A group of four Polish hackers published code to an open security mailing list on Tuesday that can take advantage of a major vulnerability in the Sendmail mail server.
At least three commonly used open source software packages were altered by black-hat (bad-guy) hackers to contain "Trojan horse" code this year.
Although Microsoft Windows vulnerabilities get most of the headlines, researchers this week identified vulnerabilities in two commonly used open-source software products.
A critical vulnerability in Sendmail, the Internet's most popular mail-server application, has security experts and software companies moving quickly on Monday to convince customers to apply a patch.
The White Hat Hacker, known only as Rain Forest Puppy, explains a litany of security holes in operating systems and applications from Sendmail to Solaris, and tells you what to do to avoid them.
Microsoft Exchange might be the most popular mail server but is it the best? We test the alternatives.
A group of four Polish hackers published code to an open security mailing list that can take advantage of a major vulnerability in the Sendmail mail server.
The White Hat Hacker, known only as Rain Forest Puppy, explains a litany of security holes in operating systems and applications from Sendmail to Solaris, and tells you what to do to avoid them.
Many network administrators new to Linux find it hard to transition from a point-and-click security configuration interface to one based on editing complicated and hard-to-locate text files. Here are seven easy things administrators can and should do to make their Linux server more secure and significantly reduce the risk they face.
A new flaw has been discovered in OpenSSH software which could potentially compromise many Linux/Unix systems that use it to provide Secure Shell (SSH) connections for remote administration of systems.
Microsoft Exchange might be the most popular mail server but is it the best? We test the alternatives.
Do you Google Wave?
If you want attention online, then mention that you have a couple of Google Wave invites to giveaway and watch… Watch it now
Thunderbird 3 takes flight
Thunderbird 3 is finally here, after a gestation period measured in
years. The latest version of Mozilla's fr… Watch it now
Google Chrome beta for Mac
It's not fully baked yet, but Google Chrome for Mac reaches a major milestone with the release of an official … Watch it now
Conroy explains his magic filter
Copenhagen lessons on green IT
Welcome to National Censorship Day
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