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Some European users of the online file storage service are receiving junk e-mail from online casinos -- this may be due to a Dropbox address leak or some type of malware.
Computers running McAfee service are found to be acting as open proxies for spammers, customers report.
Researchers at Kaspersky say the TDL-4 is extremely sophisticated and has already infected 4.5 million computers around the globe.
Spam levels dropped by about one-third following the recent takedown of the Rustock spambot, according to Symantec's latest Intelligence Report.
The United States accounts for almost 19 percent of all spam sent worldwide, close to three times the amount generated by second-place India, Sophos says.
It's a shoestring-and-gum operation around here, and someone took our gum. But somehow, we've got another show for you today, and we're talking more Wikileaks Web warring (WWW3, perhaps?), Google activating 300,000 phones a day, and Apple's refusal to let you donate money via iPhone apps (and weirdly robotic response). --Molly
With a restraining order in hand, Microsoft is working to take down the spambot, which has infected hundreds of thousands of PCs worldwide.
The Pushdo botnet is trying to evade detection by using fake SSL connections to major Web sites, researcher says.
Symantec has come out with a list of the "Dirtiest Web Sites of Summer 2009," which, on average, has 18,000 malware threats per site.
Project Retweet is set to make the popular practice of republishing other people's tweets an official feature of the site