Stories about: Linux

Video management software (VMS) allows you to record and view live video from multiple surveillance cameras--either IP-based or analog cameras with an encoder--monitor alarms, control cameras and retrieve recordings from an archive. Because they are IP-based, VMS systems are more expandable and flexible than DVR-based systems, and employees can control the software from anywhere on the network. Surveillance and security teams can use the software for live monitoring, as well as investigative and forensic purposes, using archived footage.

A Nielsen report this week revealed that Twitter has an uncanny knack for hemorrhaging users. In fact, some 60 percent of new users bail on the service within a month. For those of us who've been tweeting for a couple of years, this isn't exactly a shocker. Many longtime users have gone through that initial period of wondering what, if any, use Twitter might be. And maybe it's better for everyone if those who don't get it refrain from tweeting until they do.

Budget dollars may be tight for most companies, but that doesn't mean enterprise IT departments can do without the technology skills, talent and certifications they need to better navigate a down economy.

Mozilla Corp. on Tuesday patched 12 security vulnerabilities in Firefox 3, just days before it hopes to roll out the newest beta of its next open-source browser, Firefox 3.5.

Experts provide some critical tips for evaluating and using network scanners.

Don't get Patrik Runald wrong: the Downadup worm (also called Conficker) has been a big deal.

If your company's computer clocks aren't in sync, forensics, backups, and much more can suffer. Simson Garfinkel on getting the time right.

Two security researchers fleshed out details Wednesday at the Black Hat conference in Washington of a method they disclosed earlier this year for circumventing Intel's new Trusted Execution Technology (TXT) security software.