ONYPHE is described as 'Search engine for open-source and cyber threat intelligence data collected by crawling various sources available on the Internet or by listening to Internet background noise' and is a penetration testing tool in the security & privacy category. There are six alternatives to ONYPHE, not only websites but also apps for a variety of platforms, including Self-Hosted, Google Chrome, SaaS and Docker apps. The best ONYPHE alternative is Shodan, which is free. Other great sites and apps similar to ONYPHE are Censys, FOFA, ScanSearch and Attack Surface Monitor.
Shodan is a search engine that lets you find specific computers (routers, servers, etc.) using a variety of filters. Some have also described it as a public port scan directory or a search engine of banners.
United States
Censys is a search engine that allows computer scientists to ask questions about the devices and networks that compose the internet.
United States
On-demand internet scanner. Trigger a live port and service scan of any IP, CIDR or country via REST API and get fresh results in seconds.
Spain
EU
Attack Surface Monitor discovers and tracks what your organisation exposes to the internet, from a server you control. It ships as a single Go binary with SQLite - no database server, no agents, no telemetry.
Discover, monitor, and protect your organization's entire digital footprint with real-time alerts for security changes.
United Arab Emirates
