Former national security officials say air strike plans shared with journalist should have been classified
www.nbcnews.com

... A guide from the national intelligence director's office says "information providing indication or warning that the U.S. or its allies are preparing an attack" should be top secret. ...

www.lawfaremedia.org

... Let me make clear that I am not criticizing the Atlantic, or Goldberg, here. The magazine has behaved in an exemplary fashion over the past several days.

As Goldberg describes in the piece, he removed himself from the group after it became clear that the group was real and was exchanging highly sensitive material -- including information about targeting, weapons, timing of specific attacks against the Houthis, and the name of at least one intelligence officer whose identity is protected.

The magazine also withheld such details in Goldberg's story. (Full disclosure: I was informally interviewed for the story by national security reporter Shane Harris on legal matters, though I was not privy to the story's details until it was published.) ...

Signal chat records must be preserved, federal judge tells Trump administration
www.axios.com

... The federal judge hearing the lawsuit over the Trump administration's Signal chat scandal set a Monday deadline for the government to explain how it will preserve the vanishing messages in question on the app.

The big picture: Public watchdog American Oversight sued to preserve the records after top security officials inadvertently added the editor-in-chief of The Atlantic to their chat on Signal, which deletes messages after a set period of time. ...