Cryptologic Bytes

"On This Date in History" Calendar

1977: 56-bit Data Encryption Standard published.

Wednesday, January 15, 2020

15 January 1977: The 56-bit Data Encryption Standard (DES) was published. It officially became the federal government's encryption standard for unclassified data and would subsequently be adopted by industry as well.

Join or Renew a Membership

Anyone, anywhere can be a member of the NCMF.

Become A Founder

The Founders' Group spearheads the capital campaign to build the new Cyber Center for Education and Innovation - Home of the National Cryptologic Museum.
 

Donate to the CCEI-NCM

Be a part of the future - help us build the Cyber Center for Education and Innovation - Home of the National Cryptologic Museum.

VISIT THE ARCHIVES

Check out the Cryptologic Bytes Archives for a wide variety of articles on all topics related to cryptology, codes and ciphers, related publications, Museums, and more.