The latest ISMG Security Report leads off with a segment in which Managing Editor Jeremy Kirk explains that the massive Yahoo breach not only exposed the accounts of a half-billion customers, but also the weaknesses in the way enterprises employ hashed passwords.

As pressure to speed the development of applications intensifies, CISOs must be the "voice of reason," taking a leadership role in ensuring security issues are addressed early in app development process, says John Dickson, principal at Denim Group, a Texas-based security consultancy.

In the face of evolving cyberthreats, organizations of all sizes need a more resilient cybersecurity architecture. Michael Kaczmarek of VeriSign describes how to achieve this resiliency.

Security expert Sean Sullivan isn't surprised that the massive 2014 breach of Yahoo, which exposed at least 500 million account details, only recently came to light. Here's why, as well as what users must learn from this breach.

Given the rapid spread of malware and difficulties with detection, what actions should organizations take? In this interview, Chris Novak of Verizon and Stephen Orfei of the PCI Security Standards Council offer insights.

In this latest edition of the ISMG Security Report, you'll hear an explanation why estimates from the Ponemon Institute and The Rand Corp. on typical enterprise data breach costs vary so widely. Also, analyses of a car hack, SWIFT's latest initiative to help banks mitigate fraud and the Yahoo breach.

Ransomware attacks are surging because attackers have perfected their techniques while enterprises in all sectors have failed to address critical security shortcomings, says Raimund Genes, CTO at Trend Micro.

A report on a new self-assessment tool that's intended to show whether an enterprise's cyber-risk initiative aligns with its goals and strategy leads the latest edition of the ISMG Security Report.

Because many law enforcement agencies lack cybercrime expertise, it's important for companies that have been attacked to provide as much technical and forensic information as possible to authorities to help ensure that investigations lead to arrests and prosecutions, a panel of experts says.

The recent hacker attack targeting the drug records of Olympic athletes, as well as other breaches involving high-profile targets, highlight the challenges involved in protecting sensitive data from external attackers or malicious insiders driven by political and other causes, says security expert Sean Curran.