Paste your firewall rules and get instant analysis. Detect shadow rules, redundant policies, overlaps, and compliance issues in seconds.
Drag & drop a file here, or click to browse
Supports JSON, CSV, and text files (max 1MB)
Your rules are analyzed in memory only. We never store your configuration data.
Don't have rules handy?
Find rules that never match traffic because earlier rules already handle it.
Identify duplicate or near-identical rules that can be consolidated.
Detect rules with overlapping criteria that may cause unexpected behavior.
Find rules with matching criteria but different actions (allow vs deny).
Supports Palo Alto, Fortinet, Check Point, Cisco ASA, and OPNsense.
Rules are analyzed in memory only. We never store your configuration data.
FwChange provides continuous firewall monitoring, change management, compliance reporting, and JIRA integration.