After the recent news that Microsoft is now censoring users of its instant messaging software from receiving messages containing .info, as well as things like .pif which they were already blocking, I decided to do some research to find out what else they think could pose a security risk to you and your computer and censor.
The list of blocked strings is stored on the Messenger servers so that it can be quickly downloaded to instantly update your Messenger with any new entries without you having to download a whole new version. After playing around a bit with the Messenger protocol (aka MSNP) I managed to retrieve the list from the servers, containing 124 entries in total ...