Efficient Hardware and Software Implementations for the DES. - Marc Davio; Yvo Desmedt; Jo Goubert; Frank Hoornaert; Jean-Jacques Quisquater (CRYPTO, 1984)

Efficient Hardware Implementation of the DES. - Frank Hoornaert; Jo Goubert; Yvo Desmedt (CRYPTO, 1984)

Several Exhaustive Key Search Machines and DES. - Yvo Desmedt; Frank Hoornaert; Jean-Jacques Quisquater (EUROCRYPT, 1986)

Security Considerations in the Design and Implementation of a new DES chip. - Ingrid Verbauwhede; Frank Hoornaert; Joos Vandewalle; Hugo De Man (EUROCRYPT, 1987)

Fast RSA-Hardware: Dream or Reality? - Frank Hoornaert; Marc Decroos; Joos Vandewalle; René Govaerts (EUROCRYPT, 1988)

Security and performance optimization of a new DES data encryption chip. - Ingrid Verbauwhede; Frank Hoornaert; Joos Vandewalle; Hugo J. De Man (IEEE J. Solid State Circuits, 1988)

HOTP: An HMAC-Based One-Time Password Algorithm. - David M'Raïhi; Mihir Bellare; Frank Hoornaert; David Naccache; Ohad Ranen (RFC, 2005)