An in-depth report on the exposure of personal details for 500,00 Google+ accounts leads the latest edition of the ISMG Security Report. Also featured: an update on mitigating the risk of business email compromises and tips for protecting critical infrastructure.

What can organizations do to thwart business email compromise attacks? In an interview, David Stubley, CEO of the consultancy 7 Elements, outlines several key steps. He'll be a featured speaker at Information Security Media Group's Security Summit: London, to be held Sept. 23.

As more companies move away from passwords toward behavioral biometrics, they face new challenges, says Rajiv Dholakia, vice president, products at Nok Nok Labs. "There are no standards as such in this area on how the information is collected, how it's stored and how it's processed," he says.

The healthcare sector needs to continue upping its ante in cybersecurity to prevent potentially catastrophic "doomsday" events that could devastate regional healthcare systems, says Erik Decker, CISO of the University of Chicago Medicine. He's helping draft a guide to mitigating five key cyber threats.

The latest edition of the ISMG Security Report features an analysis of the latest developments in Facebook's massive data breach and expert analysis of the potential for nation-state interference in the U.S. midterm elections.

Suzanne Spaulding, former undersecretary for the Department of Homeland Security, says a key way to ensure public confidence in the security of U.S. elections is to rely on paper ballots for voting or as backups for electronic balloting.

Education plays a critical role in any program designed to combat insider threats, says Christopher Greany, head of group investigations at Barclays. He'll discuss how to start an insider threat program in a presentation at Information Security Media Group's Security Summit: London, to be held Oct. 23.

As new payment options continue to emerge via mobile phones and internet of things devices, the PCI Security Standards Council is broadening its security efforts, starting with a new standard for contactless payments coming early next year, says Troy Leach, PCI SSC's chief technology officer.

There is greater awareness to the proliferation of mobile threats, and yet many organizations still underestimate their own vulnerabilities. Brian Duckering of Symantec discusses the rise and maturity of mobile threat defense.

As attackers become more adept at evading "reactive" security controls and alert mechanisms, proactively analyzing the behaviors of people and systems is critical to detecting malicious activity, says Gartner's Kelly Kavanagh.