Re: dNSName containing '/' / low serial number entropy

2017-08-08 Thread Arno Fiedler via dev-security-policy
Dear Mozilla Security Policy Community, Thanks for the advice about the short serial numbers and apologies for the delayed response. Since 2016, all D-TRUST TLS certificates based on electronic Certificate Requests have a certificate serial number which includes 64 bits of entropy. Between 2

Re: Certificate issued by D-TRUST SSL Class 3 CA 1 2009 with short SerialNumber

2017-08-10 Thread Arno Fiedler via dev-security-policy
Hello Jonathan, this certificate has 64 bits of entropy in the "DNqualifier" field instead of the serial number field. Since 2012 we used this way of adding random bits to certificates to mitigate preimage attacks. From a security perspective the amount of Entropy in the certificate should b

Re: Certificate issued by D-TRUST SSL Class 3 CA 1 2009 with short SerialNumber

2017-08-10 Thread Arno Fiedler via dev-security-policy
We´ll talk with the Management and the Certification Audit Body and will give feedback. Arno Am 10.08.2017 um 15:57 schrieb Ryan Sleevi: Under the Baseline Requirements, v1.4.8 (current version), 4.9.1.1, "The CA SHALL revoke a Certificate within 24 hours if one of more of the following occu

Re: Certificate issued by D-TRUST SSL Class 3 CA 1 2009 with short SerialNumber

2017-08-14 Thread Arno Fiedler via dev-security-policy
Dear Forum, since the 07-07-2017, all new issued D-TRUST TLS-Certificates have at least 64 bits of entropy in the serial number. Since 01-12-2016 D-TRUST TLS certificates requested via our enterprise platform have a serial number which includes at least 64 bits of entropy. We informed the CA-

Re: Certificate issued by D-TRUST SSL Class 3 CA 1 2009 with short SerialNumber

2017-08-14 Thread Arno Fiedler via dev-security-policy
Dear Forum, since the 07-07-2017, all new issued D-TRUST TLS-Certificates have at least 64 bits of entropy in the serial number. Since 01-12-2016 D-TRUST TLS certificates requested via our enterprise platform have a serial number which includes at least 64 bits of entropy. We informed the CA-Pr

Re: Certificate issued by D-TRUST SSL Class 3 CA 1 2009 with short SerialNumber

2017-08-16 Thread Arno Fiedler via dev-security-policy
Am Dienstag, 15. August 2017 16:21:03 UTC+2 schrieb Gervase Markham: > On 14/08/17 16:44, Arno Fiedler wrote: > > fulfilled. On 20-07-17 Mozilla asked D-TRUST for clarification, due > > to the holiday period this message reached us on 07-08-17, AF > > answered on 08-08-17 > > I was going to compla

Re: Certificate issued by D-TRUST SSL Class 3 CA 1 2009 with short SerialNumber

2017-08-17 Thread Arno Fiedler via dev-security-policy
Am Montag, 14. August 2017 18:44:59 UTC+2 schrieb Jonathan Rudenberg: > Hi Arno and Martin, > > > On Aug 14, 2017, at 11:44, Arno Fiedler wrote: > > > > Dear Forum, > > > > since the 07-07-2017, all new issued D-TRUST TLS-Certificates have at least > > 64 bits of entropy in the serial number

Re: ETSI audits not listing audit periods

2017-10-31 Thread Arno Fiedler via dev-security-policy
Hello Kathleen, there is a problem with the auditor qualification and the national accreditation of some auditing bodies. We´ll ask ACABc to suggest a solution to take care about proper education of "qualified" auditors and "good practise" audit statements as suggested by Mozilla, maybe we need

Re: ETSI audits not listing audit periods

2017-10-31 Thread Arno Fiedler via dev-security-policy
Am Montag, 30. Oktober 2017 22:19:31 UTC+1 schrieb Ryan Sleevi: > On Mon, Oct 30, 2017 at 3:50 PM, Kathleen Wilson via dev-security-policy < > dev-security-policy@lists.mozilla.org> wrote: > > > > How do we get all auditors to start meeting our audit statement > > requirements? > > > > Why haven't

Re: ETSI audits not listing audit periods

2017-11-01 Thread Arno Fiedler via dev-security-policy
Am Montag, 30. Oktober 2017 22:19:31 UTC+1 schrieb Ryan Sleevi: > On Mon, Oct 30, 2017 at 3:50 PM, Kathleen Wilson via dev-security-policy < > dev-security-policy@lists.mozilla.org> wrote: > > > > How do we get all auditors to start meeting our audit statement > > requirements? > > > > Why haven't

Re: ETSI Audits Almost Always FAIL to list audit period

2017-11-07 Thread Arno Fiedler via dev-security-policy
Am Dienstag, 31. Oktober 2017 10:21:47 UTC+1 schrieb Dimitris Zacharopoulos: > It is not the first time this issue is brought up. While I have a very > firm opinion that ETSI auditors under the ISO 17065 (focused on the > quality of products/services) and ETSI EN 319 403 definitely check > histo