Re: Propose Removal of E-Guven root

2015-04-20 Thread Kathleen Wilson

On 4/14/15 8:50 AM, yuhongbao_...@hotmail.com wrote:

On Thursday, March 19, 2015 at 1:02:06 PM UTC-7, Peter Bowen wrote:

On Wed, Mar 18, 2015 at 12:40 PM, Kathleen Wilson kwil...@mozilla.com wrote:

I propose removing the following root cert from NSS, due to inadequate audit
statements.

Issuer:
CN = e-Guven Kok Elektronik Sertifika Hizmet Saglayicisi
O = Elektronik Bilgi Guvenligi A.S.
C = TR


In the Pilot CT log, which includes every certificate that the Google
crawler has seen, I found 19 unexpired certificates issued by this CA.
Their subjects are as follows (using the default OpenSSL DN to string
method):
 snip


FYI, the cert for ttgoldguide.com was just renewed, at first with a 1024-bit 
DSA cert that was probably a mistake:
snip
Of course it has been replaced with a 1024-bit RSA certificate



Thanks to all of you who participated in this discussion and provided 
data about certificates this CA hierarchy.


We are proceeding with the removal of this root certificate in the 
following bug:


https://bugzilla.mozilla.org/show_bug.cgi?id=1145270

This change is in NSS 3.18.1, which is expected to land in Firefox 38.

Thanks,
Kathleen


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Re: Security Blog about 1024-bit certs

2015-04-20 Thread Kathleen Wilson

On 12/1/14 9:25 AM, Kathleen Wilson wrote:

On 9/8/14 5:05 PM, Kathleen Wilson wrote:

I posted a security blog about 1024-bit certs...

https://blog.mozilla.org/security/2014/09/08/phasing-out-certificates-with-1024-bit-rsa-keys/





The third and final phase of migrating off of 1024-bit root 
certificates involves the changes identified in Bugzilla Bug #986019, 
which relates to Equifax root certificates that are owned by Symantec.


https://bugzilla.mozilla.org/show_bug.cgi?id=986019
==
turn off the WebSites and Code Signing trust bits for the following 
1024-bit root certificates owned by Symantec.


 Equifax
 Equifax Secure Certificate Authority   
 Equifax Secure CA  
 1998 Aug 22
 2018 Aug 22
 SHA-1
 SHA1 Fingerprint: 
D2:32:09:AD:23:D3:14:23:21:74:E4:0D:7F:9D:62:13:97:86:63:3A


 Equifax Secure Inc.
 Equifax Secure Global eBusiness CA-1   
 1999 Jun 21
 2020 Jun 21
 MD5
 SHA1 Fingerprint: 
7E:78:4A:10:1C:82:65:CC:2D:E1:F1:6D:47:B4:40:CA:D9:0A:19:45

==

These changes were made in NSS 3.18, and landed in Firefox 38. However, 
when Firefox 38 went into Beta there was a huge spike in the number of 
certificate verification errors that are attributed to turning off the 
Websites trust bit for the Equifax Secure Certificate Authority	 root.


So, a new bug was filed to temporarily re-enable the trust bits for the 
Equifax Secure Certificate Authority root.


https://bugzilla.mozilla.org/show_bug.cgi?id=1155279

We will be doing further analysis to determine if we can provide a 
smoother transition for website administrators who will be impacted by 
this change.


Thanks,
Kathleen







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