Carlisle M. Adams is a

Canadian Canadians (french: Canadiens) are people identified with the country of Canada. This connection may be residential, legal, historical or cultural. For most Canadians, many (or all) of these connections exist and are collectively the source of ...

cryptographer and

computer security Computer security, cybersecurity (cyber security), or information technology security (IT security) is the protection of computer systems and networks from attack by malicious actors that may result in unauthorized information disclosure, the ...

researcher. Formerly senior cryptographer at

Entrust Entrust Corp., formerly Entrust Datacard, provides software and hardware used to issue financial cards, e-passport production, user authentication for those looking to access secure networks or conduct financial transactions, trust certificat ...

, he is currently a professor at the

University of Ottawa The University of Ottawa (french: Université d'Ottawa), often referred to as uOttawa or U of O, is a bilingual public research university in Ottawa, Ontario, Canada. The main campus is located on directly to the northeast of Downtown Ottawa ...

. His notable work includes the design (with

Stafford Tavares Stafford Emanuel Tavares is a Canadian cryptographer, professor emeritus at Queen's University. His notable work includes the design (with Carlisle Adams) of the block ciphers CAST-128 and CAST-256. He also helped organize the first Selected Are ...

) of the

block cipher In cryptography, a block cipher is a deterministic algorithm operating on fixed-length groups of bits, called ''blocks''. Block ciphers are specified cryptographic primitive, elementary components in the design of many cryptographic protocols and ...

CAST-128 In cryptography, CAST-128 (alternatively CAST5) is a symmetric-key block cipher used in a number of products, notably as the default cipher in some versions of GPG and PGP. It has also been approved for Government of Canada use by the Communic ...

and CAST-256, whose

S-box In cryptography, an S-box (substitution-box) is a basic component of symmetric key algorithms which performs substitution. In block ciphers, they are typically used to obscure the relationship between the key and the ciphertext, thus ensuring Sha ...

es are based on the non-linear properties of

bent function In the mathematics, mathematical field of combinatorics, a bent function is a special type of Boolean function which is maximally non-linear; it is as different as possible from the set of all linear map, linear and affine functions when measure ...

s. He also helped organize the first

Selected Areas in Cryptography Selected Areas in Cryptography (SAC) is an international cryptography conference (originally a workshop) held every August in Canada since 1994. The first workshop was organized by Carlisle Adams, Henk Meijer, Stafford Tavares and Paul van Oorscho ...

(SAC) workshop in 1994. He is also the security advisor of the

Ottawa Ottawa (, ; Canadian French: ) is the capital city of Canada. It is located at the confluence of the Ottawa River and the Rideau River in the southern portion of the province of Ontario. Ottawa borders Gatineau, Quebec, and forms the core ...

-based

electronic signature An electronic signature, or e-signature, is data that is logically associated with other data and which is used by the signatory to sign the associated data. This type of signature has the same legal standing as a handwritten signature as long as i ...

company Signority.

References

External links

Carlisle Adams's page at uOttawa
Living people Modern cryptographers Public-key cryptographers Canadian computer scientists Computer security academics University of Ottawa faculty Queen's University at Kingston alumni Year of birth missing (living people) {{Canada-compu-bio-stub