Portal News

An update has been released for Portal 2.

- Security and exploit fixes. Reported in part by Justin G. (sigsegv) and Linus S. (PistonMiner).

An update has been released for Portal 2 and Portal 2 Authoring Tools.

- Updated to latest Steamworks SDK to fix the map publishing tool.

An update has been released for Portal 2.

- Show an error dialog if the game is launched while Steam isn't running.