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Kerberos for Web Services

Kerberos for Web Services. Larry Zhu Microsoft IETF67. Problem Statements . KDC Access. WS KERB . Proxy through GSS-API acceptor WS_KRB_PROXY 05 01 WS-KRB-HEADER ::= SEQUENCE { proxy-data [1] ProxyData , ... } ProxyData :: = SEQUENCE { realm [1] Realm,

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Kerberos for Web Services

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  1. Kerberos for Web Services Larry Zhu Microsoft IETF67

  2. Problem Statements • KDC Access

  3. WS KERB • Proxy through GSS-API acceptor • WS_KRB_PROXY 05 01 WS-KRB-HEADER ::= SEQUENCE { proxy-data [1] ProxyData, ... } ProxyData :: = SEQUENCE { realm [1] Realm, cookie [3] OCTET STRING OPTIONAL ... }

  4. PKU2U • Public Key based User to User authentication protocol for peer-to-peer systems • Use PKINIT/RFC4556 and RFC4120 messages • Replace the KDC with the application server • All traffic tunneled using GSS-API messages • Use RFC4121 for all GSS-API primitives

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