Michael Argast, security analyst at Sophos, discusses the latest in a recent line of Twitter malware issues.

Jeremiah Grossman, founder and CTO of WhiteHat Security, talks about his suggestion that government legalize the hacking of its web applications so vulnerabilities could be uncovered by the good guys – before the bad guys catch them.

Jeff Moss, founder of Black Hat and DEFCON hacker conferences, describes his new role on the Homeland Security Department Advisory Council, offers his suggestions for picking a federal cyberczar and weighs in on this week’s patch-a-mania.

Luis Corrons, PandaLabs researcher, talks about black-hat search engine optimization techniques being used on Twitter to infect users with malware.

Gregory Wilshusen, director of information security issues at the U.S. Government Accountability Office, discusses a new GAO report that found that most federal agencies are struggling with their information security.

Brad Arkin, director of software security and privacy at Adobe, discusses a new effort to secure code, provide additional information on patches and issue fixes on a quarterly basis.

Eric Schultze, CTO of Shavlik Technologies, talks about the important updates, coinciding on the same day, from Adobe and Microsoft this month.

Scott Crawford, managing research director at Enterprise Management Associates, discusses the rise in improper snooping on electronic records and how organizations can protect themselves.

Ed Cohen, director of corporate development at SonicWALL, addresses the information security ramifications of the swine flu outbreak.