Is it a or an "identity verification concept"?
56383
a / an - adjective - noun
117823
Authentication using ios keychain - touch id (is this possible)
95312
Does Stack Exchange prevent cheating with "fake" accounts?
88647
New badge proposal based on number of profile views
33042
Is there really any way to uniquely identify any computer at all
76540
Can we do better than CAPTCHA?
124123
How do I prevent identity spoofing in a multiplayer game?
38986
Anonymous questions and Avatars
105975
Given the OneIdentity attribute why is GCD[a] evaluated to GCD[a]?
17742
Encouraging users to create an account (and keep it)
99212
Revealing Identity of those who Vote Up or Down
118569
Pen and Paper Authentication
92391
Biometric passport: How can I know if the chip is still working? Does it matter?
72258
Authenticity guarantee(d)
80331
Automated way to verify user identity
24196
How to use a nickname to identify my posts?
109649
idempotents acting as local identities