STU-I

STU-I secure telephone desk set. Electronics were housed in a separate cabinet.

The STU-I, like its successors sometimes known as a "stew phone", was a secure telephone developed by the U.S. National Security Agency for use by senior U.S. government officials in the 1970s.^[1]

STU-I cabinet with desk set on top. The person talking is U.N. Ambassador Andrew Young, calling from New York City during the Israel-Egypt peace talks in the Carter administration.

References

^ "STU-I Secure Phone". www.cryptomuseum.com. Retrieved 2022-09-17.

External links

v t e Cipher machines
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Teleprinter	5-UCO BID 770 DUDEK KW-26 KW-37 Lorenz SZ 40/42 Siemens and Halske T52 SIGTOT
Secure voice	BID 150 FASCINATOR KY-3 KY-58 KY-68 NESTOR OMNI SCIP Sectéra Secure Module SIGSALY STE STU-II STU-III VINSON
Other	JADE KG-84 KL-43 KL-51 Noreen Red Purple Pinwheel Rockex
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v t e National Security Agency
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Divisions	CSS Information Warfare Support Center ROC Special Collection Service SSO TAO NTOC NSOC
Technology	ANT catalog FROSTBURG HARVEST Secure Terminal Equipment (STE) STU-I STU-II STU-III WARRIOR PRIDE
Controversy	Global surveillance disclosures (2013–present) Church Committee Edward Snowden LOVEINT James Bamford NSA warrantless surveillance controversy Pike Committee Russ Tice Thomas Andrews Drake Thomas Tamm Matthew Aid
Programs	Boundless Informant Dropmire ECHELON Fairview Insider Threat Program MUSCULAR MYSTIC PRISM Real Time Regional Gateway Stellar Wind TRAILBLAZER Turbulence Upstream XKeyscore Epic Shelter
Databases	DISHFIRE Interquake Main Core MAINWAY MARINA Nymrod PINWALE
Other	Dundee Society Institute for Defense Analyses National Cryptologic Museum National Cryptologic School National Vigilance Park NSA Hall of Honor VENONA Vulnerabilities Equities Process Zendian Problem

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This page was last edited on 16 October 2023, at 04:04

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External links