Corelight Bright Ideas Blog

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Feel free to edit this text to reflect your unique voice and message. Tell visitors what you do, why you do it, and what sets you apart.

Stories by Johanna

Zeek

Detecting GnuTLS CVE-2020-13777 using Zeek

Find a technical description of the bug, how it can be detected in network traffic, and how a short Zeek script can detect vulnerable servers.

Johanna Amann Jun 11, 2020

Industry

The sun sets on TLS 1.0

The major web browsers announced their intent to disable support for TLS 1.0 and TLS 1.1 in 2020. What does this mean, and what are the consequences?

Johanna Amann Sep 16, 2019

Zeek

Runtime Options: the Bro Configuration Framework

Redefs allow the re-definition of already defined constants in Bro. This is often done in local.bro. To modify Site::local_net, use code similar to...

Johanna Amann Feb 13, 2018

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Corelight Bright Ideas Blog

This is the Custom Rich Text module

Stories by Johanna

Detecting GnuTLS CVE-2020-13777 using Zeek

The sun sets on TLS 1.0

Runtime Options: the Bro Configuration Framework

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