Christian Krätzer

发表

Digital Watermarking and Perceptual Hashing of Audio Signals with Focus on their Evaluation

J. Dittmann, A. Lang, Christian Krätzer, 2007 .

Digital Watermarking and Perceptual Hashing of Audio Signals with Focus on their Evaluation

J. Dittmann, A. Lang, Christian Krätzer, 2007 .

A Revised Taxonomy of Steganography Embedding Patterns

L. Caviglione, W. Mazurczyk, J. Keller, 2021, ARES.

Impacts on Database Performance in a Privacy-Preserving Biometric Authentication Scenario

J. Dittmann, Christian Krätzer, Gunter Saake, 2015 .

Using different encryption schemes for secure deletion while supporting queries

Claus Vielhauer, Christian Krätzer, Maik Schott, 2015, BTW Workshops.

Information Hiding in Cyber Physical Systems: Challenges for Embedding, Retrieval and Detection using Sensor Data of the SWAT Dataset

Jana Dittmann, Claus Vielhauer, Christian Krätzer, 2021, IH&MMSec.

Modeling Attacks on Photo-ID Documents and Applying Media Forensics for the Detection of Facial Morphing

Jana Dittmann, Tom Neubert, Andrey Makrushin, 2017, IH&MMSec.

Extended StirTrace benchmarking of biometric and forensic qualities of morphed face images

Jana Dittmann, Tom Neubert, Andrey Makrushin, 2018, IET Biom..

A Face Morphing Detection Concept with a Frequency and a Spatial Domain Feature Space for Images on eMRTD

Jana Dittmann, Tom Neubert, Christian Krätzer, 2019, IH&MMSec.

Statistical Pattern Recognition Based Content Analysis on Encrypted Network: Traffic for the TeamViewer Application

Jana Dittmann, Tobias Hoppe, Robert Altschaffel, 2013, 2013 Seventh International Conference on IT Security Incident Management and IT Forensics.

Generalized Benford's Law for Blind Detection of Morphed Face Images

Jana Dittmann, Tom Neubert, Andrey Makrushin, 2018, IH&MMSec.

FirstAidAssistanceSystem (FAAS): improvement of first aid measures using Car2Car-communication technology

Jana Dittmann, Tobias Hoppe, Christian Krätzer, 2011, Electronic Imaging.

Digital audio forensics: a first practical evaluation on microphone and environment classification

Jana Dittmann, Andreas Lang, Christian Krätzer, 2007, MM&Sec.

Unweighted fusion in microphone forensics using a decision tree and linear logistic regression models

Jana Dittmann, Christian Krätzer, Maik Schott, 2009, MM&Sec '09.

Microphone Classification Using Fourier Coefficients

Jana Dittmann, Christian Krätzer, Robert Buchholz, 2009, Information Hiding.

Transparency benchmarking on audio watermarks and steganography

Jana Dittmann, Andreas Lang, Christian Krätzer, 2006, Electronic Imaging.

Generation of Privacy-friendly Datasets of Latent Fingerprint Images using Generative Adversarial Networks

Jana Dittmann, Andrey Makrushin, Christian Krätzer, 2021, VISIGRAPP.

Performance Impacts in Database Privacy-Preserving Biometric Authentication

Gunter Saake, Jana Dittmann, Claus Vielhauer, 2014, SECURWARE 2014.

Pros and cons of comparing and combining hand-crafted and neural network based DeepFake detection based on eye blinking behavior

J. Dittmann, Christian Krätzer, Dennis Siegel, 2023, Media Watermarking, Security, and Forensics.

A Systematic Analysis of Covert Channels in the Network Time Protocol

Jana Dittmann, Christian Krätzer, Kevin Lamshöft, 2021, ARES.

Forensic Behavior Analysis in Video Conferencing Based on the Metadata of Encrypted Audio and Video Streams - Considerations and Possibilities

Jana Dittmann, Robert Altschaffel, Christian Krätzer, 2020 .

Plausibility Considerations on Steganalysis as a Security Mechanism - Discussions on the Example of Audio Steganalysis

Jana Dittmann, Christian Krätzer, J. Dittmann, 2012, Trans. Data Hiding Multim. Secur..

Modelling watermark communication protocols using the CASPER modelling language

Ronny Merkel, Jana Dittmann, Eric Clausing, 2010, MM&Sec '10.

Considerations on the benchmarking of media forensics

Jana Dittmann, Christian Krätzer, J. Dittmann, 2015, 2015 23rd European Signal Processing Conference (EUSIPCO).