repo source-backed
jev-shield: semantic MCP firewall
Sits between MCP clients and servers with three layers: structural allowlists, semantic hazard detection via Jev, and session taint tracking; targets poisoned tool descriptions, injection, exfiltration and secrets.
Notes
94% block recall with zero false positives, ~$0.00002 per check, 558 ms median.
source-backed — Public repository, docs or live artifact. About this label
Destinations
Verification levels
- HTTP availability
- Link reachable ·
Method: bounded HTTP request with redirects. HTTP 200 · HTTP response only. Checked destination ↗ · Last reachable - Browser demo scenario
- Not checked
- Build
- Not checked
- Live API test
- Not checked