U.S. Naval Institute Archive Photo of the Week: The first graduating class of U.S. Navy Deep Sea Diving School, Newport, Rhode Island, fall of 1916. U.S. Naval Institute
By Charles B. Frank, Jr., CTRCS, USN Ret., N1IKO
My years of active duty included research, development, evaluation and computer education/projects (IT&T, Southwest Research Institute, NSA, NRL Washington, NRL San Diego, IBM, RCA and Burroughs Corp.). My career was varied and fun.
Continue reading “Multiprocessor Operating System AN/GYK-3(V), Years 1962-65 & 1965-67, Project BULLSEYE”
SSGT Hugh M. Lynch, USMC
October 9, 1942 – April 15, 1969
Most school children learn all about the treasonable conduct of Benedict Arnold when he was in command of the American forces at West Point, but they probably don’t learn that practically all of his communications exchanges with Sir Henry Clinton, commander of the British forces in America, were in cipher or invisible inks. In his cipher messages, Arnold usually left a few words “en clair,” the ones he considered unimportant; for the important ones he used a dictionary as a codebook, indicating the page number, column number, and line number corresponding to the position in the dictionary of the plaintext word the code group represented. Arnold added seven to these numbers, which accounts for the fact that the first number in a code group was never less than eight or more than thirty-six.
Continue reading “Ciphers and Silver Balls in the American Revolution”
Navy SEALs (Sea, Air, Land) operating in Afghanistan in support of Operation Enduring Freedom. From left to right: Sonar Technician (Surface) 2nd Class (SEAL) Matthew G. Axelson, 29, of Cupertino, Calif; Senior Chief Information Systems Technician (SEAL) Daniel R. Healy, 36, of Exeter, N.H.; Quartermaster 2nd Class (SEAL) James Suh, 28, of Deerfield Beach, Fla.; Hospital Corpsman 2nd Class (SEAL) Marcus Luttrell; Machinist’s Mate 2nd Class (SEAL) Eric S. Patton, 22, of Boulder City, Nev.; Lt. (SEAL) Michael P. Murphy, 29, of Patchogue, N.Y. With the exception of the lone survivor, Luttrell, all were killed 28 June 2005 by enemy forces while supporting Operation Redwing. (U.S. Navy Photo)
Continue reading “October 7, 2001, Operation Enduring Freedom kicked off in response to the 9/11 Attacks.”
Philippine fishermen have pulled up another unauthorized research or espionage drone within the country’s waters, the latest in a series of catches that have raised concerns about Chinese spying as tensions rise in the South China Sea.
Continue reading “Philippine Fishermen Catch Another Underwater Spy Drone”
Station HYPO 