Nations' policies for mitigating cyberthreats can conflict with efforts to promote cyber-enabled global trade, cautions Allan Friedman, research director of the Brookings Institution's Center for Technology Innovation.

To mark his induction into the National Cyber Security Hall of Fame, Purdue University Computer Science Professor Eugene Spafford offers insights on key challenges, including overcoming senior executives' misperceptions about key issues.

Knowledge-based authentication is no longer reliable, says fraud expert Avivah Litan, an analyst at Gartner. She explains why so-called behavioral authentication is the only reliable way to verify users.

Attacks waged for cyber-espionage, fraud, DDoS and other nefarious deeds are increasingly being hired out to sophisticated hackers for specific purposes, says Symantec researcher Kevin Haley.

What are the distinct phases of the fraud lifecycle, and how can banking institutions intervene at each stage to prevent losses? Daniel Ingevaldson of Easy Solutions offers fraud-fighting tips.

Mitigating card risks associated with retail malware attacks and POS vulnerabilities is a focus of updates to the PCI Data Security Standard, say Bob Russo and Troy Leach of the PCI Security Standards Council.

Before hiring a cloud services vendor, healthcare organizations should demand answers to tough questions about privacy and security, says Phil Curran, a hospital CISO who has scrutinized many companies.

Top executives at healthcare organizations must take the lead in overcoming a culture that portrays privacy and security as barriers, says Joy Pritts, chief privacy officer at the Office of the National Coordinator for Health IT.

Professionalizing occupations within the cybersecurity field won't necessarily help fill vacant IT security jobs in government and industry, says Diana Burley, an IT security workforce expert.

Covered entities and business associates struggling with HIPAA compliance should use the federal government's audit protocol as a helpful roadmap, says security specialist Bill Miaoulis.