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

2017-09-08 Thread Kim Nguyen via dev-security-policy
Am Mittwoch, 19. Juli 2017 00:26:16 UTC+2 schrieb Charles Reiss: > https://crt.sh/?id=174827359 is a certificate issued by D-TRUST SSL > Class 3 CA 1 2009 containing the DNS SAN > 'www.lbv-gis.brandenburg.de/lbvagszit' (containing a '/') with a > notBefore in April 2017. > Regarding this

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

2017-08-11 Thread Gijs Kruitbosch via dev-security-policy
On 11/08/2017 15:39, Policy Authority PKIoverheid wrote: 2. Why did DDY not implement the serial number entropy as required by the Baseline Requirements? 3. Was this detected by the auditor? If not, why not? ANSWER ON QUESTION 2: DDY concluded wrongly that ballot 164 was not applicable for

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

2017-08-11 Thread Nick Lamb via dev-security-policy
On top of what Ryan has written, I want to specifically praise the approach of actually checking a sample of certificates as PKIoverheid describes. I think done well this can be a very affordable yet timely and effective way to detect problems in a particular issuance pipeline or with a

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

2017-08-11 Thread Ryan Sleevi via dev-security-policy
Mark, Thanks for providing a detailed report about this, including the steps being taken to prevent future events like this. Your proposed remediation plans sound like excellent steps to ensure future conformance, and demonstrate an understanding as to the root causes and how to prevent them in

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

2017-08-11 Thread Policy Authority PKIoverheid via dev-security-policy
Dear Mozilla Security Policy Community, My apologies for the delayed follow up response. As stated in my email from 07/25/2017, Digidentity (DDY), one of our TSP’s, issued 777 certificates from September 30th 2016 which were not compliant with BR ballot 164. DDY has fixed the problem with the

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

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

2017-07-25 Thread Alex Gaynor via dev-security-policy
Hi Mark, Are you saying you do intend to revoke all of these certificates in the next 24 hours? While subscribers are allowed to continue using bad certificates as long as they desire, the BRs require CAs to revoke non-compliant certificates within 24 hours of becoming aware of them. Alex On

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

2017-07-25 Thread Policy Authority PKIoverheid via dev-security-policy
Op woensdag 19 juli 2017 00:26:16 UTC+2 schreef Charles Reiss: > - Digidentity Services CA - G2 (https://crt.sh/?caid=868 ; chains to > Staat der Nederlanden Root CA - G2) has issued certificates which serial > numbers that appear to be of the form 0x1000 + sequential counter > with

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

2017-07-20 Thread Stephen Davidson via dev-security-policy
Hello: Siemens Issuing CA Internet Server 2016 was taken offline upon this report while Siemens and QuoVadis investigate. It will not issue certificates until the problem is resolved. Kind regards, Stephen Davidson QuoVadis -Original Message- From: dev-security-policy

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

2017-07-20 Thread Gervase Markham via dev-security-policy
On 18/07/17 23:25, Charles Reiss wrote: > https://crt.sh/?id=174827359 is a certificate issued by D-TRUST SSL I'm supposed to be on holiday :-), but I have emailed the 3 CAs concerned drawing these issues to their attention, and asking them to comment here when they have discovered the cause.