Re: [OAUTH-WG] OAuth token entropy

2012-11-04 Thread Oleg Gryb
...@ve7jtb.com wrote: From: John Bradley ve7...@ve7jtb.com Subject: Re: [OAUTH-WG] OAuth token entropy To: o...@gryb.info Cc: oauth oauth@ietf.org Date: Friday, November 2, 2012, 5:40 PM The change we did to the last ish draft of OAuth to have the client send its client ID to the token endpoint even

[OAUTH-WG] OAuth token entropy

2012-11-02 Thread Oleg Gryb
Can somebody please provide clarification for this: http://tools.ietf.org/html/draft-ietf-oauth-v2-threatmodel-05#section-5.1.4.2.25.1.4.2.2. High entropy of secrets... The probability of any two Authorization Code values being identical should be less than or equal to 2^(-128) and

Re: [OAUTH-WG] OAuth token entropy

2012-11-02 Thread Brian Campbell
I believe the original text (which was borrowed from elsewhere) had a must followed by a should rather than two shoulds like that. The text seems to have drifted a bit in various places but the threat model text should probably be aligned with what's in core OAuth at

Re: [OAUTH-WG] OAuth token entropy

2012-11-02 Thread Phil Hunt
I believe the IESG wanted a higher level of entropy. It looks like the text may have gotten mangled along the way. Torsten do you recall? Phil @independentid www.independentid.com phil.h...@oracle.com On 2012-11-02, at 11:19 AM, Brian Campbell wrote: I believe the original text (which

Re: [OAUTH-WG] OAuth token entropy

2012-11-02 Thread Oleg Gryb
wrote: From: Brian Campbell bcampb...@pingidentity.com Subject: Re: [OAUTH-WG] OAuth token entropy To: Oleg Gryb o...@gryb.info Cc: Torsten Lodderstedt tors...@lodderstedt.net, oauth oauth@ietf.org Date: Friday, November 2, 2012, 2:19 PM I believe the original text (which was borrowed from elsewhere

Re: [OAUTH-WG] OAuth token entropy

2012-11-02 Thread John Bradley
to provide clear guidelines for OAuth implementers, which are many nowadays. --- On Fri, 11/2/12, Brian Campbell bcampb...@pingidentity.com wrote: From: Brian Campbell bcampb...@pingidentity.com Subject: Re: [OAUTH-WG] OAuth token entropy To: Oleg Gryb o...@gryb.info Cc: Torsten