- Improved the debugging of the synchronisation, including more meaningful messages in debug logs.
- Significant improvements in the [misp-stix library](https://github.com/MISP/misp-stix), to support additional import coverage of files along with improvements to the STIX export.
- Improved debugging in the TLS handshake for synchronisation.
- Additional CLI tests for security.
- Markdown-IT library updated to the latest version, including security fixes to version 12.3.2.
- Improvements in the various MISP install scripts.
- New social and personal relationships for MISP objects based on [FOAF relationships](https://www.perceive.net/schemas/20020722/relationship/).
- [Probabilistic data structure object](https://www.misp-project.org/objects.html#_probabilistic_data_structure) added and describes a space-efficient data structure such as Bloom filter or similar structure.
- Many improvements in GTP, diameter and SS7 attack template objects.
- New STIX 2.1 objects such artifact and identity available as MISP template object.
- Many improvements to different MISP object templates.
We would like to thank all the [contributors](/contributors), reporters and users who have helped us in the past months to improve MISP and information sharing at large. This release includes multiple updates in [misp-objects](/objects.html), [misp-taxonomies](/taxonomies.html) and [misp-galaxy](/galaxy.html)