biometrics presentation
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full biometric notesTRANSCRIPT
by Alvaro E. Escobarby Alvaro E. Escobar 11
BiometricsBiometrics
AgendaAgendaI.I. VideoVideoII.II. Biometric OverviewBiometric OverviewIII.III. Biometric TechnologiesBiometric TechnologiesIV.IV. Accuracy MetricsAccuracy MetricsV.V. BioPrivacy ConcernsBioPrivacy Concerns
by Alvaro E. Escobarby Alvaro E. Escobar 22
BiometricsBiometrics
AgendaAgendaI.I. VideoVideoII.II. Biometric OverviewBiometric OverviewIII.III. Biometric TechnologiesBiometric TechnologiesIV.IV. Accuracy MetricsAccuracy MetricsV.V. BioPrivacy ConcernsBioPrivacy Concerns
by Alvaro E. Escobarby Alvaro E. Escobar 33
BiometricsBiometrics
AgendaAgendaI.I. VideoVideoII.II. Biometric OverviewBiometric OverviewIII.III. Biometric TechnologiesBiometric TechnologiesIV.IV. Accuracy MetricsAccuracy MetricsV.V. BioPrivacy ConcernsBioPrivacy Concerns
by Alvaro E. Escobarby Alvaro E. Escobar 44
BiometricsBiometrics
Definition:Definition:
““Automated measurementAutomated measurement of of Physiological and/or behavioral Physiological and/or behavioral characteristicscharacteristics to to determine or determine or authenticate identityauthenticate identity””
by Alvaro E. Escobarby Alvaro E. Escobar 55
BiometricsBiometrics
““Automated measurementAutomated measurement””No human involvement.No human involvement.Comparison takes place in Real-Time.Comparison takes place in Real-Time.
–DNA is not a BiometricDNA is not a Biometric
by Alvaro E. Escobarby Alvaro E. Escobar 66
BiometricsBiometrics
““Physiological and/or behavioral Physiological and/or behavioral characteristicscharacteristics““
1.1. Behavioral:Behavioral:– User speaks.User speaks.– Types on a keyboard.Types on a keyboard.– Signs name.Signs name.
2.2. Physiological:Physiological:– FingerprintFingerprint– HandHand– EyesEyes– FaceFace
by Alvaro E. Escobarby Alvaro E. Escobar 77
BiometricsBiometrics
““determine or authenticate identitydetermine or authenticate identity”” Identification Systems:Identification Systems:
– Who am I?Who am I?– Determine IdentityDetermine Identity
Verification Systems:Verification Systems:– Am I who I claim to be?Am I who I claim to be?– Authenticate IdentityAuthenticate Identity
by Alvaro E. Escobarby Alvaro E. Escobar 88
BiometricsBiometrics
““determine or authenticate identitydetermine or authenticate identity”” Verification Systems (cont):Verification Systems (cont):
– More accurate.More accurate.– Less expensive.Less expensive.– Faster.Faster.– More limited in function.More limited in function.– Requires more effort by user.Requires more effort by user.
by Alvaro E. Escobarby Alvaro E. Escobar 99
BiometricsBiometrics
Benefits:Benefits:– SecuritySecurity
PC, Network, WebPC, Network, Web Physical access to Buildings/RoomsPhysical access to Buildings/Rooms
– AccountabilityAccountability Audit TrailsAudit Trails RecordkeepingRecordkeeping
– Convenience Convenience – SavingsSavings
by Alvaro E. Escobarby Alvaro E. Escobar 1010
BiometricsBiometrics
Primary drivers:Primary drivers:– Size and cost decreased.Size and cost decreased.– Improved FAR, FRR & FTEImproved FAR, FRR & FTE– Mature standards Mature standards
BioAPIBioAPI BAPIBAPI
– Public awarenessPublic awareness
by Alvaro E. Escobarby Alvaro E. Escobar 1111
BiometricsBiometrics
AgendaAgendaI.I. VideoVideoII.II. Biometric OverviewBiometric OverviewIII.III. Biometric TechnologiesBiometric TechnologiesIV.IV. Accuracy MetricsAccuracy MetricsV.V. BioPrivacy ConcernsBioPrivacy Concerns
by Alvaro E. Escobarby Alvaro E. Escobar 1212
BiometricsBiometrics
Identification and verification:Identification and verification:– Finger scanFinger scan– Iris scanIris scan– Retina scanRetina scan– Facial scan (optical and infrared)Facial scan (optical and infrared)
Verification only:Verification only:– Hand GeometryHand Geometry– Voice PrintVoice Print– Keystroke BehaviorKeystroke Behavior– SignatureSignature
Other Biometric Technologies in the Other Biometric Technologies in the making.making.
by Alvaro E. Escobarby Alvaro E. Escobar 1313
BiometricsBiometrics
Finger scan:Finger scan: Measures unique Measures unique characteristics in a fingerprint characteristics in a fingerprint (minutiae)(minutiae)
– Crossover Crossover – CoreCore– BifurcationsBifurcations– Ridge endingRidge ending– IslandIsland– DeltaDelta– PorePore
by Alvaro E. Escobarby Alvaro E. Escobar 1414
BiometricsBiometrics
Iris scan:Iris scan:Measures unique Measures unique characteristics of the irischaracteristics of the iris
– Ridges (rings)Ridges (rings)– FurrowsFurrows– Straitions (freckles)Straitions (freckles)
by Alvaro E. Escobarby Alvaro E. Escobar 1515
BiometricsBiometrics
Retina scan:Retina scan: Measures unique Measures unique characteristics of the retina.characteristics of the retina.
– Blood vessel patternsBlood vessel patterns– Vein patternsVein patterns
by Alvaro E. Escobarby Alvaro E. Escobar 1616
BiometricsBiometrics
Facial scan:Facial scan: Uses off-the-shelf Uses off-the-shelf camera to measure the following facial camera to measure the following facial features:features:
– Distance between the eyes.Distance between the eyes.– Distance between the eyes and nose ridge.Distance between the eyes and nose ridge.– Angle of a cheek.Angle of a cheek.– Slope of the nose.Slope of the nose.– Facial Facial
Temperatures.Temperatures.
by Alvaro E. Escobarby Alvaro E. Escobar 1717
BiometricsBiometrics
Hand scan: measures the top and Hand scan: measures the top and side of the hand, not the Palm.side of the hand, not the Palm.
– Hand Geometry.Hand Geometry.– Most widely used technique for Most widely used technique for
physical access.physical access.– INSpass systemINSpass system
by Alvaro E. Escobarby Alvaro E. Escobar 1818
BiometricsBiometrics
Voice scan: Measures the sound Voice scan: Measures the sound waves of human speech.waves of human speech.
– user talks to a microphone a user talks to a microphone a passphrase.passphrase.
– Voice print is comparedVoice print is compared
to a previous oneto a previous one
by Alvaro E. Escobarby Alvaro E. Escobar 1919
BiometricsBiometrics
Keystroke scan: Measures the time Keystroke scan: Measures the time between strokes and duration of between strokes and duration of key pressed.key pressed.
– Most commonly used in systems Most commonly used in systems where keyboard is already being where keyboard is already being used.used.
by Alvaro E. Escobarby Alvaro E. Escobar 2020
BiometricsBiometrics
Signature scan: Measures speed, Signature scan: Measures speed, pressure, stroke order an image pressure, stroke order an image of signature.of signature.
– Non-repudiation Non-repudiation
by Alvaro E. Escobarby Alvaro E. Escobar 2121
BiometricsBiometrics
Biometric techniques still in the Biometric techniques still in the drawing boarddrawing board
– Vein scan : vein pattern in back of the Vein scan : vein pattern in back of the hand.hand.
– Lip movement : camera captures Lip movement : camera captures images of how user lips move while images of how user lips move while user speaks a passphrase.user speaks a passphrase.
by Alvaro E. Escobarby Alvaro E. Escobar 2222
BiometricsBiometrics
by Alvaro E. Escobarby Alvaro E. Escobar 2323
BiometricsBiometrics
AgendaAgendaI.I. VideoVideoII.II. Biometric OverviewBiometric OverviewIII.III. Biometric TechnologiesBiometric TechnologiesIV.IV. Accuracy MetricsAccuracy MetricsV.V. BioPrivacy ConcernsBioPrivacy Concerns
by Alvaro E. Escobarby Alvaro E. Escobar 2424
BiometricsBiometrics
False Acceptance Rate (FAR)False Acceptance Rate (FAR) False Rejection Rate (FRR)False Rejection Rate (FRR) Failure To Enroll Rate (FTE)Failure To Enroll Rate (FTE) Ability To Verify (AVT)Ability To Verify (AVT)
– AVT = (1 - FTE)(1 - FRR)AVT = (1 - FTE)(1 - FRR)
by Alvaro E. Escobarby Alvaro E. Escobar 2525
BiometricsBiometrics
AgendaAgendaI.I. VideoVideoII.II. Biometric OverviewBiometric OverviewIII.III. Biometric TechnologiesBiometric TechnologiesIV.IV. Accuracy MetricsAccuracy MetricsV.V. BioPrivacy ConcernsBioPrivacy Concerns
by Alvaro E. Escobarby Alvaro E. Escobar 2626
BiometricsBiometrics
Informational privacy concerns:Informational privacy concerns:– MisuseMisuse– Addressed by:Addressed by:
System DesignSystem Design Careful AuditCareful Audit
Personal privacy concernsPersonal privacy concerns– cultural or religious beliefscultural or religious beliefs
by Alvaro E. Escobarby Alvaro E. Escobar 2727
BiometricsBiometrics
Bioprivacy Framework (25 best Bioprivacy Framework (25 best practices)practices)
– Scope & CapabilitiesScope & Capabilities– Data ProtectionData Protection– User Control of Personal DataUser Control of Personal Data– disclosure, auditing and disclosure, auditing and
accountability.accountability.
by Alvaro E. Escobarby Alvaro E. Escobar 2828
BiometricsBiometrics
Scope & Capabilities:Scope & Capabilities:– Limit system scope.Limit system scope.– Limit storage of identifiable biometric Limit storage of identifiable biometric
data.data. Data Protection:Data Protection:
– Security Tools:Security Tools: EncryptionEncryption private networksprivate networks secure facilitiessecure facilities
– Limited System AccessLimited System Access
by Alvaro E. Escobarby Alvaro E. Escobar 2929
BiometricsBiometrics
User Control of Personal Data :User Control of Personal Data :– Allow user un-enrollment (voluntarily)Allow user un-enrollment (voluntarily)– Allow user view, correct and update Allow user view, correct and update
datadata Disclosure, Auditing and Disclosure, Auditing and
Accountability:Accountability:– Explain system purposeExplain system purpose– Third party auditingThird party auditing
by Alvaro E. Escobarby Alvaro E. Escobar 3030
BiometricsBiometrics
Q & AQ & A