Hackers on Tuesday launched a denial-of-service attack against at least three of the 13 root servers that maintain the Internet's domain name system. The attacks, which lasted for 12 hours, reportedly targeted the server that maintains the dot-org suffix, and the servers at the Department of Defense...
Professional cyberthieves and organized crime rings are looking to cash in on stolen identities and are releasing an increasing amount of malware in the process. McAfee predicts the following disturbing trends: a rise in the number of password-stealing Web sites that use fake sign-in pages for popul...
Unsolicited e-mail is an old Internet nemesis, but spammers have come up with a new twist, and it's causing corporate and individual users alike e-heartburn. It's called "image spam," and it's waiting in an in-box near you. Image spam contains little ordinary text to analyze. Instead, it uses the .g
WebSense on Monday identified a Trojan horse that targets Skype IM users in what marks the latest in a series of instant messaging attacks this year. The security researcher first reported the attack as a self-propagating worm called "sp.exe." After a full day of investigation in cooperation with Sk...
Another zero-day vulnerability in Microsoft Word has been identified, MessageLabs reported on Tuesday. The new, unannounced vulnerability was exploited in an e-mail attack aimed at a few large corporations, Alex Shipp, an engineer with MessageLabs, told TechNewsWorld. The attack -- consisting of thr...
Threats from hackers are converging -- not just coming in on e-mail, or over the Web, or via Instant Messaging (IM), but through all three media, simultaneously, heightening the threat level that computer users are facing. This week, MessageLabs released its "Q2 2006 Intelligence Report," detailing ...
Research from two separate messaging consultancies indicates that e-mail and instant messaging attacks continued apace in the month of March, but the number of viruses detected surprisingly declined. San Carlos, Calif.-based messaging management firm Postini processed more than 23 billion messages a...
Skype's popularity rose to a whole new level when eBay purchased the VoIP provider last month. Now, the free Internet telephony service has become the victim of a spoof campaign designed to infect users with an IRCbot Trojan. Messaging security and management services provider MessageLabs yesterday ...
In their search for ways around anti-spam legislation, some spammers are using unregistered domains to distribute unwanted messages, a tactic experts say is putting additional strain on servers at Internet service providers and on corporate networks. Illegal commercial spammers, wary of being tracke...
The much-hyped CAN-SPAM Act -- the first major stab at legislation in the U.S. aimed at cutting down the flood of unwanted commercial e-mail messages -- is seen largely failing to live up to its promise during its first year. The Act, which took effect at the start of 2004, was meant to curtail spam...
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