P47H Mesh
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P47H Mesh
Zero-Trust Security
TOCTOU Attack
Time-Of-Check-Time-Of-Use vulnerability
Traditional System
Vulnerable
Traditional Approach
T1:
Check if user has permission
T2:
Permission revoked (attack window)
T3:
Execute action (uses stale T1 result)
⚠️ Access granted despite revocation!
P47H Mesh
Protected
P47H Mesh Approach
T1:
Check permission + capture snapshot
T2:
Permission revoked (doesn't affect snapshot)
T3:
Execute action (validates against snapshot)
✅ Consistent decision!
Ready
Permission
OK
Ready - Click "Check Permission"
Check Permission
Revoke