Re: Problems with revoked certificate

2008-07-17 Thread albertlb

Thank you very much. I have enabled crl verification in the openvpn and now
It works



Patrick Patterson-3 wrote:
> 
> On July 16, 2008 09:32:41 am albertlb wrote:
>> Hello
>>
>> I am using a debian pc with openssl and openvpn. The problem is I have
>> revoked a user certificate but the user still has access to the vpn. In
>> the
>> crl.pem file appears the reference to this user. What could It happen?
>>
>> Thank you http://www.nabble.com/file/p18487517/openssl.cnf openssl.cnf
> 
> If I am not mistaken, OpenVPN does not automatically fetch the new CRL,
> and 
> must be told specifically to do CRL verification.
> 
> So, if your CA is not on the OpenVPN machine (which would be a VERY good 
> thing :), you have to make sure that the CRL gets replicated from the CA
> out 
> to the machine, and put in the location specified by the crl-verify
> option.
> 
> As a note: This is an OpenVPN configuration question, not an OpenSSL 
> question - you probably will get better support asking on the OpenVPN
> mailing 
> list.
> 
> Have fun.
> 
> -- 
> Patrick Patterson
> President and Chief PKI Architect,
> Carillon Information Security Inc.
> http://www.carillon.ca
> __
> OpenSSL Project http://www.openssl.org
> User Support Mailing Listopenssl-users@openssl.org
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> 
> 

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Re: Problems with revoked certificate

2008-07-16 Thread Michael Sierchio

albertlb wrote:


I am using a debian pc with openssl and openvpn. The problem is I have
revoked a user certificate but the user still has access to the vpn. In the
crl.pem file appears the reference to this user. What could It happen?

Thank you http://www.nabble.com/file/p18487517/openssl.cnf openssl.cnf 


Someone has already answered the CRL question, but I feel the need
to point out that certificate validity isn't adequate for access
authorization.  That is, conflating authentication and authorization
is usually a mistake.

- M
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Re: Problems with revoked certificate

2008-07-16 Thread Patrick Patterson
On July 16, 2008 09:32:41 am albertlb wrote:
> Hello
>
> I am using a debian pc with openssl and openvpn. The problem is I have
> revoked a user certificate but the user still has access to the vpn. In the
> crl.pem file appears the reference to this user. What could It happen?
>
> Thank you http://www.nabble.com/file/p18487517/openssl.cnf openssl.cnf

If I am not mistaken, OpenVPN does not automatically fetch the new CRL, and 
must be told specifically to do CRL verification.

So, if your CA is not on the OpenVPN machine (which would be a VERY good 
thing :), you have to make sure that the CRL gets replicated from the CA out 
to the machine, and put in the location specified by the crl-verify option.

As a note: This is an OpenVPN configuration question, not an OpenSSL 
question - you probably will get better support asking on the OpenVPN mailing 
list.

Have fun.

-- 
Patrick Patterson
President and Chief PKI Architect,
Carillon Information Security Inc.
http://www.carillon.ca
__
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Problems with revoked certificate

2008-07-16 Thread albertlb

Hello

I am using a debian pc with openssl and openvpn. The problem is I have
revoked a user certificate but the user still has access to the vpn. In the
crl.pem file appears the reference to this user. What could It happen?

Thank you http://www.nabble.com/file/p18487517/openssl.cnf openssl.cnf 
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