Kristian Gjøsteen
Post.doc at
The Norwegian
University of Science and Technology,
Department of Mathematical Sciences with the
IKT og matematikk program.
My interests include provable security, subgroup membership
problems, and elliptic curves.
Contact information
- E-mail address:
-
kristian.gjosteen@math.ntnu.no.
- Phone:
- +47-7355-0242 (office)
- +47-7396-7067 (private)
- Fax:
- +47-7359-3524
- Office:
- 834, Sentralbygg II.
- Mail address:
- Department of Mathematical Sciences
- Norwegian University of Science and Technology
- N-7491 Trondheim
- NORWAY
CV
- 1999: Sivilingeniør, Department of mathematical sciences,
The Norwegian University of Science and Technology (NTNU),
Trondheim
- 1999: Mathematical studies/national service.
- 2000-2004: Ph.D. student (NTNU).
- 2004: Lecturer (NTNU).
- 2005: Post.doc./lecturer (NTNU).
- 2006-: Post.doc. (NTNU).
Publications
- My dr.ing. thesis Subgroup
membership problems and public key cryptography.
- Symmetric Subgroup Membership Problems. In Serge Vaudenay,
editor, Proceedings of Public Key Cryptography 2005,
volume 3386 of LNCS, pages 104--119. Springer-Verlag,
2005. (link)
- Security Notions for Disk Encryption. In Sabrina de Capitani di
Vimercati et al, editors, Proceedings of ESORICS'05, volume
3679 of LNCS, pages 455-474. Springer-Verlag, 2005.
(link)
- Homomorphic cryptosystems based on subgroup membership problems. In
Ed Dawson and Serge Vaudenay, editors, Proceedings of MyCrypt'05, volume 3715 of LNCS, pages 314-327. Springer-Verlag, 2005.
(link)
- with James Aspnes, Zoë Diamadi, René Peralta and Aleksandr Yampolskiy.
Spreading Alerts Quietly and the Subgroup Escape Problem.
In Bimal Roy, editors, Proceedings of AsiaCrypt'05, volume 3788 of LNCS, pages 253 - 272. Springer-Verlag, 2005.
(link)
- A new security proof for Damgård's ElGamal. In David
Pointcheval, editor, Proceedings of CT-RSA 2006, volume
3860 of LNCS, pages 150-158. Springer-Verlag, 2006. (link)
- with Lillian Kråkmo, Universally Composable
Signcryption, Proceedings of EuroPKI 2007,
volume 4582 of LNCS, pages 346-353. (link)
- with Daniel R. L. Brown, A Security Analysis of the NIST SP
800-90 Elliptic Curve Random Number Generator. Proceedings of
CRYPTO 2007, volume 4622 of LNCS, pages 466-481. (link, preprint)
- with Suzana Andova, Cas Cremers, Sjouke Mauw, Stig F. Mjolsnes, Sasa Radomirovic, A framework for compositional verification of security protocols. To appear in Information and Computation (preprint)
Preprints
- A Latency-Free Election Scheme. (link)
- with Aslak Bakke Buan and Lillian Kråkmo, Universally Composable Blind Signatures in the Plain Model. (link)
Drafts
- Comments on Dual-EC-DRBG/NIST SP 800-90, Draft March 2006. (link)