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Station HYPO

Celebrating the Past, Present and Future of Navy Cryptology

Month

September 2025

Honoring and Remembering Chief Radioman Harry Kidder USN

Thanks to the work of Matt Zullo, CTICM (Ret.), Chief Kidder was inducted into the Cryptologic Hall of Honor! The induction ceremony took place on November 4, 2019 at the National Security Agency.

RMC Harry Kidder (first On The Roof Gang instructor)
September 27, 1889 – November 21, 1963

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NSA’s 12th Annual Codebreaker Challenge is Underway for 2025

The National Security Agency (NSA) is launching their annual series of critical real-world scenarios for U.S.-based academic institutions titled Codebreaker Challenge. In its 12th iteration for 2025, the Codebreaker Challenge gives students the opportunity to analyze high-risk situations closely resembling the Intelligence Community’s classified tasks, equipping them for national security challenges. Participants will go head-to-head with other schools to accomplish mission-driven tasks aimed at enhancing their skills in reverse engineering, vulnerability research, cryptography, programming/scripting, and beyond.

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Pentagon contemplating eventual sunsetting of Link 16 as enthusiasm grows for optical communications

Optical comms networks offer some advantages over RF networks, experts say.

Discussions about the eventual phaseout of Link 16 tactical data links are ongoing as the Pentagon’s Space Development Agency works to build out a network for optical communications, according to a senior official involved in the effort.

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US Nuclear-Powered Submarine Surfaces in South China Sea

Published: Sep 24, 2025 at 05:16 AM EDT

A United States nuclear-powered submarine capable of launching more than a hundred missiles was deployed in the South China Sea during a visit to an allied nation.

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Radio (Frequency) Ga Ga

There is something magical about radio waves.

A signal, transmitted in the air, from one antenna to the next, passing information.

All you need is a good receiver and an antenna.

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Adm. Farragut’s Sword

In the spirit of celebrating the Navy250, Rear Adm. Mike Brookes, COMONI, joined Capt. Devron Eakins, commanding officer of ONI’s Farragut Technical Analysis Center, at the National Museum of the U.S. Navy for a tour of several Navy artifacts including Adm. David G. Farragut’s sword.

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