Guest Post: Learn about the significant recent changes being made to the core Internet protocols.

Automatically catch many common errors while coding

By controlling the speed of a computer's internal fans, researchers show how they can steal passwords and other data from "air-gapped" machines.

Encodes a PowerShell script in the pixels of a PNG file and generates a oneliner to execute - peewpw/Invoke-PSImage

Yesterday, David Benjamin posted a pretty esoteric note on the IETF’s TLS mailing list. At a superficial level, the post describes some seizure-inducingly boring flaws in older Canon printers…

Live streaming from the 34th Chaos Communication Congress

All the following instructions do the same thing: set %eax to zero. Which way is optimal (requiring fewest machine cycles)?

xorl %eax, %eax
mov $0, %eax
andl $0, %eax

Posted by Jann Horn, Project Zero We have discovered that CPU data cache timing can be abused to efficiently leak information out of mi...

Flight rules for git. Contribute to k88hudson/git-flight-rules development by creating an account on GitHub.

In this tool-assisted education video I create a parser in C++ for a B-like programming language using GNU Bison. For the lexicographical analysis, a lexer is generated using re2c.

This is part of a multi-episode series. In the next video, we will focus…

The recent reveal of Meltdown and Spectre reminded me of the time I found a related design bug in the Xbox 360 CPU – a newly added instruction whose mere existence was dangerous. Back in 2005 I was…