[Bro] Information on OCSP and CRL

Vlad Grigorescu vladg at illinois.edu
Thu Feb 9 11:37:44 PST 2017


There's an optional script for OCSP validation:

To use:
> @load protocols/ssl/validate-ocsp


Tony Waller <twaller at bivio.net> writes:

> I am looking for additional information on utilizing OCSP and CRL in Bro NSM. I would like to know if certificates from clients can be checked in real-time or near real-time against a CRL? Also, can Bro NSM perform a OCSP request to a RA and check a certificate to determine if it is valid? If this is the case where in Bro NSM do you set the address for the RA or CRL responder?
> Sincerely,
> Tony
> Tony Waller, CISSP
> Director, Systems Engineering
> Bivio Networks, Inc.
> “Powering Advanced Cyber Operations” (TM)
> Mobile (443) 994-0936
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