Implemented automatic time‑limited OTP generation (2 minutes) OTPs are securely hashed and stored in a PostgreSQL database OTPs are delivered via email using SMTP One‑time use enforced to prevent replay attacks
VisioLock
VisioLock is a secure, cloud‑based authentication system combining AI facial recognition with keypad‑entered OTPs for fast, contactless, and scalable identity access into secure facilities.
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