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Twitter acquires anti-malware company Dasient

Security startup Dasient joins Twitter to apply it malware-fighting platform to the "world's largest real-time information network."

By January 23, 2012


Twitter to spammers: We're suing

The social-networking site is working to shut down five popular spam tool providers by suing them in federal court.

By April 5, 2012


Dasient helps Web sites avoid blacklists, malware

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.

By June 16, 2009


Report: Malware-laden sites double from a year ago

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.

By March 8, 2011


Malware in fake White House e-card steals data

Official-looking holiday e-greeting downloads Zeus malware, and secretly downloads PDFs and Microsoft Word and Excel documents to a server in Belarus.

By January 5, 2011


Report: Infected Web sites double in 2010

Drive-by downloads are the preferred method for delivering malware, overtaking the use of spam and e-mail attachments, Dasient says.

By November 22, 2010


Help! My PC is infected with malware (FAQ)

Here is basic information for how to figure out if your computer might be infected and what to do if you think it is.

By October 18, 2010


Firms tackle virus-laden Web sites, ads

As more users get hit by "drive-by downloads" and "malvertising," companies like Armorize and Dasient offer services to help keep surfers safe.

By May 26, 2010


Week in review: Facebook resets privacy strategy

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.

By May 28, 2010


Qualys to scan Web sites for malware

Security firm Qualys launches free service that crawls Web pages and notifies Web site owners when malware is found.

By March 1, 2010