementation on edge servers and in Chrome Canary clients....
October 29, 2019 1:00 PM
The Domain Name System (DNS) is the address book of the Internet. When you visit cloudflare.com or any other site, your browser will ask a DNS resolver for the IP address where the website can be found. Unfortunately, these DNS queries and answers are typically unprotected....
October 27, 2019 11:00 PM
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 2:03 PM
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...
June 21, 2019 1:00 PM
Cloudflare has always been a leader in deploying secure versions of insecure Internet protocols and making them available for free for anyone to use. In 2014, we launched one of the world’s first free, secure HTTPS service (Universal SSL) to go along with our existing free HTTP p...
June 20, 2019 1:02 PM
The impact of quantum computing on cryptography conducts research and development towards a Post-Quantum era....
June 20, 2019 1:01 PM
In anticipation of wide-spread quantum computing, the transition from classical public-key cryptography primitives to post-quantum (PQ) alternatives has started....
June 20, 2019 1:00 PM
Today we are proud to release the source code of a cryptographic library we’ve been working on: a collection of cryptographic primitives written in Go, called CIRCL. ...
June 19, 2019 1:01 PM
Today, we are excited to announce Cloudflare's Ethereum Gateway, where you can interact with the Ethereum network without installing any software on your computer....
June 19, 2019 1:00 PM
When we launched our InterPlanetary File System (IPFS) gateway last year we were blown away by the positive reception. ...
June 18, 2019 1:00 PM
Trust on the Internet is underpinned by the Public Key Infrastructure (PKI). PKI grants servers the ability to securely serve websites by issuing digital certificates, providing the foundation for encrypted and authentic communication. ...
June 17, 2019 1:01 PM
Everything from cryptography to big money lottery to quantum mechanics requires some form of randomness. But what exactly does it mean for a number to be randomly generated and where does the randomness come from?...
June 17, 2019 1:00 PM
Generating random outcomes is an essential part of everyday life; from lottery drawings and constructing competitions, to performing deep cryptographic computations. ...
June 16, 2019 5:07 PM
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. ...
February 24, 2019 5:00 PM
A few months ago, we made a first then a second announcement about Cloudflare’s involvement in Resource Public Key Infrastructure (RPKI), and our desire to make BGP Internet routing more secure....
December 25, 2018 5:42 PM
We've put together some Christmas Cryptography questions. Do you think you can solve them?...
