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Document: draft-ietf-krb-wg-clear-text-cred-02
Reviewer: Kathleen M. Moriarty
Review Date: 08-24-11
IETF LC End Date: 08-25-11
IESG Telechat date: 08-25-11

Summary: The document is ready with nits

Major issues: 

Minor issues: 

Nits/editorial comments: 
Introduction:
Consider changing from:
  There are applications which need to transfer Kerberos credentials
   between them without having a prior relationship with established
   Kerberos keys. 
To: "There are applications which need to transfer Kerberos credentials
   between them without having established a prior relationship with
   Kerberos keys."

Consider breaking the following sentence into two sentences, it is a little 
difficult to read as a number of concepts are introduced within this one 
sentence:
   "In the SAML application, the Identity Provider (IdP) somehow obtains
   a Kerberos service ticket from the Kerberos Key Distribution Center
   (KDC) when required by the SAML system and transfers the credential
   to a Service Provider (SP) within an attribute statement."

Security Considerations section:
Consider changing the following From:
   The use of an unencrypted form of the KRB-CRED message MUST only be
   used with a transport where sender and recipient identities can been
   established to be known to each other. 
To: "The use of an unencrypted form of the KRB-CRED message MUST only be
   used with a transport where sender and recipient identities can been
   established and are known to each other. "

Consider changing from:
   Examples of transports which MAY be securely used to transport an
   unencrypted KRB-CRED message would include Transport Layer Security
   (TLS) [RFC5246] where mutual authentication has been established and
   those encoded within encrypted and signed SAML Security Assertion
   Markup Language (SAML) 2.0 [OASIS.saml-core-2.0-os] statement.

To: Examples of transports which MAY be securely used to transport an
   unencrypted KRB-CRED message would include Transport Layer Security
   (TLS) [RFC5246], where mutual authentication has been established, and
   a SAML Security Assertion Markup Language (SAML) 2.0 
[OASIS.saml-core-2.0-os] statement that is encrypted and signed.


Thanks,
Kathleen
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