wifit3 is a free, open-source wireless security auditing tool for Windows, macOS, and Linux. It uses compatible USB Wi-Fi adapters to inspect wireless networks without relying on conventional operating system wireless drivers. Its real-time scanner monitors 2.4 GHz and 5 GHz networks, encryption protocols, signal strengths, and connected devices. Multiple adapters can operate simultaneously for packet collection and network analysis. Security testing features include WPA/WPA2 handshake capture, PMKID collection, and WPS vulnerability assessment. The software also supports legacy WEP testing and investigations of WPA3 transition-mode weaknesses. Packet activity dashboards provide visibility into wireless traffic and testing operations. Written in Python, it incorporates its own wireless stack and does not require external auditing suites.
Features
- Cross-platform wireless network auditing with supported USB Wi-Fi adapters
- Real-time 2.4 GHz and 5 GHz network scanning with encryption identification
- Simultaneous multi-adapter packet capture and wireless traffic monitoring
- WPA/WPA2 handshake and PMKID collection for authorized security assessments
- WPS vulnerability testing and legacy WEP security evaluation tools
- Wireless device fingerprinting, hidden network analysis, and packet activity dashboards