GOST standards

GOST () refers to a set of international technical standards maintained by the Euro-Asian Council for Standardization, Metrology and Certification (EASC), a regional standards organization operating under the auspices of the Commonwealth of Independent States (CIS).

Soviet/Russian national standard block cipher

Kuznyechik (, literally "grasshopper") is a symmetric block cipher. It has a block size of 128 bits and key length of 256 bits. It is defined in the National Standard of the Russian Federation GOST R 34.12-2015 and also in RFC 7801. It has received scrutiny for the structure of its S-boxes, which the authors claim were randomly generated.

Latin 3-letter code

subset of GOSTs for regulation in the field of enginerring designs and technical drawings