Threats & Adversaries · APT / Espionage

FBI Probes Suspicious Access to Surveillance and Wiretap Systems

The FBI detected and addressed suspicious activity on an internal system used to manage wiretaps and foreign-intelligence surveillance warrants. The system is unclassified but holds law-enforcement-sensitive returns from legal process and personally identifiable information on investigation subjects. Officials say scope, impact and attribution remain unclear.

5 sources · Mar 7

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Part of the PlainSec briefing for 2026-03-06

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