Documentation Updates

• Released Spectra Analyze 9.9.0. See the changelog for details.

• Released Spectra Analyze 9.8.6. See the changelog for details.

• Updated TCA-0405 - Domain Report with the following:
  • Added information about returning domain WHOIS objects in the response.
  • Added a new endpoint for retrieving historical WHOIS records for a requested domain.

• Released File Inspection Engine 3.5.1. See the changelog for details.

• Published TCF-2001 - IOC Feed documentation covering feed delivery, record schema, indicator types, malicious confidence values, labels, relations, selection criteria, and feed query endpoints.

• Updated TCA-0403 - URL Report and TCA-0407 - Network Reputation with information that the top-level categories field now returns only ReversingLabs Threat analyst or user overrides, and no longer includes merged third-party categories. Third-party categories are still available in TCA-0403 third_party_reputations object.

• Updated TCA-0403 - URL Threat Intelligence with a new source request parameter that filters downloaded files by their download source, and a new url response field that indicates the URL each file was downloaded from.

• Released Spectra Detect 6.1. See the changelog for details.

Below are the latest additions and improvements as of May 7, 2026.

Spectra Analyze​

• Released Spectra Analyze 9.8.1 documentation and changelog.

Spectra Detect​

• Released Spectra Detect 6.0.1 documentation and changelog.

File Inspection Engine​

• Released File Inspection Engine 3.2.4 documentation and changelog.

Spectra Intelligence​

• Added MCP Server integration documentation for connecting AI assistants to Spectra Intelligence APIs.
• Updated API documentation with private request flag support for enhanced privacy controls in TCA-0403 and TCA-0407.
• Updated Network Threat Intelligence API documentation for domain/IP classification feature:
  • TCA-0407: Classification now available for URLs, domains, and IP addresses.
  • TCA-0405: Added new classification fields (classification, reason, threat_level, threat_name) to domain reports.
  • TCA-0408: Extended user override support to include domains (previously URL-only).
• Added third-party provider field documentation to Network Threat Intelligence APIs (TCA-0403, TCA-0405, TCA-0406).
• Deprecated TCTF-0002 (Ransomware Indicators Lite Feed) TAXII endpoint.
• Added new VirusTotal migration articles:
  • Migration from VT to Spectra Intelligence - Overview of migration options.
  • VT Compatible API Suite - Drop-in replacement for VirusTotal v3 APIs.
  • Custom Scripts and Enrichment Pipelines - Migrate custom integrations to Spectra Intelligence APIs.

Below are the latest additions and improvements as of April 17, 2026.

Spectra Analyze​

• Released Spectra Analyze 9.8 documentation and changelog.

Spectra Detect​

• Released Spectra Detect 6.0.0 documentation and changelog.
• Released Spectra Detect 5.6.4 documentation (Worker & Hub) and changelog.

File Inspection Engine​

• Released File Inspection Engine 3.2.3 documentation and changelog.
• Released File Inspection Engine 3.2.2 documentation and changelog.