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.

America's Critical Infrastructure Security Response System Is Broken

1 year ago in Tech events

2011's Biggest Security Snafus

1 year ago in Antivirus software

Cisco, Juniper, Check Point, Palo Alto Among Firms in Security Contest

1 year ago in Security software

Mobile Devices, Virtualization Are Biggest Security Challenges: Survey

1 year ago in Business

Do Smaller Businesses Think They're Immune to Security Threats?

1 year ago in Antivirus software

CA Takes to the Cloud for Identity Management

1 year ago in Virtualization

Chinese Cyber-Spy on Trial for Stealing Motorola Secretstechhive.com

1 year ago in Security

Corporate-owned vs. Employee-owned Mobile Devices

1 year ago in Tablets

Cisco Rolls out Military-strength Encryption for ISR Router

1 year ago in Business

Survey Shows Shift to Cloud-Based Services, Despite Concerns

1 year ago in Virtualization

Massive DDoS Attacks a Growing Threat to VoIP Services

1 year ago in Web & communication software

VMware, Symantec Work On Cloud-Based Single Sign-On Security Services

1 year ago in Virtualization

VMworld: Security, Regulatory Concerns Still a Challenge in Virtualization

1 year ago in Virtualization

Banks Blocking More Fraudulent Money Transfers From Hijacked Business Accounts

1 year ago in Security

Can the Obama Administration Fix Your Identity Management Problems?

1 year ago in Security