Re: [TLS] Re: Last Call: 'TLS User Mapping Extension' toProposedStandard

2006-02-28 Thread Wan-Teh Chang
Russ Housley wrote: We all know that there is not going to be a single name form that is useful in all situations. We also know that you cannot put every useful name form into the certificate. In fact, the appropriate value can change within the normal lifetime of a certificate, so putting

Re: [TLS] Re: Last Call: 'TLS User Mapping Extension' toProposedStandard

2006-02-28 Thread Eric Rescorla
"Stefan Santesson" <[EMAIL PROTECTED]> writes: > Eric, > > In a general sense, name hints are IDs and IDs are not secrets and no > security system should depend on them being secrets. > > However, there might be privacy concerns on where and when you want to > send what ID info to whom. We may e.g

RE: [TLS] Re: Last Call: 'TLS User Mapping Extension' toProposedStandard

2006-02-28 Thread Stefan Santesson
Call: 'TLS User Mapping Extension' toProposedStandard Eric: > > I can see many situations where the information in this is not > > sensitive. In fact, in the primary use case, the use mapping > > information is not sensitive. An enterprise PKI is used in this > >

Re: [TLS] Re: Last Call: 'TLS User Mapping Extension' toProposedStandard

2006-02-28 Thread Russ Housley
Eric: > I can see many situations where the information in this is not > sensitive. In fact, in the primary use case, the use mapping > information is not sensitive. An enterprise PKI is used in this > situation, and the TLS extension is used to map the subject name in > the certificate to the

Re: [TLS] Re: Last Call: 'TLS User Mapping Extension' toProposedStandard

2006-02-28 Thread Eric Rescorla
Russ Housley <[EMAIL PROTECTED]> writes: > I can see many situations where the information in this is not > sensitive. In fact, in the primary use case, the use mapping > information is not sensitive. An enterprise PKI is used in this > situation, and the TLS extension is used to map the subject

Re: [TLS] Re: Last Call: 'TLS User Mapping Extension' toProposedStandard

2006-02-28 Thread Russ Housley
I can see many situations where the information in this is not sensitive. In fact, in the primary use case, the use mapping information is not sensitive. An enterprise PKI is used in this situation, and the TLS extension is used to map the subject name in the certificate to the host account n

Re: [TLS] Re: Last Call: 'TLS User Mapping Extension' toProposedStandard

2006-02-28 Thread Eric Rescorla
"Stefan Santesson" <[EMAIL PROTECTED]> writes: > Adding to Ari's arguments. > There is one more argument why it would less functional to send the > mapping data in the extension. > > The current draft under last call also includes a negotiation mechanism > where the client and server can agree on w

RE: [TLS] Re: Last Call: 'TLS User Mapping Extension' toProposedStandard

2006-02-28 Thread Stefan Santesson
tefan Santesson Program Manager, Standards Liaison Windows Security -Original Message- From: Ari Medvinsky [mailto:[EMAIL PROTECTED] Sent: den 21 februari 2006 02:32 To: Eric Rescorla; ietf@ietf.org Cc: [EMAIL PROTECTED]; iesg@ietf.org Subject: RE: [TLS] Re: Last Call: 'TLS Us