Waltz, Michael (1974- )

After the Signal Leak, How Well Do You Know Your Own Group Chats?

A journalist’s inclusion in a national security discussion served as a reminder that you might not know every number in the chat — and that could be a big problem.

By Callie Holtermann

Atlantic Monthly Banking and Financial Institutions BNP Paribas Computer Security Goldberg, Jeffrey Hegseth, Pete Instant Messaging Paribas Robinhood Financial LLC Signal (Open Whisper Systems) United States International Relations United States Politics and Government Uyeda, Mark Waltz, Michael (1974- )

Leaked War Plans, and the Trouble with Off-channel Messaging

Revelations that President Trump’s inner circle discussed sensitive military details on Signal has jolted Washington. What comes next could also be closely watched by Wall Street.

By Andrew Ross Sorkin Ravi Mattu Bernhard Warner Sarah Kessler

Computer Chips Defense and Military Forces International Relations Lai Ching-te Lutnick, Howard W Politics and Government Taipei (Taiwan) Taiwan Taiwan Semiconductor Manufacturing Company Ltd Trump, Donald J United States United States International Relations Waltz, Michael (1974- )

Taiwan Prepares for Trump’s Tariffs, and a Changed Washington

Taiwanese officials, facing a more transactional U.S. relationship, have traveled to Washington to float energy deals and defend the island’s semiconductors.

By Chris Buckley and Catie Edmondson

Biden, Joseph R Jr Customs (Tariff) Israel-Gaza War (2023- ) Musk, Elon Putin, Vladimir V Russian Invasion of Ukraine (2022) Sullivan, Jacob J (1976- ) Trump, Donald J United States International Relations United States Politics and Government Waltz, Michael (1974- )

Two Presidents, Two Policies, One Superpower: America in Transition

Even as President Biden brokers a cease-fire in Lebanon, President-elect Donald J. Trump is running his own foreign policy without waiting to be sworn in.

By Peter Baker