I wrote about the Spectre and Meltdown attacks for CNN and my blog. The piece begins: This is bad, but expect it more and more. Several trends are converging in a way that makes our current system of p...

At a Senate intelligence committee hearing in November on Social Media Influence in the 2016 U.S. Elections, Sen. Dianne Feinstein said about Russian interference in the 2016 election, “What we're talkin...

On Dec. 21, all eyes were on the Republican bill to cut taxes. Yet a bipartisan group of six senators also had their eyes on the far less sexy (but still important!) topic of election hacking. They quiet...

The apocryphal joke is rather crude: “Other than that Mrs. Lincoln, how was the play?”

It’s not often that we come away from international law workshops most impressed and inspired by methodological debates. But that was our common takeaway of a recent Hebrew University Cyber Security Rese...

North Korea was behind the infamous WannaCry cyberattack, asserted homeland security adviser Thomas P. Bossert in a Dec.

My hat is off to the Trump administration’s deft diplomacy in the United Nations Security Council.

Attribution of cyber incidents is a reoccurring concern. Russian involvement in the 2016 U.S. presidential election remains a contentious issue, and on Tuesday, the White House publicly linked North Kore...

I’ve been trying to figure out why the U.S. government thought it was useful to attribute the “WannaCry” attack to North Korea. WannaCry was a global ransomware attack that hit hundreds of thousands of c...

Getting security right means not only knowing what your threats are but also determining their likelihood and relative risk. Such threat modeling requires systematically enumerating your threats, evaluat...

Today, the Trump administration released its National Security Strategy. This piece will address one narrow element of the document: cybersecurity. It’s a hot topic, but compared to North Korea’s nuclear...

On Dec. 11, Nick Weaver argued that Apple isn’t doing enough to help law enforcement wiretap iPhone users. That's undoubtedly true, as Apple is building communications systems optimized for privacy and s...