Network Detection Response

We’re excited to announce that the Command and Control (C2) Collection is now available with today’s launch of version 21 of the Corelight software. One of the most important ways that defenders can quickly identify and contain a security incident... Read more »

Can you be sure attackers aren’t hiding in your encrypted traffic? Can your investigators go back 18 months ago to find what they need? Do your DNS queries all have responses, and are they what you expected? Do your alerts mean something, or nothing? Read more »

Recently, Trustwave reported on a new malware family which they discovered during a breach investigation. The backdoor, dubbed Pingback, executes on Windows systems and communicates with its controller via ICMP messages. ICMP (Internet Control... Read more »

Through our newly announced partnership with CrowdStrike, Corelight customers will be able to incorporate CrowdStrike’s best-in-class threat intelligence into Corelight Sensors to generate actionable alerts and network evidence. In addition, by... Read more »

The past few weeks have seen several developments around Community ID, our open standard for rendering network traffic flow tuples into a concise textual representation. I’d like to summarize them in this blog post. Read more »

I often develop packages for Zeek in cluster mode. In this configuration, it can be difficult to debug your package because it is a continually running environment with real, and often unpredictable, network data. If you add to that other packages... Read more »

Corelight recently teamed up with SOC Prime, creators of advanced cyber analytics platforms, to add support for the entire Zeek data set into Sigma, the only generic signature language that enables cross-SIEM detections from a single toolset.... Read more »