News

July 11, 2023

Kestrel Data Retrieval Explained

Kestrel provides a layer of abstraction to compose hunt-flows with standard hunt steps that run across many data sources and data types. This blogs overviews how data is retrieved, processed, and stored in Kestrel, and explains the 10x data retrieval performance improvement through Kestrel 1.5, 1.6, and 1.7.
May 22, 2023

OCA Breakfast at RSA 2023

In conjunction with RSAC, the Open Cybersecurity Alliance (OCA) hosted a breakfast event on Wednesday, 26 April. With over 200 people that signed up, the meeting was a mix of short presentations and lively discussions. Here are a few impressions from the event. If you are interested in learning more about OCA, or would like to get involved, you can find links […]
February 27, 2023

A Kestrel Analytics to Detect Lateral Movement

Given the dramatic rise in number of cybersecurity attacks in the recent years, threat hunting is very important to secure businesses and enterprises. This post discusses a new approach to detect lateral movement and shows how this approach can be applied on the data read using STIX-Shifter in the Kestrel threat hunting platform.
February 15, 2023

Introducing the Indicators of Behavior (IOB) Sub-Project

Recently, the Open Cybersecurity Alliance announced that our Indicator of Behavior (IOB) Working Group has transitioned to an official sub-project within the Alliance. I wanted to share a little bit about this effort and explain why we want you to join us. The main goal of the IOB effort is to create a standard way to represent cyber adversary behaviors […]