Zeek

Corelight recently released our 1.15 software update which includes some fantastic new features, including our first group of curated Bro Packages which we’re calling the “Core Collection.” In this blog post, I’ll tell you a bit more about how... Read more »

When we founded Corelight in 2013, one of our goals was to build an organization that could sustain open-source Bro development long term. At that time, the core team behind Bro was still funded primarily through grants from the National Science... Read more »

Incident response, threat hunting and cybersecurity in general relies on great data. Just like the rest of the world where virtually everything these days is data-driven, from self-driving cars to personalized medicine, effective security strategies... Read more »

Bro provides enriched network visibility for top organizations around the world, and there are many use cases for Bro logs. The security field uses Bro data for incident response and cyber threat hunting. But Bro log use cases don’t always have to... Read more »

If you’re reading this blog, you probably know that Bro can uncover indicators of compromise and discover adversary lateral movement by monitoring east-west traffic within the enterprise. But you may not know about one of the best sources of data... Read more »

We started Corelight to bring the power of Bro network monitoring to an audience that is interested in security, stability, and long-term sustainability. Even though we created and built Bro over the last 20 years, when we developed our commercial... Read more »

We’re proud to announce the Corelight for Splunk app is available! Using the new app (and its associated Technology Add-on (TA)), you can now monitor the health and performance of Corelight Sensors in Splunk and explore the rich data Bro provides... Read more »

I’ve enjoyed meeting many companies and leaders in the Bay Area over the past few months. The best surprise I had in doing so was with Corelight (where I recently joined as their chief product officer). Despite many years in security, when they... Read more »

If you are familiar with Bro scripts you have probably encountered redefs, which allow you to change a number of Bro settings. One commonly used redef is Site::local_nets, which lists the networks that Bro considers local. Read more »

Last Tuesday Corelight hosted the Bay Area’s first meetup for the open-source Bro network security monitor and we saw a great turnout of Bro fanatics and first-timers alike at our San Francisco headquarters. Read more »