Full Disclosure mailing list archives

Re: Slightly OT: What SSL cert do you consider strongest?


From: John Adams <jna () twitter com>
Date: Thu, 24 Oct 2013 10:23:13 -0700

You're forgetting about certificate pinning which defeats MiTM if the
certificate is issued by an unauthorized CA.

For example, here at Twitter we have certificate pinning in all of our
clients to ensure SSL certificates are only signed by trusted CAs and as
well as Chrome.

Emerging standards like TACK and DANE will help greatly with this issue.

-j



On Wed, Oct 23, 2013 at 3:12 AM, <gremlin () gremlin ru> wrote:

On 22-Oct-2013 16:14:00 -0400, David Miller wrote:

 > After the PRISM and other Snowden leaks, inquiring minds want to
 > know: whose SSL certs are to be trusted?
 > Is a self-signed cert likely to be stronger?

Obviously, yes: any issuer in any country may be forced (by local
authorities) to issue a valid certificate for any host or domain,
so no one will be able to distinguish between original host with
updated certificate and MitM proxy operated by feds.


--
Alexey V. Vissarionov aka Gremlin from Kremlin <gremlin ПРИ gremlin ТЧК ru>
GPG: 8832FE9FA791F7968AC96E4E909DAC45EF3B1FA8 @ hkp://keys.gnupg.net

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