As the Cambridge Analytica scandal continues to unfold, Congress seeks answers from Facebook, calling on CEO Mark Zuckerberg to testify. Also in the latest edition of the ISMG Security Report: Is it possible to build a secure digital wallet for storing cryptocurrency?

Multivector distributed denial-of-service attacks are having a bigger impact than simple volumetric attacks, says Brian McCann, president of Netscout's security business unit, who analyzes the latest trends in an in-depth interview.

Al Pascual of Javelin Strategy and Research discusses a new report that shows that while crypto wallets may be considered to be at the sharp end of payments innovation, the security vulnerabilities they face are much the same as those that already exist in digital banking and payments.

Many medical devices, especially older ones, were not designed with cybersecurity in mind, so healthcare organizations need to take special precautions to reduce risks, says security expert Justine Bone, who describes effective strategies.

The technology and operating models for identity and access management have evolved with time, but the way many enterprises approach IAM has not. How can security leaders modernize their IAM strategy in this era of unprecedented complexity? Patrick Wardrop of IBM Security shares insights.

Privacy attorney Kirk Nahra offers an analysis of the New York state attorney general proposing updates to the state's data security laws and issuing a substantial financial penalty in a HIPAA violations case.

Leading the latest edition of the ISMG Security Report: The Trump administration sanctions Russian organizations and individuals over U.S. election interference, the NotPetya campaign and energy sector hacks. Also featured: A deep dive into the use of so-called active defense.

While the director of the HHS Office for Civil Rights says HIPAA enforcement remains a top priority for the agency, obtaining enough resources to carry out its mission is an ongoing battle, says former OCR official Deven McGraw.

Penetration testing can help find vulnerabilities that aren't typically identified by scanning and other monitoring. But the testing comes with some risks, Duke Health CISO Chuck Kelser and pen tester John Nye explain in a joint interview.

As more data moves to the cloud, and cyberattacks multiply, organizations need to adopt an alternate paradigm of security, says Nikhil V. Bagalkotkar, a virtualization specialist at Citrix, who describes a new approach.