# TAXII Feeds — Spectra Intelligence

> Spectra Intelligence TAXII feeds deliver curated threat intelligence in STIX 2.1 format via TAXII 2.1, enabling integration with platforms like OpenCTI.

The TAXII feeds deliver threat intelligence in STIX format via the TAXII 2.1 protocol, enabling integration with third-party platforms like OpenCTI.

## Common Use Cases

### Get ransomware indicators

- **[Ransomware Indicators TAXII Feeds (TCTF-0001 + TCTF-0002)](tctf-0001-0002.md)** - Curated ransomware IOCs including files, C2 infrastructure, and payload delivery URLs. Available in Full and Lite versions.

### Get organization-specific indicators

- **[Networking Indicators TAXII Feeds - Flexible Intel Feed API (TCTF-0003)](tctf-0003.md)** - Personalized IOC feed based on your organization's submissions to Spectra Intelligence, enriched with ReversingLabs context.

## All TAXII Feeds


