The XL-Algorithm and a Conjecture from Commutative Algebra. - Claus Diem (ASIACRYPT, 2004)

Index Calculus in Class Groups of Plane Curves of Small Degree. - Claus Diem (IACR Cryptol. ePrint Arch., 2005)

An Index Calculus Algorithm for Plane Curves of Small Degree. - Claus Diem (ANTS, 2006)

A double large prime variation for small genus hyperelliptic index calculus. - Pierrick Gaudry; Emmanuel Thomé; Nicolas Thériault; Claus Diem (Math. Comput., 2007)

Index Calculus in Class Groups of Non-hyperelliptic Curves of Genus Three. - Claus Diem; Emmanuel Thomé (J. Cryptol., 2008)

On the Notion of Bit Complexity. - Claus Diem (Bull. EATCS, 2011)

On the discrete logarithm problem in class groups of curves. - Claus Diem (Math. Comput., 2011)

On the use of expansion series for stream ciphers. - Claus Diem (LMS J. Comput. Math., 2012)

Computation of a 768-bit prime field discrete logarithm. - Thorsten Kleinjung; Claus Diem; Arjen K. Lenstra; Christine Priplata; Colin Stahlke (IACR Cryptol. ePrint Arch., 2017)