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Security startup Dasient joins Twitter to apply it malware-fighting platform to the "world's largest real-time information network."
The social-networking site is working to shut down five popular spam tool providers by suing them in federal court.
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.
Official-looking holiday e-greeting downloads Zeus malware, and secretly downloads PDFs and Microsoft Word and Excel documents to a server in Belarus.
Drive-by downloads are the preferred method for delivering malware, overtaking the use of spam and e-mail attachments, Dasient says.
Here is basic information for how to figure out if your computer might be infected and what to do if you think it is.
As more users get hit by "drive-by downloads" and "malvertising," companies like Armorize and Dasient offer services to help keep surfers safe.
CEO Mark Zuckerberg unveils big changes to privacy controls, but they're not enough to silence critics. Also: Justice Department inquires about Apple's hold on digital music.
Security firm Qualys launches free service that crawls Web pages and notifies Web site owners when malware is found.