Security | Threat Detection | Cyberattacks | DevSecOps | Compliance

Zeek is a powerful open-source network analysis tool that allows users to monitor traffic and detect malicious activities. Users can write packages to detect cybersecurity events, like this GitHub repo that detects C2 from AgentTesla (a well-known malware family). Automating summarization and documentation using AI is often helpful when analyzing Zeek packages.

According to Forrester Research, “How do we reduce our SIEM ingest costs?” is one of the top inquiries they receive from clients. Many security organizations rely on SIEMs for their detection, investigation, and response workflows, ingesting critical security information and events to detect and respond to threats.

MITRE’s Caldera is a cybersecurity platform developed to simulate adversarial tactics, techniques, and procedures (TTPs). Built upon the MITRE ATT&CK framework, Caldera is an open-source tool designed to help cybersecurity professionals and organizations assess their defenses, uncover vulnerabilities, and enhance their overall security posture. By emulating real-world cyber threats, Caldera enables blue teams to test detection and response mechanisms under realistic conditions.

How Corelight Open NDR secures cloud workloads beyond runtime security tools.