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09/21/2023
Information Forensics and Security: A quarter-century-long journey
Information Forensics and Security (IFS) is an active R D area whose g...
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08/16/2023
Fair GANs through model rebalancing with synthetic data
Deep generative models require large amounts of training data. This ofte...
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07/17/2023
Identity-Preserving Aging of Face Images via Latent Diffusion Models
The performance of automated face recognition systems is inevitably impa...
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05/12/2023
Zero-shot racially balanced dataset generation using an existing biased StyleGAN2
Facial recognition systems have made significant strides thanks to data-...
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12/05/2022
A Dataless FaceSwap Detection Approach Using Synthetic Images
Face swapping technology used to create "Deepfakes" has advanced signifi...
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10/12/2022
Gotcha: A Challenge-Response System for Real-Time Deepfake Detection
The integrity of online video interactions is threatened by the widespre...
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09/11/2022
Diversity and Novelty MasterPrints: Generating Multiple DeepMasterPrints for Increased User Coverage
This work expands on previous advancements in genetic fingerprint spoofi...
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04/24/2022
Dictionary Attacks on Speaker Verification
In this paper, we propose dictionary attacks against speaker verificatio...
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02/20/2021
Hard-Attention for Scalable Image Classification
Deep neural networks (DNNs) are typically optimized for a specific input...
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11/11/2020
The Role of the Crowd in Countering Misinformation: A Case Study of the COVID-19 Infodemic
Fact checking by professionals is viewed as a vital defense in the fight...
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04/04/2020
Empirical Evaluation of PRNU Fingerprint Variation for Mismatched Imaging Pipelines
We assess the variability of PRNU-based camera fingerprints with mismatc...
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02/24/2020
Fusion of Camera Model and Source Device Specific Forensic Methods for Improved Tamper Detection
PRNU based camera recognition method is widely studied in the image fore...
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09/10/2019
Camera Fingerprint Extraction via Spatial Domain Averaged Frames
Photo Response Non-Uniformity (PRNU) based camera attribution is an effe...
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08/16/2019
FiFTy: Large-scale File Fragment Type Identification using Neural Networks
We present FiFTy, a modern file type identification tool for memory fore...
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04/02/2019
Source Camera Attribution of Multi-Format Devices
Photo Response Non-Uniformity (PRNU) based source camera attribution is ...
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03/23/2019
Analysis of Rolling Shutter Effect on ENF based Video Forensics
ENF is a time-varying signal of the frequency of mains electricity in a ...
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03/23/2019
Detecting the Presence of ENF Signal in Digital Videos: a Superpixel based Approach
ENF (Electrical Network Frequency) instantaneously fluctuates around its...
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02/27/2019
Neural Imaging Pipelines - the Scourge or Hope of Forensics?
Forensic analysis of digital photographs relies on intrinsic statistical...
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12/04/2018
Content Authentication for Neural Imaging Pipelines: End-to-end Optimization of Photo Provenance in Complex Distribution Channels
Forensic analysis of digital photo provenance relies on intrinsic traces...
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08/05/2018
Kid on The Phone! Toward Automatic Detection of Children on Mobile Devices
Studies have shown that children can be exposed to smart devices at a ve...
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07/02/2018
Tap-based User Authentication for Smartwatches
This paper presents TapMeIn, an eyes-free, two-factor authentication met...
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12/22/2017
An HMM-based behavior modeling approach for continuous mobile authentication
This paper studies continuous authentication for touch interface based m...
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12/22/2017
An HMM-based Multi-sensor Approach for Continuous Mobile Authentication
With the increased popularity of smart phones, there is a greater need t...
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05/21/2017
