April 02, 2021 12:00PM
How to execute an object file: Part 2
Linux Compiler Programming Software Deep DiveContinue learning how to import and execute code from an object file. This time we will investigate ELF relocations....
March 02, 2021 12:00PM
How to execute an object file: Part 1
Linux Compiler Programming Software Deep DiveEver wondered if it is possible to execute an object file without linking? Or use any object file as a library? Follow along to learn how to decompose an object file and import code from it along the way....
December 18, 2020 12:30AM
A quirk in the SUNBURST DGA algorithm
Cloudflare Zero Trust Cloudflare Gateway Deep DiveOn Wednesday, December 16, the RedDrip Team from QiAnXin Technology released their discoveries (tweet, github) regarding the random subdomains associated with the SUNBURST malware which was present in the SolarWinds Orion compromise. I...
November 27, 2020 1:00PM
ASICs at the Edge
Network Hardware Deep DiveAt Cloudflare, we pride ourselves in our global network that spans more than 200 cities in over 100 countries. To accelerate all that traffic through our network, there are multiple technologies at play. So let’s have a look at one of the cornerstones that makes all of this work....
October 27, 2020 12:00PM
Diving into /proc/[pid]/mem
Deep Dive Programming LinuxA few months ago, after reading about Cloudflare doubling its intern class, I quickly dusted off my CV and applied for an internship. Long story short: now, a couple of months later, I found myself staring at Linux kernel code and adding a pretty cool feature to gVisor....
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October 12, 2020 2:00PM
What is Cloudflare One?
Today, we’re excited to share Cloudflare One™, our vision to tackle the intractable job of corporate security and networking. Run your network on Cloudflare and keep it secure....
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