Highlights from Cloudflare's Weekend at YHack

Published on by Andrew Fitch.

Along with four other Cloudflare colleagues, I traveled to New Haven, CT last weekend to support 1,000+ college students from Yale and beyond at YHack hackathon. Throughout the weekend-long event, student attendees were supported by mentors, workshops, entertaining performances, tons of food and caffeine breaks, and a lot of air-mattresses and sleeping bags. Their purpose was to create projects to solve real world problems and to learn…

The Athenian Project: Helping Protect Elections

Published on by Alissa Starzak.

From cyberattacks on election infrastructure, to attempted hacking of voting machines, to attacks on campaign websites, the last few years have brought us unprecedented attempts to use online vulnerabilities to affect elections both in the United States and abroad. In the United States, the Department of Homeland Security reported that individuals tried to hack voter registration files or public election sites in 21 states prior to the 2016…

Inside the infamous Mirai IoT Botnet: A Retrospective Analysis

Published on by Guest Author.

This is a guest post by Elie Bursztein who writes about security and anti-abuse research. It was first published on his blog and has been lightly edited. This post provides a retrospective analysis of Mirai — the infamous Internet-of-Things botnet that took down major websites via massive distributed denial-of-service using hundreds of thousands of compromised Internet-Of-Things devices. This research was conducted by a team of researchers from Cloudflare (Jaime…

There’s Always Cache in the Banana Stand

Published on by Anthony Davanzo.

We’re happy to announce that we now support all HTTP Cache-Control response directives. This puts powerful control in the hands of you, the people running origin servers around the world. We believe we have the strongest support for Internet standard cache-control directives of any large scale cache on the Internet. Documentation on Cache-Control is available here. Cloudflare runs a Content Distribution Network (CDN) across our globally distributed…

The Curious Case of Caching CSRF Tokens

Published on by Junade Ali.

It is now commonly accepted as fact that web performance is critical for business. Slower sites can affect conversion rates on e-commerce stores, they can affect your sign-up rate on your SaaS service and lower the readership of your content. In the run-up to Thanksgiving and Black Friday, e-commerce sites turned to services like Cloudflare to help optimise their performance and withstand the traffic spikes of the shopping…

Why Some Phishing Emails Are Mysteriously Disappearing

Published on by Dani Grant.

Phishing is the absolute worst. Unfortunately, sometimes phishing campaigns use Cloudflare for the very convenient, free DNS. To be clear –– there’s a difference between a compromised server being leveraged to send phishing emails and an intentionally malicious website dedicated to this type of activity. The latter clearly violates our terms of service. In the past, our Trust and Safety team would kick these intentional phishers off the…

The FCC Wants to Kill Net Neutrality - Use Battle for the Net on Cloudflare Apps to Fight Back

Published on by Andrew Fitch.

TL;DR - Net neutrality is under attack. There's an app on Cloudflare Apps that empowers site owners to host a popup on their sites, encouraging users to contact their congresspeople to fight back. Everyone should be doing this right now, before the December 14th FCC vote. Use Battle for the Net to Call your Congressperson » Attend Cloudflare's Save the Internet! Net Neutrality Call-A-Thon » The Federal…

McAllen, Texas: Cloudflare opens 119th Data Center just north of the Mexico border

Published on by Martin J Levy.

Five key facts to know about McAllen, Texas McAllen, Texas is on the southern tip of the Rio Grande Valley The city is named after John McAllen, who provided land in 1904 to bring the St. Louis, Brownsville & Mexico Railway railway into the area McAllen, Texas is named the City of Palms The border between Mexico and the USA is less than nine miles away from the…