8/16/2019 Interesting types of Biometrics
1/30
Biometrics andBiometrics and
AuthenticationAuthentication
Shivani Kirubanandan
8/16/2019 Interesting types of Biometrics
2/30
Lets Defne !
“ A biometric is a A biometric is a physiological physiological oror
behavioralbehavioral characteristic of a humancharacteristic of a human
being that canbeing that can distinguishdistinguish one personone person
from another and that theoretically can befrom another and that theoretically can be
used forused for identicationidentication oror vericationverication ofof
identity.” identity.”
8/16/2019 Interesting types of Biometrics
3/30
Biometrics as Authentication
Authentication depends onAuthentication depends on
• What you haveWhat you have
• What you knowWhat you know• What you AR !What you AR !
8/16/2019 Interesting types of Biometrics
4/30
Why Biometrics
• "dentity the#ts
• Somethin$ you know can be
sto%en• &redicted or hacked
• Re%iabi%ity on manua% verifcation
8/16/2019 Interesting types of Biometrics
5/30
App%ication 'ate$ories
Biometric app%ications avai%ab%eBiometric app%ications avai%ab%e
today are cate$ori(ed into ) sectorstoday are cate$ori(ed into ) sectors
• &sycho%o$ica%* "ris+ ,in$erprints+ -and+&sycho%o$ica%* "ris+ ,in$erprints+ -and+
Retina% and ,ace reco$nitionRetina% and ,ace reco$nition• Behaviora%* .oice+ /ypin$ pattern+Behaviora%* .oice+ /ypin$ pattern+
Si$natureSi$nature
8/16/2019 Interesting types of Biometrics
6/30
,in$erprint reco$nition
• Divides print into %oops+ whor%s andarch
•'a%cu%ates minutiae points 0rid$eendin$s1
• 'omparisons
• authentication
8/16/2019 Interesting types of Biometrics
7/30
Fingerprint techniques
• Optical
• Capacitive
• Thermal• Ultrasonic
8/16/2019 Interesting types of Biometrics
8/30
Disadvanta$es
• Racia% issues
• Dirt + $rime and wounds
•&%acement o# fn$er• /oo bi$ a database to process
8/16/2019 Interesting types of Biometrics
9/30
-and 2eometry
• 2eometry o# users hands
• 3ore re%iab%e than fn$erprintin$
• Ba%ance in per#ormance andusabi%ity
8/16/2019 Interesting types of Biometrics
10/30
8/16/2019 Interesting types of Biometrics
11/30
Retina% Scannin$
• Scans retina into database
• 4ser %ooks strai$ht into retina%
reader• Scan usin$ %ow intensity %i$ht
8/16/2019 Interesting types of Biometrics
12/30
Disadvanta$es
• 4ser has to %ook 5direct%y6
• Acceptabi%ity concerns
7Li$ht e8posure7 -y$iene
8/16/2019 Interesting types of Biometrics
13/30
,ace reco$nition
• User faces camera
• Neutral expression required
• Apt lighting and position
• Algorithms for processing
• Decision
8/16/2019 Interesting types of Biometrics
14/30
"ssues with ,ace Reco$nition
8/16/2019 Interesting types of Biometrics
15/30
8/16/2019 Interesting types of Biometrics
16/30
"ssues
• "dentifcation across e8pression• /ou$her usabi%ity
• -i$h nvironmenta% impact
8/16/2019 Interesting types of Biometrics
17/30
Behaviora%
• .oice
• Si$nature
• /ypin$ pattern
8/16/2019 Interesting types of Biometrics
18/30
.oice Reco$nition
• Speech input7 ,re9uency
7 Duration
• :eutra% tone• 4ser #riend%y
8/16/2019 Interesting types of Biometrics
19/30
Disadvanta$es
• Back$round noise• Device 9ua%ity
• "%%ness + emotiona% behavior
• /ime consumin$ enro%%ment• Lar$e processin$ temp%ate
8/16/2019 Interesting types of Biometrics
20/30
Si$nature Reco$nition
• Signature measures (dnamic! " Speed
" #elocit
" $ressure• Captures images (static!
• %igh user acceptance
8/16/2019 Interesting types of Biometrics
21/30
8/16/2019 Interesting types of Biometrics
22/30
/ypin$ &atterns
• User tping pattern
" Speed
" $ress and )elease )ate
• Unique patterns are generated
• comparisons
8/16/2019 Interesting types of Biometrics
23/30
8/16/2019 Interesting types of Biometrics
24/30
4sabi%ity issues in Biometrics
• 4ser acceptabi%ity
• Know%ed$e o# techno%o$y
• ,ami%iarity with biometriccharacteristic
• 8perience with device
8/16/2019 Interesting types of Biometrics
25/30
4sabi%ity issues;
• nvironment o# use
• /ransaction critica%ity
• /ime consumin$ tasks
8/16/2019 Interesting types of Biometrics
26/30
Biometric so%utions
• ducate
• /rain
• 8p%ain "nter#aces
• 4se /rainers
8/16/2019 Interesting types of Biometrics
27/30
2enera% issues
• Biometric characteristics are notencrypted
• /rust on input device
• 'annot authenticate computers!
• &rivacy attack!
8/16/2019 Interesting types of Biometrics
28/30
8/16/2019 Interesting types of Biometrics
29/30
'%ass task
• Se%% your biometric product'ase<
A bank needs an appropriateauthentication mechanism to a%%owremote user transactions= What kind o#mu%ti#actor system wou%d you se%%them
8/16/2019 Interesting types of Biometrics
30/30
Thank You!!
Top Related