# Appendices

- [Data Sets - Unique Fields](/ctac-guide/overview/elastic-stack/appendices/data-sets-unique-fields.md)
- [Data Sets - Common Fields](/ctac-guide/overview/elastic-stack/appendices/data-sets-common-fields.md)
- [Elastic Stack Field Listing: wl\_\*](/ctac-guide/overview/elastic-stack/appendices/elastic-stack-field-listing-wl_.md)