The MISP is an open source software solution for collecting, storing, distributing and sharing cyber security indicators and threats about cyber security incidents analysis and malware analysis. MISP is designed by and for incident analysts, security and ICT professionals or malware reversers to support their day-to-day operations to share structured information efficiently.
MISP-STIX 2026.3.13 Released
MISP-STIX v2026.3.13: Improved Indicator-Observable Matching and Expanded STIX Coverage
Introduction
misp-stix is the Python library powering bidirectional conversion between MISP and STIX (versions 1.x, 2.0, and 2.1).
It is used by MISP core software, available as misp-stix on PyPI, and also available directly as a conversion service on cti-transmute.org.