Network Security Monitoring

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 »

With Corelight’s latest software release, v19, we are excited to announce the expansion of our Encrypted Traffic Collection (ETC). The ETC was introduced in late 2019, but as a reminder it’s a collection of security insights around SSL/TLS and SSH... Read more »

CVE-2020-13777 is a high severity issue in GnuTLS. In a nutshell, GnuTLS versions between 3.6.4 (released 2018-09-24) and 3.6.14 (2020-06-03) have a serious bug in their session resumption code, which lets attackers either completely decrypt... Read more »

Editor’s Note: Richard recently shared his thoughts on our blog which are now included in an article contributed to StateTech on why the overarching role of the network and election infrastructure is worthy of a deep assessment right now. If state... Read more »

One of the most popular and regularly occurring questions I see in network security monitoring forums involves how to instrument a small office – home office (SOHO) environment. There are ways to accomplish this goal. For example, I instrument my... Read more »

Corelight sensors put your organization in the best position to watch over DNS traffic with a rich, powerful Network Traffic Analysis (NTA) data set. This article highlights the benefits of Corelight DNS logs, and demonstrates how Splunk Enterprise... Read more »

Due to the tragic Covid-19 pandemic, as we are all experiencing first hand, most governments and health officials are either mandating or encouraging those who can work from home to do so, as part of widespread “social distancing” measures. Remote... Read more »

Introducing Corelight’s new story + the value of NTA Read more »

RSA 2020 is fast approaching, and a colleague asked what talks I planned to attend. As I am not attending RSA, I thought I would answer her question anyway, with the hopes that those participating in the conference might benefit from my review of... Read more »

In addition to other great news we’ve recently shared, I’m pleased to announce that Corelight sensors now support the Elastic Common Schema (ECS) via our Corelight ECS Mapping. Read more »