Edward W. Ray wrote:
IMHO, a user should have to demonstrate a minimum amount of expertise and have a up-to-date AV, anti-spyware and firewall solution for their PCs.
That is why we have hundreds of millions of bots in the wild. The mostly-user ISP's will have to eventually do something or end up being either regulated, spending more and more and more on tech support and/OR abuse personnel, or written down as blackhat AS's. Some PRODUCTS, PRO and AGAINST links from people on quarantining of infected users, thanks to all those who shared so far! Products so far (haven't tried or verified them myself): http://www.rommon.com/sandbox.html http://www.forescout.com/index.php?url=products§ion=counteract Other: Eric Gauthier's Ethernet-oriented quarantine system (from NANOG in 2003): http://www.nanog.org/mtg-0402/gauthier.html Other choice papers from Jose's blog: http://www.iab.org/documents/docs/2003-10-18-edge-filters.html http://www.csl.sri.com/users/linda/bibs/publications/mmsm2005.pdf http://www.csl.sri.com/papers/sri-csl-2005-03/ http://www.cs.wfu.edu/~fulp/Papers/iiaw05t.pdf http://www.icir.org/vern/worm04/porras.pdf http://www.icir.org/vern/worm04/xiong.pdf http://www.cs.rpi.edu/research/pdf/05-01.pdf Gadi.