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@@ -253,6 +253,8 @@ Build an attack chain for the latest engagement and export the node list with se
 
 ## Changelog (Recent)
 
+- 2025-12-07 – Added FOFA network space search engine tool (fofa_search) with flexible query parameters and field configuration.
+- 2025-12-07 – Fixed positional parameter handling bug: ensure correct parameter position when using default values.
 - 2025-11-20 – Added automatic compression/summarization for oversized tool logs and MCP transcripts.
 - 2025-11-17 – Introduced AI-built attack-chain visualization with interactive graph and risk scoring.
 - 2025-11-15 – Delivered large-result pagination, advanced filtering, and external MCP federation.