Yesterday, Microsoft Blog had a page of wannacry patches for older OSes, including XP and Server 2003, which was accessible. Now (21:05 UTC), that page fails for "Server Error".<p>https://blogs.technet.microsoft.com/msrc/2017/05/12/customer-guidance-for-wannacrypt-attacks/
<a href="https://www.microsoft.com/security/portal/threat/encyclopedia/Entry.aspx?Name=Ransom:Win32/WannaCrypt" rel="nofollow">https://www.microsoft.com/security/portal/threat/encyclopedi...</a><p>Click "What to do now", all patches are there.