The worst-case scenario used to be that online ads are pesky, memory-draining distractions. But a new batch of banner ads is much more sinister: They hijack personal computers and bully users until they agree to buy antivirus software.
And the ads do their dirty work even if you don't click on them.
The malware-spiked ads have been spotted on various legitimate websites, ranging from the British magazine The Economist to baseball's MLB.com to the Canada.com news portal. Hackers are using...Full Story