The Key Authority - Secure Key Management in Hierarchical Public Key Infrastructures. - Alexander Wiesmaier; Marcus Lippert; Vangelis Karatsiolis (Security and Management, 2004)

Using LDAP Directories for Management of PKI Processes. - Vangelis Karatsiolis; Marcus Lippert; Alexander Wiesmaier (EuroPKI, 2004)

Outflanking and securely using the PIN/TAN-System - Alexander Wiesmaier; Marcus Fischer; Evangelos G. Karatsiolis; Marcus Lippert (CoRR, 2004)

An Evaluated Certification Services System for the German National Root CA - Evangelos G. Karatsiolis; Marcus Lippert; Alexander Wiesmaier (CoRR, 2004)

Towards a Flexible Intra-Trustcenter Management Protocol - Vangelis Karatsiolis; Marcus Lippert; Alexander Wiesmaier; A. Pitaev; Markus Ruppert; Johannes Buchmann 001 (CoRR, 2004)

An Evaluated Certification Services System for the German National Root CA - Legally binding and trustworthy Transactions in E-Business and E-Government. - Alexander Wiesmaier; Marcus Lippert; Vangelis Karatsiolis; Georgios Raptis; Johannes Buchmann 001 (CSREA EEE, 2005)

Directory Based Registration in Public Key Infrastructures. - Marcus Lippert; Evangelos G. Karatsiolis; Alexander Wiesmaier; Johannes Buchmann 001 (IWAP, 2005)

The Workshop - Implementing Well Structured Enterprise Applications. - Alexander Wiesmaier; Vangelis Karatsiolis; Marcus Lippert; Johannes Buchmann 001 (Software Engineering Research and Practice, 2005)

Planning for Directory Services in Public Key Infrastructures. - Evangelos G. Karatsiolis; Marcus Lippert; Alexander Wiesmaier (Sicherheit, 2005)

Towards Secure Electronic Workflows. - Sebastian Fritsch; Vangelis Karatsiolis; Marcus Lippert; Alexander Wiesmaier; Johannes Buchmann 001 (EuroPKI, 2006)

Life-cycle management of X.509 certificates based on LDAP directories. - Marcus Lippert; Vangelis Karatsiolis; Alexander Wiesmaier; Johannes Buchmann 001 (J. Comput. Secur., 2006)

Flexible certificate management in public key infrastructures. - Evangelos G. Karatsiolis (2007)

Validity Models of Electronic Signatures and Their Enforcement in Practice. - Harald Baier; Vangelis Karatsiolis (EuroPKI, 2009)

Notification Services for the Server-Based Certificate Validation Protocol. - Johannes Buchmann 001; Vangelis Karatsiolis (Int. J. Commun. Netw. Syst. Sci., 2009)

Introduction to Public Key Infrastructures. - Johannes Buchmann 001; Evangelos G. Karatsiolis; Alexander Wiesmaier (Springer, 2013)

Classic McEliece Implementation with Low Memory Footprint. - Johannes Roth; Evangelos G. Karatsiolis; Juliane Krämer (IACR Cryptol. ePrint Arch., 2021)