VENONA
VENONA was the U.S. Army Signal Intelligence Service (later NSA) project that decrypted thousands of Soviet intelligence cables, exposing extensive Cold War espionage in the United States. The decrypts and accompanying analysis were declassified in 1995.
Search the declassified VENONA material below.
What you’ll find
- Decrypted Soviet intelligence cables
- Counterintelligence analysis and cover-name identifications
- NSA cryptologic history of the project
DeclassDB
FOIA search is fragmented and keyword-only. DeclassDB unifies seven federal archives — CIA CREST, FBI Vault, NSA, State, NARA, DoD, NSArchive — and adds AI semantic search, so you can find what you mean, not just what you typed.
AI semantic search
Find by meaning across 309,708 CREST documents (1.05M pages, full-text). The embedding model runs in your browser — no cloud round-trip. Pro & Researcher.
One query, every agency
Unified, blended, de-duplicated across seven federal sources. CIA / FBI / State always free; NSA / NARA / DoD / NSArchive unlocked on Pro.
Privacy-first by design
Vectors, AI summaries, and entity extraction all run on your device. No cloud, no search logs, no third-party trackers. Air-gappable for federal use.