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Srikanth Nadhamuni

Presentation given by Srikanth Nadhamuni, Head of Technology, UIDAI on August 2nd, 2011 at eWorld Forum (www.eworldforum.net) in the session Unique Identification Number (UID)

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Srikanth Nadhamuni

  1. 1. Aadhaar Technology<br />Srikanth Nadhamuni<br />Head of Technology<br />UID Authority of India<br />Technology Centre, Bangalore<br />
  2. 2.
  3. 3.
  4. 4. Enrolment<br />DDSVP – Demographic Data Standards<br />Biometric Standards – Fingerprint, Iris, Photo<br />Enrolment Device Standards<br />ABIS APIs<br />Device VDM standards<br />Authentication <br />Auth Device Standards<br />Authentication APIs<br />Process<br />Registrar Onboarding Kit<br />Operator Training<br />Continuous Improvement Process<br />Standards Based<br />
  5. 5. 5<br />
  6. 6. Aadhaar Biometric Capture Device API<br />6<br />
  7. 7. Aadhaar ABIS API<br />Aadhaar Biometric SDK<br />7<br />
  8. 8. Aadhaar Auth API<br />Aadhaar Auth Device Spec<br />8<br />
  9. 9. Data Standards<br />Demographic Data Standards<br />Demographic Data<br />Address Data Standards<br />http://uidai.gov.in/UID_PDF/Committees/UID_DDSVP_Committee_Report_v1.0.pdf<br />Biometric Data Standards<br />http://uidai.gov.in/UID_PDF/Committees/Biometrics_Standards_Committee_report.pdf<br />9<br />
  10. 10. Architecture Principles<br /><ul><li>Open standards to ensure interoperability.</li></ul>No vendor lock-in across the system<br />Use of open-source technologies wherever prudent<br />Multi-Platform Support – Linux, Microsoft<br />10<br />
  11. 11. Arch/Design Choices<br />SEDA (Staged Event Driven Architecture) allows smarter failure handling<br />Fully distributed compute platform<br />Highly asynchronous using a high speed messaging layer<br />Data sharded across RDBMS and DFS over distributed platform<br />11<br />
  12. 12. Fingerprints : concepts and principles<br /><ul><li>Fingerprints are composed of ridges and valleys
  13. 13. Ridges ending and bifurcations are creating some</li></ul> characteristics known as minutiae<br />3 levels used for the biometric engine:<br /><ul><li>Level 1: ridge flow  classification
  14. 14. Orientation, pattern, focal areas (Core, delta), …
  15. 15. Level 2: ridge path  matching
  16. 16. Features vectors (Minutiae)
  17. 17. Ridge ending, bifurcation…
  18. 18. Level 3: ridge features  Verification / Future matching
  19. 19. Pores, ridges shapes, scars …</li></li></ul><li>Iris: concepts and principles<br /><ul><li>Iris is the colored part of the eye
  20. 20. Iris is made of colored tubes
  21. 21. Iris contains a biometric pattern
  22. 22. Rings, furrows, freckles and the corona
  23. 23. Features and their location</li></ul>3 steps for the biometric engine:<br /><ul><li>Image is filtered to remove noise and reflexion
  24. 24. The border of the iris is searched
  25. 25. Apply Gabor transformation</li></li></ul><li>
  26. 26. Enrolment Rate - Modeling<br />
  27. 27. Aadhaar Authentication<br />
  28. 28. Aadhaar Authentication<br />YES <br /> OR<br />NO<br />=<br />+<br />Demographics<br />NAME, GENDER<br />DOB, Address<br />PIN / OTP<br />Any or All<br />
  29. 29. Authentication Flow<br />18<br />
  30. 30. Authentication API<br />19<br />XML over HTTP(s) -Stateless<br />Transaction security & Audit<br />Specifications<br />http://uidai.gov.in/images/FrontPageUpdates/aadhaar_authentication_api_1.2_4dec.pdf (version 1.2)<br />http://uidai.gov.in/images/FrontPageUpdates/Aadhaar_Authentication_API_1.5.pdf (version 1.5)<br />
  31. 31. Visibility & Transparency<br />Public Portal<br />Enrolment Rate<br />EID Check<br />Partner Portal<br />Operator Activation<br />Developer Portal<br />Dev resources - APIs, code samples<br />20<br />
  32. 32.
  33. 33.
  34. 34. 23<br />
  35. 35. 24<br />
  36. 36. Thank You<br />
  • vaishaliavasthi1

    Dec. 8, 2017
  • yogeshj84

    Dec. 21, 2013
  • AAinslie

    Dec. 7, 2013

Presentation given by Srikanth Nadhamuni, Head of Technology, UIDAI on August 2nd, 2011 at eWorld Forum (www.eworldforum.net) in the session Unique Identification Number (UID)

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