In our 125th episode of the Steptoe Cyberlaw Podcast, Stewart Baker, Michael Vatis, and David Kris discuss: Second Circuit rules against US Government in Microsoft case; DOJ rolls out MLAT reform proposal; LabMD draws law firms, Coke into Tiversa data theft row; DEA needed warrant to track suspect’s phone, judge says; Most ransomware attacks are HIPAA breaches, Feds say; Stealthy cyberespionage malware targets energy companies; Chinese hackers blamed for multiple breaches at US banking agency; Chinese browsers: the perfect reconnaissance tool; and Slow start for cyberwar on ISIS. Our interview is with Jeremy Rabkin and Ariel Rabkin, author of Hacking Back without Cracking Up, published by the Hoover Institution. The views expressed in this podcast are those of the speakers and do not reflect the opinions of the firm.