advanced seminar in biometrics - h_da · 2017. 10. 11. · attack success evaluation reporting...

Advanced Seminar in Biometrics

Ulrich Scherhag, C. Rathgeb

da/sec - Biometrics and Internet Security Research Group, Hochschule Darmstadt

Darmstadt, 17.10.2017

Ulrich Scherhag WS 2017/2018 / Darmstadt, 17.10.2017 1/28

Personalia/Formalia

Morphing Attacks

Topics


Personalia/Formalia

Personalia/Formalia

Morphing Attacks

Topics


Personalia/Formalia

Contact and Website

◮ Supervisors: Christian Rathgeb and Ulrich Scherhag

◮ Rooms: D19 2.01/2.02

◮ Email addresses:[email protected]

[email protected]

◮ URL of seminar:https://dasec.h-da.de/teaching/

advanced-seminar-rathgeb-scherhag-ws17/


[email protected]

[email protected]

https://dasec.h-da.de/teaching/advanced-seminar-rathgeb-scherhag-ws17/

https://dasec.h-da.de/teaching/advanced-seminar-rathgeb-scherhag-ws17/

Personalia/Formalia

Procedure

◮ Each group (up to two students) selects one of the presented topics

◮ Required materials will be handed over by the supervisors (tutorial):database, software, evaluation scripts etc.

◮ Progress reports have to be sent to both supervisors before thefollowing dates:1) 15. November2) 13. December3) 31. January

◮ Additional appointments shall be arranged individually and ondemand.


Personalia/Formalia

Procedure (cont’d)

◮ Each group has to prepare a (6-8 page) term paper (see website fortemplate)

◮ The term paper must be submitted by 1st March

◮ The final presentation will be 45 minutes per group + 15 minutesdiscussion of the results

◮ Suggested dates for the final presentations:6th March or 14th March

◮ A grade will be given based on the term paper and final presentation


Morphing Attacks

Personalia/Formalia

Morphing Attacks

Topics


Morphing Attacks

Enrolment and Verification

Enrolment

SensorFeature

Extraction

Database

Verification

Classify DecisionYesNo


Morphing Attacks

Attackpoints

source: ISO/IEC 30107-1


Morphing Attacks

Normal ComparisonEnrolment Verification Score

→ 901

→ 1211

1calculated with Neurotec VeriFace (Spanish Border). Thresh. for FMR 0.1%: 37


Morphing Attacks

Morphing Attacks

Subject 1 Morph Subj. 1+21 Subject 2

1generated with FantaMorph (www.fantamorph.com)


www.fantamorph.com

Morphing Attacks

Morph ComparisonEnrolment Verification Score

→ 701

→ 591

1calculated with Neurotec Veriface. Threshold for FMR 0.1%: 37


Morphing Attacks

Real World Attack Scenario


Morphing Attacks

Real World Attack Scenario II


Topics

Personalia/Formalia

Morphing Attacks

Topics


Topics

Overview

◮ Gender-based Morphing Attacks

◮ Morphing Attacks with Printing and Scanning

◮ Open-Source Soft-Biometric Extractors

◮ Open-Source Morphing Software

◮ Quality Estimation Framework for Facial Images

◮ Print-Scan resistant Watermarking (Survey)

◮ Face-based Soft-Biometrics (Survey)

◮ No-Reference Image Image Quality Metrics (Survey)

◮ Morphing Attacks across Image Scales

◮ Interpolation Methods for Morphing Attacks

◮ Enhancement (Post-processing) for morphed Images


Topics

Gender-based Morphing Attacks

What is the influence of printing and scanning to Morphing Attacks?Expected outcome:

◮ a database of facial images and morphed face images of the sameand different gender

◮ attack success evaluation reporting MMPMR1 and RMMR1 formorphs of the same and different gender

◮ a detailed report

1U. Scherhag, A. Nautsch, C. Rathgeb et. al Biometric systems under morphing attacks: Assessment of morphing

techniques and vulnerability reporting. In Int. Conf. of the Biometrics Special Interest Group (BIOSIG), pages 112, 2017.


Topics

Morphing Attacks with Printing and Scanning

What is the influence of printing and scanning to Morphing Attacks?

Applicant

Photo Printerdigital

Public Authority Office

Scanneranalog

Issuing Processdigital

Expected outcome:

◮ a printed and scanned database of facial images and morphed faceimages (> 2 different Printers, > 2 different scanners)

◮ attack success evaluation reporting MMPMR1 and RMMR2

◮ a detailed report2U. Scherhag, A. Nautsch, C. Rathgeb et. al Biometric systems under morphing attacks: Assessment of morphing

techniques and vulnerability reporting. In Int. Conf. of the Biometrics Special Interest Group (BIOSIG), pages 1–12, 2017.


Topics

Open-Source Soft-Biometric Extractors

Expected outcome:

◮ a survey on soft-biometrics

◮ a list of available open-source soft-biometric extractors withadvantages and disadvantages

◮ 2 working soft-biometric extractors



Topics

Open-Source Morphing Software

Expected outcome:

◮ a survey on face image morphing

◮ a list of available open-source morphing software with advantagesand disadvantages

◮ 2 working examples for morphing software



Topics

Quality Estimation Framework for Facial Images

Expected outcome:

◮ a survey on image quality

◮ a clear definition of face image quality

◮ a quality estimation framework for facial images



Topics

Print-Scan resistant Watermarking (Survey)

Expected outcome:

◮ an extended survey on print-scan (print-cam) resistantWatermarking techniques

◮ a list of advantages and disadvantages of known methods



Topics

Face-based Soft-Biometrics (Survey)

Expected outcome:◮ an extended survey on Soft-Biometrics◮ a list of available soft-biometrics, their advantages and

disadvantages◮ a detailed report


Topics

No-Reference Image Quality Metrics (Survey)

BRISQUE = 21.0 BRISQUE = 29.1 BRISQUE = 50.0

Expected outcome:

◮ an extended survey on Image quality metrics

◮ a list of available image quality metrics, their advantages anddisadvantages



Topics

Morphing Attacks across Image Scales

Expected outcome:

◮ a database of face images and morphed face images over differentscales

◮ an extended evaluation of the influence of image scales on morphingsuccess and morphing detection

◮ a detailed reportUlrich Scherhag WS 2017/2018 / Darmstadt, 17.10.2017 25/28

Topics

Interpolation Methods for Morphing Attacks

Expected outcome:◮ adaptation of a morphing algorithm to employ different

interpolation methods◮ an extended evaluation of different interpolation methods regarding

attack success◮ a detailed report


Topics

Enhancement (Post-processing) for morphed Images

Contrast Sharpness

Expected outcome:◮ research on image enhancing techniques◮ a database of face images and morphed face images over

post-processing steps◮ an extended evaluation of the influence of post-processing on

morphing success and morphing detection◮ a detailed report


Topics

Thank you for your attention!

... Questions?


advanced seminar in biometrics - h_da · 2017. 10. 11. · attack success evaluation reporting...

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