In the age of A.I., Hany Farid is struggling to prove what’s real before the internet decides for itself.

© Erin Schaff/The New York Times

The administration’s surprise restrictions Friday cut off foreign access to Anthropic’s latest models and sparked another round of finger pointing.

© Jason Henry for The New York Times

Passwords and API keys are giving way to a new generation of short-lived machine credentials. But as non-human identities scale rapidly, the growing question is how much trust and assurance those identities should carry.