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Forrester rates Corelight a strong performer

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Corelight now powers CrowdStrike solutions and services

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Alerts, meet evidence.

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5 Ways Corelight Data Helps Investigators Win

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10 Considerations for Implementing an XDR Strategy

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Don't trust. Verify with evidence

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NDR for Dummies

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The Power of Open-Source Tools for Network Detection and Response

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The Evolving Role of NDR

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Detecting 5 Current APTs without heavy lifting

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Network Detection and Response

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Network Detection Response

Detecting CVE-2022-23270 in PPTP

This month, Microsoft announced a vulnerability in PPTP, a part of the VPN remote access services on Windows systems that runs on port 1723/tcp. Through Microsoft’s MAPP program, Corelight Labs reviewed a proof of concept exploit for this... Read more »

Corelight Investigator accelerates threat hunting

This morning we announced Corelight Investigator, an open NDR platform that enables security teams with the next-level evidence they need to disrupt attacks and accelerate threat hunting through an easy-to-use, quick-to-deploy SaaS solution. Read more »

Network evidence for defensible disclosure

Editor's note: This is the second in a series of Corelight blog posts focusing on evidence-based security strategy. Catch up on all of the posts here. Read more »

Sidecars for network monitoring

Editor’s note: This is the second in a series of posts we have planned over the next several weeks where we explore topics such as network monitoring in Kubernetes, using sidecars to sniff and tunnel traffic, show a real-world example of detecting... Read more »

Explore Corelight evidence in Humio Community Edition

Now available: A free and easy way to learn about Humio and Corelight. Read more »

Deeper visibility into Kubernetes environments with network monitoring

Editor’s note: This is the first in a series of posts we have planned over the next several weeks. We will explore topics such as network monitoring in Kubernetes, using sidecars to sniff and tunnel traffic, show a real-world example of detecting... Read more »

Don’t trust. Verify with evidence.

Editor's note: This is the first in a series of Corelight blog posts focusing on evidence-based security strategy. Catch up on all of the posts here. What matters most in a criminal trial? Evidence. Everything depends on the quality and depth of... Read more »

Detecting Log4j exploits via Zeek when Java downloads Java

We have published an initial blog on the Log4j exploit and a followup blog with a second detection method for detecting the first stage of exploits occurring over LDAP. Today, we will discuss a third detection method, this one focused on the... Read more »

Detecting Log4j via Zeek & LDAP traffic

We recently discussed some methods for detecting the Log4j exploit, and we’ve now developed another method that everyone running Zeek® or a Corelight sensor can use. Our new approach is based on the rarity of legitimate downloads of Java via LDAP.... Read more »

Simplifying detection of Log4Shell

Simplifying detection of Log4Shell

Security workers across the world have been busy since last Friday dealing with CVE-2021-44228, the log4j 0-day known as Log4Shell, that is already being heavily exploited across the Internet. Given the huge number of systems that embed the... Read more »