Fakultät für Informatik | KIT | Deutsch |  English

Kontakt zum IKS

Am Fasanengarten 5
Geb. 50.34

D-76131 Karlsruhe

Tel.: + 49 721 608-44205
Fax: + 49 721 608-55022

E-Mail: info(at)iks.kit.edu

Contact to IKS

Am Fasanengarten 5
Building 50.34

76131 Karlsruhe

Germany

Phone: + 49 721 608-44205
Fax: + 49 721 608-55022

Email: info(at)iks.kit.edu

News

40 year anniversary of the Department of Informatics at KIT

From 12th to 13th of October 2012 the KIT Department of Informatics held its 40th anniversary. More information can be found on the corresponding website.

PeerEnergyCloud

The project PeerEnergyCloud was awarded with a price in the "Trusted Cloud" competition.

Matthias Huber at PITS 2012

Matthias Huber gave a talk at this year's "Public IT-Security" in Berlin about secure collaboration in the cloud. The congress was held from 9-25-12 to 9-26-12.

KASTEL at it-sa 2012

Our competence center KASTEL will be represented at the IT security expo it-sa 2012 in Nuremberg from 16th to 18th of October this year.

Science Exchange Program 2012 Shanghai-Karlsruhe

Within the Science Exchange Program 2012 Chinese and German students visit us to work on a cryptographic task for one week. More information can be found on the Department of Informatics website.

PHOENIX TV show on Cyberwar

Jörn Müller-Quade debates in a PHOENIX TV show on Friday, July 27th, at 1.45 pm about the topic Cyberwar.

KIT-Kinder-Uni 2012

On Tuesday, August 7th, our colleagues Christian Henrich and Daniel Kraschewski lecture about "Geheimschriften und wie man sie knackt" within KIT-Kinder-Uni 2012.

Day of IT Security

Within the Day of IT Security at IHK (Haus der Wirtschaft) in Karlsruhe on July 7th 2012 Jörn Müller-Quade talks about "Miracles through Cryptography."

CeBIT interview

Within the CeBIT 2012 the video channel of the KIT did an interview with Tobias Nilges about security in the cloud.

KA-IT-SI talk

On May 10th 2012 Dirk Achenbach gives a talk about secure cloud computing at a KA-IT-SI event at Messe Karlsruhe.

CLOUDZONE 2012

From May 10th to May 11th CLOUDZONE 2012 takes place at Messe Karlsruhe with interesting exhibitions (including our project MimoSecco). Further Jörn Müller-Quade and Christian Henrich moderates the Trendsession 2 at Trendkongress.

talKIT 2012

The event talKIT 2012 - das Technologieforum is taking place from May 9th to May 10th at KIT. Within talKIT 2012 Jörn Müller-Quade participates in a panel discussion.

Hannover Messe 2012

Within the Hannover Messe 2012 Jörn Müller-Quade took part in a panel discussion about security of urban infrastructures.

Girls'Day 2012

Our institute participates in the Girls'Day event, which is taking place on Thursday, 04-26-12.

KIT-Jahresempfang 2012

On 3-22-12 the Karlsruhe Institute of Technology (KIT) hosted this year's Jahresempfang. KASTEL and the IKS presented an IT security lounge with an Enigma.

CeBIT: Cumulus4j on ZDNet.de

ZDNet.de posts a short CeBIT review of the Cumulus4j project.

CeBIT: Handelsblatt interview

In Handelsblatt (No. 046 from 3-5-12) Jörn Müller-Quade talks about IT security in corporate networks.

Television report in ARD Mittagsmagazin

Jörn Müller-Quade talks about the security of critical infrastructures in the television show ARD Mittagsmagazin.

Lecture prizes

Within the Semesterkolloquium at the faculty for computer science at the KIT Jörn Müller-Quade und Dennis Hofheinz received prizes for the lectures Sicherheit and Komplexitätstheorie, respectively.

"Cryptography at your fingertips"

From 2012 on, KASTEL will cooperate with the Karlsruher IT-Sicherheitsinitiative KA-IT-Si in order to improve knowledge transfer between research and industry. The cooperation will get under way on the 26th of January 2012 with lectures and demonstrations under the title "Cryptography at your fingertips". We refer to the press release for more information.

New project: CLOUDwerker

The project CLOUDwerker starts on 01-24-2012. Further information can be found on the project page.

"Cryptography at your fingertips"

From 2012 on, KASTEL will cooperate with the Karlsruher IT-Sicherheitsinitiative KA-IT-Si in order to improve knowledge transfer between research and industry. The cooperation will get under way on the 26th of January 2012 with lectures and demonstrations under the title "Cryptography at your fingertips".

 

All news

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News

40 year anniversary of the Department of Informatics at KIT

From 12th to 13th of October 2012 the KIT Department of Informatics held its 40th anniversary. More information can be found on the corresponding website.

PeerEnergyCloud

The project PeerEnergyCloud was awarded with a price in the "Trusted Cloud" competition.

Matthias Huber at PITS 2012

Matthias Huber gave a talk at this year's "Public IT-Security" in Berlin about secure collaboration in the cloud. The congress was held from 9-25-12 to 9-26-12.

KASTEL at it-sa 2012

Our competence center KASTEL will be represented at the IT security expo it-sa 2012 in Nuremberg from 16th to 18th of October this year.

Science Exchange Program 2012 Shanghai-Karlsruhe

Within the Science Exchange Program 2012 Chinese and German students visit us to work on a cryptographic task for one week. More information can be found on the Department of Informatics website.

PHOENIX TV show on Cyberwar

Jörn Müller-Quade debates in a PHOENIX TV show on Friday, July 27th, at 1.45 pm about the topic Cyberwar.

KIT-Kinder-Uni 2012

On Tuesday, August 7th, our colleagues Christian Henrich and Daniel Kraschewski lecture about "Geheimschriften und wie man sie knackt" within KIT-Kinder-Uni 2012.

Day of IT Security

Within the Day of IT Security at IHK (Haus der Wirtschaft) in Karlsruhe on July 7th 2012 Jörn Müller-Quade talks about "Miracles through Cryptography."

CeBIT interview

Within the CeBIT 2012 the video channel of the KIT did an interview with Tobias Nilges about security in the cloud.

KA-IT-SI talk

On May 10th 2012 Dirk Achenbach gives a talk about secure cloud computing at a KA-IT-SI event at Messe Karlsruhe.

CLOUDZONE 2012

From May 10th to May 11th CLOUDZONE 2012 takes place at Messe Karlsruhe with interesting exhibitions (including our project MimoSecco). Further Jörn Müller-Quade and Christian Henrich moderates the Trendsession 2 at Trendkongress.

talKIT 2012

The event talKIT 2012 - das Technologieforum is taking place from May 9th to May 10th at KIT. Within talKIT 2012 Jörn Müller-Quade participates in a panel discussion.

Hannover Messe 2012

Within the Hannover Messe 2012 Jörn Müller-Quade took part in a panel discussion about security of urban infrastructures.

Girls'Day 2012

Our institute participates in the Girls'Day event, which is taking place on Thursday, 04-26-12.

KIT-Jahresempfang 2012

On 3-22-12 the Karlsruhe Institute of Technology (KIT) hosted this year's Jahresempfang. KASTEL and the IKS presented an IT security lounge with an Enigma.

CeBIT: Cumulus4j on ZDNet.de

ZDNet.de posts a short CeBIT review of the Cumulus4j project.

CeBIT: Handelsblatt interview

In Handelsblatt (No. 046 from 3-5-12) Jörn Müller-Quade talks about IT security in corporate networks.

Television report in ARD Mittagsmagazin

Jörn Müller-Quade talks about the security of critical infrastructures in the television show ARD Mittagsmagazin.

Lecture prizes

Within the Semesterkolloquium at the faculty for computer science at the KIT Jörn Müller-Quade und Dennis Hofheinz received prizes for the lectures Sicherheit and Komplexitätstheorie, respectively.

"Cryptography at your fingertips"

From 2012 on, KASTEL will cooperate with the Karlsruher IT-Sicherheitsinitiative KA-IT-Si in order to improve knowledge transfer between research and industry. The cooperation will get under way on the 26th of January 2012 with lectures and demonstrations under the title "Cryptography at your fingertips". We refer to the press release for more information.

New project: CLOUDwerker

The project CLOUDwerker starts on 01-24-2012. Further information can be found on the project page.

"Cryptography at your fingertips"

From 2012 on, KASTEL will cooperate with the Karlsruher IT-Sicherheitsinitiative KA-IT-Si in order to improve knowledge transfer between research and industry. The cooperation will get under way on the 26th of January 2012 with lectures and demonstrations under the title "Cryptography at your fingertips".

 

All news

Tibor Jager

Postdoc

Karlsruher Institut für Technologie (KIT)
Institut für Kryptographie und Sicherheit (IKS)
Building 50.34, room 280
Am Fasanengarten 5
76131 Karlsruhe
Germany

Phone: +49 721 608 41862
Fax: +49 721 608 55022
Email: tibor.jager(at)kit.edu

Research

  • Public-key cryptography
  • Applied cryptography
  • Black-box models for the analysis of cryptographic assumptions

Publications

Journals

Tibor Jager and Jörg Schwenk.
On the analysis of cryptographic assumptions in the generic ring model. [link]
Journal of Cryptology, 2012.

Conferences

Tibor Jager, Sebastian Schinzel, and Juraj Somorovsky.
Bleichenbacher’s attack strikes again: breaking PKCS#1 v1.5 in XML Encryption.
ESORICS 2012.

Dennis Hofheinz and Tibor Jager.
Tightly secure signatures and public-key encryption. [link]
CRYPTO 2012.

Tibor Jager, Florian Kohlar, Sven Schäge, and Jörg Schwenk.
On the security of TLS-DHE in the standard model. [link]
CRYPTO 2012.

Dennis Hofheinz, Tibor Jager, and Edward Knapp.
Waters signatures with optimal security reduction. [link]
PKC 2012.

Dennis Hofheinz, Tibor Jager, and Eike Kiltz.
Short signatures from weaker assumptions. [link]
ASIACRYPT 2011.

Tibor Jager and Juraj Somorovsky.
How to break XML Encryption. [link]
ACM CCS 2011.

Tibor Jager, Florian Kohlar, Sven Schäge, and Jörg Schwenk.
Generic compilers for authenticated key exchange. [pdf]
ASIACRYPT 2010.

Tibor Jager and Andy Rupp.
The semi-generic group model and applications to pairing-based cryptography. [pdf]
ASIACRYPT 2010.

Kristiyan Haralambiev, Tibor Jager, Eike Kiltz, and Victor Shoup.
Simple and efficient public-key encryption from Computational Diffie-Hellman in the standard model. [link]
PKC 2010.

Tibor Jager and Jörg Schwenk.
On the analysis of cryptographic assumptions in the generic ring model. [link]
ASIACRYPT 2009.

Tibor Jager and Jörg Schwenk.
On the equivalence of generic group models. [pdf]
ProvSec 2008.

Sebastian Gajek, Tibor Jager, Mark Manulis, and Jörg Schwenk.
A browser-based Kerberos authentication scheme. [pdf]
ESORICS 2008.

Kristina Altmann, Tibor Jager, and Andy Rupp.
On black-box ring extraction and integer factorization. [pdf]
ICALP 2008.