Ralph C. Merkle (born February 2, 1952) is a computer scientist. He is one of the inventors of public-key cryptography, the inventor of cryptographic hashing, and more recently a researcher and speaker on cryonics.

Quick facts: Ralph Merkle, Born, Education, Known for...
Ralph Merkle
Merkle at the Singularity Summit 2007
Born (1952-02-02) February 2, 1952 (age 70)
Berkeley, California, US
Education
Known for
SpouseCarol Shaw
AwardsIEEE Richard W. Hamming Medal (2010)
Computer History Museum Fellow (2011)[2]
Scientific career
FieldsPublic key cryptography, cryonics
Institutions
ThesisSecrecy, authentication and public key systems
Doctoral advisorMartin Hellman
Websitewww.ralphmerkle.com
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