Ellen MessmerSenior Editor, Network World, NetworkWorld

Ellen Messmer is a senior editor at Network World. She covers news and technology trends related to information security.

Conficker Variant Expected to Self-Destruct Soon

The Conficker E variant of the worm will detonate on May 5, security researchers say.

RSA Conference Gets off to a Low Key Start

IT security pros meet against an omnipresent backdrop of recession and uncertainty.

Malware Had a Great Year in 2008

Malicious code spiked in 2008, Symantec reports

Trend Micro Dishes out Security Smorgasbord

Trend Micro launched a smorgasbord of endpoint security products.

Websense Unveils Its First Web Security Appliance

Websense is readying its first hardware appliance, which will run the vendor's Secure Web Gateway Software.

Cyber Espionage From State Governments? Don't Be Surprised

Did the Chinese government, for strategic purposes, infiltrate more than 1,200 computers in 103 countries?

Conficker: Getting the Last Laugh

Analysis: Will Conficker set off massive viral destruction, or have we all been (April) fooled?

Spam Delivers Fake News of Bomb

Security firms are sounding the alarm about spam messages purporting to report a bomb explosion in order to lure victims to malicious code.

New Conficker Expected April 1

The next wave of the Conficker malware attacks are likely as an unpleasant April 1 surprise, say security researchers at Computer Associates.

Symantec Warns of Worm's Return

Symantec identifies a third variant of the destructive Downadup/Conficker worm.

Virtual Schools Rapidly Building Online Education Foothold

The nation's kindergarten through 12th grade (K-12) public schools are no longer simple brick-and-mortar buildings.

Damballa Unveils Anti-Botnet Product, Badmouths McAfee A/V

Start-up Damballa unveiled the third version of its Failsafe botnet detection appliance, while also badmouthing McAfee's desktop antivirus software.

Nearly Two-Thirds of Ex-Employees Steal Data on the Way Out

According to a survey, 59 percent of workers who left their positions took confidential information with them.

Malware Attacks Symbian Phones

F-Secure has issued an alert about the first malware to target Symbian S60 3rd Edition handsets.

Norton Online Family Gives Parents New Tools to Monitor Kids

Symantec's Norton consumer division Tuesday introduced the beta version of a product intended to let parents monitor children's online activities.