Secure Ports vs 404 Network

Application scans ports on the device and displays busy ports opened by other applications. Secure ports is a useful tool that provides a comprehensive display of the ports opened by other applications on your device. Its primary function is to give users insight into which ports are currently in use. By displaying the ports opened by other applications, the app helps users assess the potential security risks and take necessary precautions. It allows users to identify any open ports that may be unnecessary or unexpected, which could indicate vulnerabilities or potential entry points for attackers. Armed with this knowledge, users can then implement appropriate security measures, such as closing or restricting access to unnecessary ports, updating software with known vulnerabilities, or configuring firewalls and network settings to better protect their system. Overall, the Secure Ports app serves as a valuable tool for network administrators, security professionals, or even individual users concerned about the security of their systems. It provides transparency into the device's open ports, allowing for proactive security measures to be implemented and helping to safeguard against potential threats.

404 Network is the most comprehensive network diagnostics toolkit for iOS and macOS. Whether you're a network engineer troubleshooting connectivity or a security enthusiast auditing your home network, 404 gives you professional-grade tools in a beautiful native app. CORE TOOLS (FREE) • Real ICMP Ping with live latency charts • Visual Traceroute with hop-by-hop analysis • DNS Lookup with multiple server comparison • Speed Test with ISP detection • WiFi Info with signal strength monitoring • Port Scanner with service detection • Network Discovery with live topology map • Wake-on-LAN for remote device power • HTTP Probe for web server testing • Whois domain lookup PRO FEATURES • 70+ network diagnostic tools • Unlimited saved devices with background monitoring • Full port scan results with banner grabbing • 30-day diagnostic history with CSV/JSON/PDF export • Color tags, device groups, and topology presets • Community speed map — compare ISP performance in your area • Security Audit with vulnerability detection • WiFi Channel Analyzer • Smart Home device diagnostics • LAN Speed Test and Micro Speed Logger PRO+ ADVANCED • AI Assistant powered by Claude or on-device Apple Intelligence • AI-guided Security Audit and Penetration Test flows • Remote Sensor dispatch — run tools from multiple network vantage points • BLE Scanner Pro with GATT exploration and characteristic writing • NFC Toolkit — read, write, and clone-detect NFC tags • SSH Tester, SNMP Walker, Credential Checker • Subdomain Finder, CORS Checker, CSP Analyzer • Packet Crafter, Payload Library, Directory Scanner PRIVACY FIRST • No ads. No tracking. No analytics. • All network data stays on your device • Community features are opt-in with location rounded to ~500m • AI features require your own API key — we never see your data • Full GDPR compliance with data export and deletion