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Security blog

How to bootstrap self-service continuous fuzzing

OSS-Fuzz is an innovative project that is both advancing the state of the art in OSS security engineering and immediately improving the overall quality of the software that serves the internet. In this blog post,…

The IoT industry’s response to emerging threats

Late last year, we took a look at how the Internet of Things (IoT) is under attack. We analyzed hundreds of individual IoT devices to see how often they were probed for vulnerabilities, with the…

Phase two of our TLS 1.0 and 1.1 deprecation plan

In February of last year we updated you on our plans to deprecate TLS 1.0 and 1.1 due to a mandate by the PCI Security Standards Council as well as our continued commitment to maintaining…

The anatomy of an IoT botnet attack

We took a look at some of the more recent (and troubling) threats on the internet, and found that the emerging IoT market is under attack. Internet-connected devices are being churned out of factories and…

Forward secrecy and a reminder about Fastly security advisories

We publish our security advisories to address vulnerabilities discovered on our own platform, as well as significant security vulnerabilities that affect the wider internet community.

Lean Threat Intelligence, Part 4: Batch alerting

In Part 3, we showcased a technology that allows you to route messages to and from topics via Kafka. Now that data is flowing, how can you start monitoring and reacting to security events? In…

Best practices for protecting your domain

We continuously work on making the edge more secure, and develop features you can leverage to protect your applications. However, in order for you to benefit from these investments, there are steps you should take…

Our security team’s vision for defending the modern web

Director of Security Research Jose Nazario describes our team’s vision for employing our CDN’s unique position to defend the modern web. Using the recent HTTPoxy vulnerability as an example, he outlines the benefits and challenges…

Sponsoring the Tor project with content delivery services

Fastly has historically supported many open source projects. We’re happy to announce that Fastly now provides sponsored Content Delivery for the Tor Project. TorBrowser updates are served over the Fastly network, taking...

Lean Threat Intelligence Part 3: Battling log absurdity with Kafka

In “Lean Threat Intelligence Part 2: The foundation,” we explained how we built our log management system, Graylog, using Chef. Next, we’ll cover how we created a message pipeline that allows us to route messages…

TLS 1.2-only delivery is now available

Earlier this year we updated you on our revised deprecation plan for TLS 1.0 and 1.1. We’re happy to announce that you can now request migration to TLS 1.2-only hosts if you’ve purchased a paid…

Announcing Limited Availability for HTTP/2

As promised in March of this year, we are excited to announce that our HTTP/2 Limited Availability (LA) program is here. Here’s how you get started.