DNS Flag Day 2020
October 02, 2020 8:35AM
October 1 is DNS Flag Day, an initiative by the DNS community to make DNS more secure, reliable and robust. This year the focus is on problems around IP fragmentation of DNS packets....
Secondary DNS - Deep Dive
September 15, 2020 12:00PM
The goal of Cloudflare operated Secondary DNS is to allow our customers with custom DNS solutions, be it on-premise or some other DNS provider, to be able to take advantage of Cloudflare's DNS performance and more recently, through Secondary Override, our proxying and security capabilities too....
Securing Certificate Issuance using Multipath Domain Control Validation
June 18, 2019 2:00PM
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....
Protecting Project Galileo websites from HTTP attacks
June 13, 2019 2:00PM
Yesterday, we celebrated the fifth anniversary of Project Galileo. More than 550 websites are part of this program, and they have something in common: each and every one of them has been subject to attacks in the last month....