Blogs started turning toxic in the first half of 2005 as malware authors started using free Web hosting and blogging services to store their malicious files, according to Internet security firm Websense.
Increasingly, attackers are using better tools to find vulnerabilities quickly, exploit flaws and hide their attacks.
Major Internet search engines were crippled Monday morning by a variant of the MyDoom worm, rendering Google inaccessible to many users and slowing results from Yahoo.
A recently created 'concept virus' designed to show that a worm could spread between smart phones won't get very far in the real world, antivirus companies said Tuesday.
Sven Jaschan, self-confessed author of the Netsky and Sasser viruses, is responsible for 70 percent of virus infections in 2004, according to a six-month malware round-up published by antivirus firm Sophos on Wednesday.
Two new Bagle worm variants and the worm's original assembler source code were spreading around the Internet on Sunday - a dangerous development, according to security experts.
Terrorism isn't the only security threat officials are worried about at this summer's Olympic Games in Athens. They're also concerned about viruses and worm attacks that could cripple the Olympics' data network.
A malicious Trojan horse program has emerged for Pocket PCs, antivirus companies said Thursday, but they characterised the threat as relatively low.
A string of high-profile flaws in browser software prompted the Mozilla Foundation to announce on Monday that it would offer US$500 for every serious bug found by security researchers.
The use of e-mail continues to grow, but there are suggestions across the industry that its popularity will begin to decline quickly if measures aren't put in place to guarantee access, availability and security.
A group of self-identified hackers has set up shop online to sell what it claims are files containing confidential software code--and it says it's ready to take orders for more.
Most information technology managers are ignorant of emerging Internet threats, a survey by employee Internet management software provider Websense said today.
Hot on the heels of the first proof-of-concept smart-phone virus, mobile operating system maker Symbian is warning that a Trojan is infecting phones in the wild and sending text messages to premium rate numbers.
The latest innovation in identity fraud typically begins with an unexpected e-mail message from a financial institution proclaiming something like: "Your account information needs to be updated due to inactive members, frauds and spoof reports."
Commentary: Anti-virus software won't protect you from the latest type of worm affecting Windows systems -- you need a personal firewall.
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