Gaddy David W. (ed.) A History of the Cryptographic Branch of the People’s Army of Viet Nam, 1945-1975

Reprinted. — Center for Cryptologic History National Security Agency, 2017. — 165 p.With a Supplement on Cryptography in the Border Guard (formerly Armed Public Security Forces), 1959-1989.Introduction to 2017 Edition.
Foreword.
Notes on the Translation.
Facsimile of Original Title Page, Epigraph, and Photos.
The Genesis of the Cryptographic Branch of the People’s Army of Viet Nam
Consolidating and Building Organization and Professional Technique, Meeting Command Leadership Requirements in the First Five Months of the Protracted Resistance (1947-1950).
The Army Cryptographic Branch Continues to Build and Develop in Every Aspect, Serving Command Leadership, Developing Guerrilla Warfare, and Stepping Up Mobilization for Progress into War of Movement (1951-1953).
The Army Cryptographic Branch in the Winter-Spring Strategic Offensive of 1953-1954 and the Dien Bien Phu Campaign (1953-1954).
The Army Cryptographic Branch Expands in Every Aspect; Widespread Use of the KTB Technique; Participating in the Discharge of Duties in the New Stage of the Revolution (1955-1965).
Ensuring Leadership and Command Service in Beating the Escalating War of Destruction of the American Aggressors in the North and the Violent Local War in the South (1965-1968).