• OATH Reference Architecture Version 2.0
• OATH Reference Architecture Version 1.0

Authentication Methods

• HOTP: An HMAC-Based OTP Algorithm (RFC 4226)
  TXT from IETF web site | Acrobat PDF
• TOTP - Time-based One-time Password Algorithm (RFC 6238)
  RFC 6238 on IETF website
• OCRA - OATH Challenge/Response Algorithms Specification
  RFC 6287 on IETF website

Provisioning

• IETF KeyProv Working Group
  - PSKC - Portable Symmetric Key Container, RFC 6030
  - DSKPP - Dynamic Symmetric Key Provisioning Protocol, RFC 6063
  Link to KeyProv WG

Other

• OATH Token Identifier Specification
  - Specification
  - List of registered manufacturer prefixes (OMPs)
  - Register a new prefix (OMP)
  - FAQ
• Sharing Transaction Fraud Data (RFC 5941)
  - Text from IETF web site
  - OATH Thraud Specifications Page

Provisioning

• IETF Bulk Provisioning Protocol
  Version 1 draft from IETF web site | Acrobat PDF

Validation

• VALID: Authentication-Data Validation Service Interface definition
  Version 00 draft from IETF web site