Authentication Services
VIDA offers a suite of authentication solutions designed to protect transactions and user data. Combining device-based security and advanced biometric technology, VIDA ensures that every action on your platform is verified and secure.
Authenticators
Authenticators are the means by which users prove their identity to an authentication server. These authenticators are categorized into three classes:
Something you know: Knowledge-based factors like passwords, PINs, or patterns.
Something you have: Possession-based factors such as device tokens, mobile push notifications, or digital certificates.
Something you are: Biometric authentication factors, such as face recognition or fingerprint scanning.

A strong multi-factor authentication strategy combines authenticators from different classes.
For example, pairing a PIN with a Phone Token or using a Face Token provides enhanced security.
VIDA Phone Token
A device-centric authenticator that leverages Public Key Infrastructure (PKI) to bind a unique private key to each registered device.
Key Features:
The private key is securely stored within the device.
Ensures that only trusted devices can perform secure transactions or access sensitive data.

VIDA Face Token
A biometric authentication factor that ensures transactions are performed by a verified user on a trusted device by combining:
Phone Token (Device Authentication)
Facial Recognition (Identity Verification)
Liveness Detection (Spoof Prevention)
Key Features:
Live Biometric Matching – Securely matches the user’s live selfie against their pre-registered biometric data.
Device Binding via PKI – Uses Public Key Infrastructure (PKI) to bind biometric data to a trusted device, preventing unauthorized use.
Multi-Factor Authentication – Ensures that both the user's identity and device authenticity are verified before approving transactions.

VIDA Face Match
VIDA Face Match enhances security by verifying the user's identity through facial recognition. It compares the user’s live facial image against their biometric data to ensure that the transaction is being performed by the authorized individual.
Key Features:
Real-Time Facial Verification – Matches the user’s face against their stored biometric profile.
Passive User Experience – Seamlessly integrates into authentication flows without disrupting the user journey.
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