Early this week, Ukraine’s Energy and Coal Ministry website was hit by a ransomware cyberattack. Hackers demanded payment in bitcoin to release encrypted files.

Estonia’s Guardtime software security company organized a custom cyber exercise for the UK’s civil nuclear sector, which included a simulation of live cyberattacks that exercised cyber defense and analytical thinking skills.

Secretary Perry announced a Request for Proposals worth up to $1.8 billion for the development of at least two next generation supercomputers for national laboratories that will provide researchers the ability to run simulations and enable breakthroughs in the science and industry sectors through high-performance data analysis, artificial intelligence (AI) and machine learning applications.

The RAND Corporation released a new report on the potential impact of AI on nuclear security, deterrence and weapons.