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CVE-2020-5902: Helping to protect against the F5 TMUI RCE vulnerability

Cloudflare has deployed a new managed rule protecting customers against a remote code execution vulnerability that has been found in F5 BIG-IP’s web-based Traffic Management User Interface (TMUI). Any customer who has access to the Cloudflare Web Application Firewall (WAF) is automatically protected by the new rule (100315) that has a default action of BLOCK.Initial…

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Building Cloudflare TV from scratch

Cloudflare TV is inspired by television shows of the 90s that shared the newest, most exciting developments in computing and music videos. We had three basic requirements for Cloudflare TV:Guest participation should be as simple as joining a video callThere should be 24×7 programming. Something interesting should be playing all the timeEverything should happen in…

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Making the WAF 40% faster

Cloudflare’s Web Application Firewall (WAF) protects against malicious attacks aiming to exploit vulnerabilities in web applications. It is continuously updated to provide comprehensive coverage against the most recent threats while ensuring a low false positive rate.As with all Cloudflare security products, the WAF is designed to not sacrifice performance for security, but there is always…

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How to test HTTP/3 and QUIC with Firefox Nightly

HTTP/3 is the third major version of the Hypertext Transfer Protocol, which takes the bold step of moving away from TCP to the new transport protocol QUIC in order to provide performance and security improvements.During Cloudflare’s Birthday Week 2019, we were delighted to announce that we had enabled QUIC and HTTP/3 support on the Cloudflare…

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Catching up with Workers KV

The Workers Distributed Data team has been hard at work since we gave you an update last November. Today, we’d like to share with you some of the stuff that has recently shipped in Workers KV: a new feature and an internal change that should significantly improve latency in some cases. Let’s dig in!KV MetadataWorkers…

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Introducing Regional Services

In a world where, increasingly, workloads shift to the cloud, it is often uncertain and unclear how data travels the Internet and in which countries data is processed. Today, Cloudflare is pleased to announce that we’re giving our customers control. With Regional Services, we’re providing customers full control over exactly where their traffic is handled.We…

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Lessons from a 2020 intern assignment

This summer, Cloudflare announced that we were doubling the size of our Summer 2020 intern class. Like everyone else at Cloudflare, our interns would be working remotely, and due to COVID-19, many companies had significantly reduced their intern class size, or outright cancelled their programs entirely.With our announcement came a huge influx of  students interested…

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Cloudflare and Rackspace Technology Expand Partnership with Managed Services

Last year, Cloudflare announced the planned expansion of our partner program to help managed and professional service partners efficiently engage with Cloudflare and join us in our mission to help build a better Internet. We’ve been hard at work growing and expanding our partnerships with some amazing global teams that help us support digital transformation…

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