Mark Peplow in Nature:
Malicious computer viruses could be stopped in their tracks by immunity software that spreads faster than the virus itself, says a team of computer experts from Israel.
Their proposal relies on setting up a network of shortcuts through the Internet that only antiviral programs can use, allowing them to immunize computers before a virus arrives.
Eran Shir of Tel Aviv University began thinking about the problem when the infamous Blaster worm spread across the Internet in 2003. “It really got me annoyed,” he recalls. “Conventional antivirus software just couldn’t keep up with its spread.”
More here.