Corelight Bright Ideas Blog: NDR & Threat Hunting Blog

World’s first 100G Zeek sensor

By Sarah Banks – May 23, 2021

As we finished rolling out Corelight’s v21 software release, which saw the delivery of the world’s first 100G, 1U Zeek sensor, I was reminded of when I’d first read the “100G Intrusion Detection” paper written in 2015 at Berkeley Lab. The paper... Read more »

Pingback: ICMP Tunneling Malware

By Corelight Labs Team – May 6, 2021

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 »

CrowdStrike + Corelight partner to reach new heights

By Lana Knop – April 21, 2021

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 »

Extending NDR visibility in AWS IaaS

By Vijit Nair – April 7, 2021

Comprehensive visibility is challenging in a cloud environment. While these environments are rich sources of telemetry and logs, it is challenging for security teams to ensure that logging is configured (and stays configured) on every service, to... Read more »

Getting the most out of your NIDS

By Jon Natkins – March 7, 2021

Network Intrusion Detection Systems (NIDS) are widely deployed by the most sophisticated blue teams in the world. For well-funded organizations, there is little question about the value of NIDS, but adoption is not uniform across the entire... Read more »

Introducing the Cloud Sensor for GCP

By Vijit Nair – November 23, 2020

Visibility is paramount in securing your cloud environment – as the adage goes, you cannot protect what you do not see. However, comprehensive visibility in an IaaS (infrastructure as a service) environment is elusive – you need to make sure that... Read more »

Who’s your fridge talking to at night?

By Gary Fisk – November 18, 2020

I love origin stories – the tales of grand plans, unforeseen circumstances, and necessity that creates something new. These strange times have resulted in something new from Corelight, and I’d like to share how it came to be. Read more »

Zeek in its sweet spot: Detecting F5’s Big-IP CVE10 (CVE-2020-5902)

By Ben Reardon – July 27, 2020

Having a CVE 10 unauthenticated Remote Code Execution vulnerability on a central load balancing device? That’s bad… Read more »

Corelight Splunk App update: New dashboard and data

By Roger Cheeks – July 19, 2020

In support of Corelight’s latest software release, v19, we are pleased to launch our newest installment of the Corelight App for Splunk (Corelight App) and the Corelight Technical Add-on (TA). Both software packages are available on Splunkbase. The... Read more »

Chocolate and peanut butter, Zeek and Suricata

By Brian Dye – June 15, 2020

Some things just go well together. A privilege of working with very sophisticated defenders in the open source community is seeing the design patterns they use to secure their organizations – both technology and workflows. One of the most common has... Read more »