Qualified Mobile Server Signature. - Clemens Orthacker; Martin Centner; Christian Kittl (SEC, 2010)

Minimal-footprint Middleware for the Creation of Qualified Signatures. - Martin Centner; Clemens Orthacker; Wolfgang Bauer (WEBIST (1), 2010)

Minimal-Footprint Middleware to Leverage Qualified Electronic Signatures. - Clemens Orthacker; Martin Centner (WEBIST (Selected Papers), 2010)

Android Security Permissions - Can We Trust Them? - Clemens Orthacker; Peter Teufl; Stefan Kraxberger; Günther Lackner; Michael Gissing; Alexander Marsalek; Johannes Leibetseder; Oliver Prevenhueber (MobiSec, 2011)

Android Market Analysis with Activation Patterns. - Peter Teufl; Stefan Kraxberger; Clemens Orthacker; Günther Lackner; Michael Gissing; Alexander Marsalek; Johannes Leibetseder; Oliver Prevenhueber (MobiSec, 2011)

Software Configuration Based on Order Processes. - Andreas Daniel Sinnhofer; Peter Pühringer; Klaus Potzmader; Clemens Orthacker; Christian Steger; Christian Kreiner (BMSD, 2016)

Patterns to establish a secure communication channel. - Andreas Daniel Sinnhofer; Felix Jonathan Oppermann; Klaus Potzmader; Clemens Orthacker; Christian Steger; Christian Kreiner (EuroPLoP, 2016)

Malware detection by applying knowledge discovery processes to application metadata on the Android Market (Google Play). - Peter Teufl; Michaela Ferk; Andreas Fitzek; Daniel M. Hein; Stefan Kraxberger; Clemens Orthacker (Secur. Commun. Networks, 2016)

Combining Business Process Variability and Software Variability Using Traceable Links. - Andreas Daniel Sinnhofer; Peter Pühringer; Felix Jonathan Oppermann; Klaus Potzmader; Clemens Orthacker; Christian Steger; Christian Kreiner (BMSD, 2017)

Increasing the Visibility of Requirements Based on Combined Variability Management. - Andreas Daniel Sinnhofer; Felix Jonathan Oppermann; Klaus Potzmader; Clemens Orthacker; Christian Steger; Christian Kreiner (BMSD, 2018)