If you or the company you work at use the Microsoft Threat Management Gateway, then you apparently can’t access the donation page of the Free Software Foundation. The reason for Microsoft blocking the donate page is because it has been classified as a “gambling” website. A poster on Reddit has made an interesting discovery . While at work, he decided to browse to a Free Software Foundation’s donate webpage. The URL was donate.fsf.org. The user was blocked from accessing the webpage because the page in question was allegedly a gambling website. To verify the problem, the user points to a Microsoft webpage so that others can see for themselves that this is, indeed, the case

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Microsoft Censors the Free Software Foundation’s Donate Page