The Pirate Bay goes to great lengths to keep itself widely available , but here’s something it can’t stop: Microsoft is now blocking links to the site in instant messages across all its systems.
“We block instant messages if they contain malicious or spam URLs based on intelligence algorithms, third-party sources, and/or user complaints. Pirate Bay URLs were flagged by one or more of these and were consequently blocked,” explained Microsoft in a statement to The Register.
(via: Microsoft Is Blocking Pirate Bay Links in Instant Messages)