A new analysis of TM Signal’s source code appears to show that the app sends users’ message logs in plaintext. At least one top Trump administration official used the app.

Then-National Security Adviser Michael Waltz participates in a TV interview at the White House on May 01, 2025 in Washington, ...

Additionally, according to the report, if anyone had loaded the heap dump URL as Mike Waltz was texting on the app, they would have been able to gain access to his encrypted Signal messages as well.

The “knock-off” Signal app Mike Waltz was caught using, which lacks security guarantees, can be hacked in “15 to 20 minutes,” according to a report. “I would say the whole process took ...

Some worry that redirecting foreign-policy responsibilities away from the NSC to other bureaucrats could hinder the president ...

The “knock-off” Signal app Mike Waltz was caught using, which lacks security guarantees, can be hacked in “15 to 20 minutes,” according to a report. Days after former National Security Adviser Mike ...

The “knock-off” Signal app Mike Waltz was caught using, which lacks security guarantees, can be hacked in “15 to 20 minutes,” according to a report. Days after former National Security ...

The Trump administration is overhauling the National Security Council after it announced former National Security Advisor ...

When Michael Waltz, the now former national security adviser, accidentally added The Atlantic’s editor in chief, Jeffrey Goldberg, to a private Signal group chat planning a US attack on Yemen earlier ...

After this I am never thinking about Trump’s favorite weird billionaire again.