Re: DigiCert OCSP services returns 1 byte

2019-09-20 Thread Curt Spann via dev-security-policy
This is a great discussion and I want to thank everyone for their continued input. Let me try and summarize my interpretation based on the input from this thread and related RFC. My interpretation is an “unknown” OCSP response should be used in the following conditions: 1. When the OCSP

Re: DigiCert OCSP services returns 1 byte

2019-09-20 Thread Wayne Thayer via dev-security-policy
On Fri, Sep 20, 2019 at 4:56 AM Dimitris Zacharopoulos wrote: > > > Using the following practice as described in RFC 6960 should not be a > violation of the BRs. That is, answering revoked where a pre-certificate > has been issued but not the final certificate should be OK as long as the >

Re: DigiCert OCSP services returns 1 byte

2019-09-20 Thread Ryan Sleevi via dev-security-policy
I'll share this publicly, so that there's no suggestion that personally or professionally Google Trust Services is treated any differently than any other CA. As a publicly trusted CA, I personally find this a deeply disappointing post towards positive engagement. It's disappointing because it

Re: DigiCert OCSP services returns 1 byte

2019-09-20 Thread Curt Spann via dev-security-policy
Great feedback. This is exactly the type of input needed to get clarity around operating OCSP responder services for certificates in the WebPKI ecosystem. > I think an important part missing from this, overall, is to highlight that > these clauses only apply with respect to definitive

Re: DigiCert OCSP services returns 1 byte

2019-09-20 Thread Andy Warner via dev-security-policy
Google Trust Services (GTS) reached out to Wayne directly, but I'm also posting here as the conversation seems to be rapidly converging on solutions. GTS still has reservations that the proposed solutions may be problematic to implement and may leave a number of CAs and one very common CA

Re: DigiCert OCSP services returns 1 byte

2019-09-20 Thread Ryan Sleevi via dev-security-policy
On Fri, Sep 20, 2019 at 4:20 PM Curt Spann via dev-security-policy < dev-security-policy@lists.mozilla.org> wrote: > This is a great discussion and I want to thank everyone for their > continued input. Let me try and summarize my interpretation based on the > input from this thread and related

Re: DigiCert OCSP services returns 1 byte

2019-09-20 Thread Dimitris Zacharopoulos via dev-security-policy
Dear Wayne, According to section 2.2 of RFC 6960, an OCSP responder may respond "revoked" for a "non-issued" Certificate. It even allows this response for "unknown" Certificates in order to support backwards compatibility with implementations of RFC 2560. In addition to that, section 4.4.8

Re: DigiCert OCSP services returns 1 byte

2019-09-20 Thread Ryan Sleevi via dev-security-policy
On Fri, Sep 20, 2019 at 9:58 AM Rob Stradling wrote: > On 19/09/2019 21:01, Ryan Sleevi wrote: > > > It would be helpful for one of the relevant documents, or another > > document, or even an errata, to clarify that OCSP services can be > > offered for pre-certificates. It’s merely

Re: DigiCert OCSP services returns 1 byte

2019-09-20 Thread Rob Stradling via dev-security-policy
On 19/09/2019 21:01, Ryan Sleevi wrote: > It would be helpful for one of the relevant documents, or another > document, or even an errata, to clarify that OCSP services can be > offered for pre-certificates.  It’s merely a question of clarifying > the technical requirements about

Re: DigiCert OCSP services returns 1 byte

2019-09-20 Thread Rob Stradling via dev-security-policy
On 16/09/2019 18:08, Andrew Ayer wrote: > On Fri, 13 Sep 2019 08:22:21 + > Rob Stradling via dev-security-policy > wrote: > >> Thinking aloud... >> Does anything need to be clarified in 6962-bis though? > > Yes, it's long past time that we clarified what this means: Thanks Andrew. I'll