N.S.A. Disclosure of U.S. Identities in Surveillance Reports Nearly Tripled in 2023
New York Times
The sharp increase of so-called unmaskings, to more than 31,300 times, arose from attempts by foreign hackers to infiltrate the computer systems of critical infrastructure.
https://www.nytimes.com/2024/04/30/us/politics/nsa-warrantless-surveillance-americans.html