Biography.guide
Home β€Ί People β€Ί Cryptographer β€Ί John Kelsey
Portrait of John Kelsey

John Kelsey

b. 1950

Cryptographer

CryptographerEngineer
Don't just read it β€” keep itBiographies to ownE-book Β· Audio Β· Video From $7 β†’

About John Kelsey

Born 1950. John Kelsey is an American cryptographer and engineer.

John Kelsey is a cryptographer who works at NIST. His research interests include cryptanalysis and design of symmetric cryptography primitives (block ciphers, stream ciphers, cryptographic hash functions, MACs), analysis and design of cryptographic protocols, cryptographic random number generation, electronic voting, side-channel attacks on cryptography implementations, and anonymizing communications systems. He previously worked at Certicom and Counterpane Internet Security.

Biography shop

Don’t just read it β€”
keep it.

Full-length biographies made to live with: read them, listen on the way to work, watch them tonight.

  • E-book
  • Audio
  • Video
Browse the shop β€” from $7

Instant download Β· yours to keep Β· every purchase keeps this site free

Important facts

Born
1950, United States
Birth century
Occupation
Cryptographer, engineer
Nationality
Education
Katholieke Universiteit Leuven, University of Missouri
Employers
National Institute of Standards and Technology, Information Technology Laboratory

People in John Kelsey's life

Named in this biography and alive at the same time

Contemporaries

People whose lives overlapped John Kelsey's

Frequently asked questions

Who is John Kelsey?

cryptographer

When was John Kelsey born?

John Kelsey was born in 1950 in United States.

What is John Kelsey's occupation?

John Kelsey is a cryptographer and engineer.

What nationality is John Kelsey?

John Kelsey is American.

Sources & further reading

Β· Wikipedia: John Kelsey

Β· Wikidata: Q719930

Β· DBpedia: John Kelsey (cryptanalyst)

Cite this page

APA: Biography.guide. (2026). John Kelsey. https://biography.guide/john-kelsey-cryptographer/

MLA: "John Kelsey." Biography.guide, https://biography.guide/john-kelsey-cryptographer/.

Chicago: "John Kelsey." Biography.guide. https://biography.guide/john-kelsey-cryptographer/.

Data last updated: 2026-09-20 Β· Spot an error? Report a correction.

Page generated 2026-09-27 05:17 UTC