More Internet attacks cut off access to the SCO Group's servers this past weekend and again on Monday, as the Unix software company struggled to stop the hackers.
Internet attacks are getting more numerous and menacing, network protection company Internet Security Systems concluded in a report released Tuesday.
A security company has issued a 'highly critical' warning relating to an attack that exploits a flaw in NullSoft's popular music player.
Academic supercomputing labs continue to clean up Linux and Solaris servers targeted by unknown attackers over the last month, as law enforcement officials investigate the crimes.
The Samba Team released on Tuesday a patch to fix two flaws that could result in disruptions for networks using the widely installed Unix and Linux software.
For the third time this year, unknown attackers deluged the SCO Group's Web site with enough data to make it inaccessible.
An unknown intruder attempted to insert a Trojan horse program into the code of the next version of the Linux kernel stored at a publicly accessible database.
Security experts worried on Thursday that a flaw in Microsoft Windows and another in Cisco's ubiquitous network routers could lead to serious Internet attacks.
Two students at Carnegie Mellon University have proposed two methods that can be used by organisations to defending against denial of service (DoS) attacks.
The attack that blacked out Google, Yahoo and other major Web sites earlier this week involved the use of a "bot net"--a large network of zombified home PCs--Internet infrastructure provider Akamai Technologies said Wednesday.
A vulnerability in all versions of Windows could allow attackers to use a malicious Web site or HTML e-mail message to trap victims and take control of their PCs, warned Microsoft.
Multiplayer game servers that let players attack each other in virtual worlds could be the latest tool for hackers to digitally attack other computers on the Internet, a security firm said Thursday.
Yahoo fixed two flaws in its free mail system that could have allowed a malicious user to read a victim's browser cookies and change the appearance of some pages, Yahoo said Thursday in the US.
Online thieves looking for personal data may be moving to more active measures by redirecting people from legitimate sites to malicious ones, security experts said this week.
Bot nets, collections of compromised computers controlled by a single person or group, have become more pervasive and increasingly focused on identity theft and installing spyware, according to a Honeynet Project report.
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