Vincent Rijmen

Belgian cryptographer

The Advanced Encryption Standard originated from a project involving the Rijndael algorithm, a cryptographic design developed by Vincent Rijmen and Joan Daemen. This selection by the National Institute for Standards and Technology in October 2000 solidified the algorithm as the primary global standard for electronic data security, marking a shift in how information is protected internationally.

Academic Foundation

Born in 1970 in Leuven, Belgium, Vincent Rijmen pursued his early education at Sint-Pieterscollege before enrolling at the Katholieke Universiteit Leuven. In 1993, he completed a degree in electronics engineering. He continued at the university's ESAT/COSIC laboratory, focusing his research on cryptanalysis and the design of iterated block ciphers. He successfully defended his doctoral dissertation in 1997.

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Development of Cryptographic Primitives

Following his doctoral studies, Rijmen engaged in postdoctoral research at the COSIC lab. During this period, he collaborated with Joan Daemen on multiple projects. Beyond the Rijndael algorithm, his work includes the creation of the WHIRLPOOL hash function. He is also credited as a co-designer for several block ciphers, specifically Anubis, KHAZAD, Square, NOEKEON, and SHARK.

Professional Appointments and Recognition

Rijmen has held various academic and industrial positions throughout his career. He served as the chief cryptographer at Cryptomathic starting in August 2001, working alongside Peter Landrock. His academic tenure includes a visiting professorship and later a full professorship at Graz University of Technology between 2001 and 2007. In October 2007, he returned to the Katholieke Universiteit Leuven, where he currently serves as a professor. Additionally, he has been an adjunct professor at the Selmer Center at the University of Bergen since January 2019.

Honors and Awards

The cryptographic community has acknowledged Rijmen’s contributions through multiple awards. In 2002, the MIT Technology Review named him one of the top 100 innovators under 35. He became a Fellow of the International Association for Cryptologic Research in 2019. In 2020, he and Joan Daemen received the RSA Award for Excellence in Mathematics from Ron Rivest. He was later awarded the Levchin Prize in 2023 and the BBVA Foundation Frontiers of Knowledge Award in 2025. Furthermore, an IEEE Milestone recognizing the Advanced Encryption Standard was installed at Arenberg Castle in Leuven in November 2025.

Fast facts

Questions readers ask

What is the primary contribution of Vincent Rijmen to cryptography?

He co-designed the Rijndael algorithm, which was selected as the Advanced Encryption Standard (AES) by the National Institute for Standards and Technology in 2000.

Where does Vincent Rijmen currently work?

He holds a professor position at Katholieke Universiteit Leuven and serves as an adjunct professor at the Selmer Center at the University of Bergen.

Achievements

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