Security startup Dasient joins Twitter to apply it malware-fighting platform to the "world's largest real-time information network."
Start-up launched by ex-Googlers is offering a free alert service for when sites are blacklisted for hosting malware, as well as a fee-based malware-monitoring service.
Two studies illustrate the hazards of Web surfing with more than 1 million sites infected with malware and more than 40 percent of sites in one study always vulnerable to attacks.
Drive-by downloads are the preferred method for delivering malware, overtaking the use of spam and e-mail attachments, Dasient says.
Nearly 6 million Web pages are infected with malware, double previous estimates earlier in the year, Dasient says.
The social-networking site is working to shut down five popular spam tool providers by suing them in federal court.
Security firm Qualys launches free service that crawls Web pages and notifies Web site owners when malware is found.
As more users get hit by "drive-by downloads" and "malvertising," companies like Armorize and Dasient offer services to help keep surfers safe.
How is Google navigating its tricky relationship with Chinese government censors? CNET News reporter Tom Krazit takes a look.
Official-looking holiday e-greeting downloads Zeus malware, and secretly downloads PDFs and Microsoft Word and Excel documents to a server in Belarus.