OCRA (OATH Challenge-Response Algorithm) is a standard for generating one-time passwords based on challenge-response authentication as defined in RFC 6287. It extends HOTP and TOTP with challenge-response capabilities for stronger authentication scenarios.
URL: Visit APIs.json URL
- Type: Index
- Position: Consuming
- Access: 3rd-Party
- OCRA, Authentication, OTP, Security
- Created: 2026-03-16
- Modified: 2026-04-28
FN: Kin Lane
Email: [email protected]