Seabass55 writes: "Researchers say Nimda is set to propagate again after rechecking Nimda's code. God help all the MS boxes ... again." Looks like the owners of unpatched IIS machines have until 9 p.m. GMT (1 a.m. ET) to get ready. I'd like to see a nice double stockade for the writers of Sircam and Nimda, and maybe some fireants. Update: 09/27 22:45 GMT by T : Temporal confusion -- that's 5:00 GMT, sorry :) Update: 09/28 00:14 GMT by T : Carnage4Life contributes this link to a command-line tool from Microsoft to list patches already installed or still needed, if you think your Windows machine may be vulnerable.