2025-03-18
For Security Week 2025, we are adding several new DDoS-focused graphs, new insights into leaked credential trends, and a new Bots page to Cloudflare Radar. ...
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2024-06-24
To help protect against account compromise via credential stuffing attacks, Cloudflare will notify dashboard users when we detect that a password was found in an external data breach...
2021-10-14
We've been studying password problems, including malicious logins using compromised credentials. Here's what we learned and here's where we think we can go from here with safer password systems....
2020-12-08
Today, we’re making several announcements around improving Internet protocols with respect to something important to our customers and Internet users worldwide: privacy....
2020-12-08
Imagine passwords for online services that never leave your device, encrypted or otherwise. OPAQUE is a new cryptographic protocol that makes this idea possible, giving you and only you full control of your password....
March 04, 2020 1:00 PM
Starting today, we are offering a new security advancement in the Pwned Passwords API - API clients can receive responses padded with random data....
December 20, 2018 1:00 PM
Recently when logging into one of my credit card providers, I was greeted by a familiar screen. After entering in my username, the service asked me to supply 3 random characters from my password to validate ownership of my account....
October 05, 2018 6:30 PM
We built Access to solve a problem here at Cloudflare: our VPN. Our team members hated the slowness and inconvenience of VPN but, that wasn’t the issue we needed to solve. The security risks posed by a VPN required a better solution....
February 26, 2018 12:04 PM
Last week Troy Hunt launched his Pwned Password v2 service which has an API handled and cached by Cloudflare using a clever anonymity scheme. The following simple code can check if a password exists in Troy's database without sending the password to Troy....
February 21, 2018 7:00 PM
Today, v2 of Pwned Passwords was released as part of the Have I Been Pwned service offered by Troy Hunt. Containing over half a billion real world leaked passwords, this database provides a vital tool for correcting the course of how the industry combats modern threats against pa...
February 21, 2018 7:00 PM
Both in our real lives, and online, there are times where we need to authenticate ourselves - where we need to confirm we are who we say we are. This can be done using three things....
