Top 10 Free Threat Intelligence Tools for MSSPs

A practical guide for MSSPs listing ten free threat intelligence tools (including MISP, OpenCTI, AlienVault OTX, TheHive, Pulsedive, Wazuh, MITRE ATT&CK, CISA KEV, Abuse.ch feeds, and SANS ISC) with descriptions of their best uses, strengths, and integrations; plus mentions of limited-free platforms (VirusTotal, GreyNoise, Shodan) and a highlight of SOCRadar Labs and SOCRadar XTI as broader paid/free offerings for dark web monitoring, attack surface management, and multi-tenant MSSP workflows.