The nonprofit that oversees Wikipedia briefly enforced a 'read-only' mode on Thursday morning as users spotted code designed to delete articles and place Russian text in the edit summary.

The Wikimedia Foundation suffered a security incident today after a self-propagating JavaScript worm began vandalizing pages and modifying user scripts across multiple wikis.

If your PC is running slowly or has disk errors you need to address the problem. Rather than trying to uninstall programs you could run a scan on your hard drive to fix any errors. Here’s how to do ...