BioBind binds biometric deduplication to zero-knowledge authentication
A prototype rejects tested composition attacks; its unlinkable circuit uses 31,445 constraints and about 305,000 gas.
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21 stories, newest first · one card per story
Stories tagged #biometrics
UltraGuard watermarks face videos in real time using ultrasound biometrics
Smartphone ultrasound and video motion are fused into watermarks meant to survive forgery and editing.
LLM-Assisted Behavioral Biometric Authentication Reaches 99.46% Accuracy
LLM reasoning boosts phone-blowing biometrics to 99.46% accuracy on 50 participants.
Keystroke study models behavioral drift for continuous authentication
Fixed-text login reaches 3.77% EER; free-text monitoring reports 10.05% EER on Buffalo and GREYC data.
noyb sues Scale AI over Outlier worker tracking and biometrics
Complaints in four EU countries allege keystroke logging and mandatory face video; Scale calls the claims inaccurate.
Dynamic biometric MFA proposed for zero-trust smart organizations
A Markov chain picks fingerprint, iris, or face factors, with AES-128 used to protect stored data.
A-GE estimates age from device motion without identity data
Across more than 600 participants, a 16-year threshold reached up to 93.8% accuracy.
GhostFaceMPC runs face recognition under multi-party computation
Authors quantize GhostFaceNet so extraction, storage, and matching stay encrypted and call the design the first end-to-end MPC system of its kind.
Binary biometric feedback can still enable template reconstruction
A geometric attack using only accept or reject, plus a facial diffusion prior, cuts queries by about five times.
Decoy and disclosure radii of invariant shape descriptors
Researchers measure how rotation-invariant shape descriptors both leak enrolled surfaces and admit distant decoy matches.
Is it Possible to Generate Irreversible PolyProtected Templates from Face Embeddings using System-Specific Keys?
Study shows PolyProtect can irreversibly protect face embeddings with shared system-specific keys, enabling protected-domain de-duplication.
UK rail cops' £320K face-scanning spree nets zero matches
British Transport Police's £320,000 face-scanning pilot produced no correct matches.
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Top 10 Best Biometric Authentication Solutions in 2026 [Ranked & Scored]
A 2026 ranking puts iProov, BioCatch, and Entrust/Onfido atop biometric authentication for liveness and deepfake defense.
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Template Ageing and Longitudinal Verification in Fixed-Text Keystroke Dynamics: A Subject-Disjoint Study Across Eight Weeks
Eight-week keystroke study finds fixed-text biometric templates age about 1.7 error points per week across four matchers.
MIRAGE: Full-Body Bystander Privacy for Smart Glasses with Consent-Based Restoration
MIRAGE masks full-body biometrics on smart glasses and restores footage only with consent.
Viral AI actress' hotline face-scans every caller, watches their mood
Viral AI actress Tilly Norwood's video hotline requires biometric face-scan age checks and non-optional emotion inference, raising significant privacy concerns.
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Learning Cardiac Features: ECG Biometrics Across Time and~Exercise
A Siamese ResNet identifies people from ECG under exercise stress and across sessions at low error rates.
Compact Vision Models for Iris Presentation Attack Detection under Presentation Attack Instrument Shift and Environmental Degradation
Compact iris presentation-attack detection models under 0.3M parameters show APCER rising 17-30 percentage points against unseen attack instruments, indicating limited deployment readiness.
Learning Steadily: Accumulating Relative Point Margin Scores for Face Image Quality Assessment
CARPM-FIQA stabilizes face-image quality scores by accumulating relative point margins across training.
88 ID Verification Breaches Show the Cost of Collecting Identity Data
A report catalogs 88 ID-verification breaches since 2011 exposing at least 2.15 billion records, with 41 incidents leaking irreplaceable biometric data and documents.
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RightCrowd Pass unifies mobile, physical, and biometric credentials
RightCrowd launched Pass, a credentialing platform unifying mobile, physical, and biometric access credentials, cutting credential revocation from 12.2 minutes to under 60 seconds.
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