Halo Security Attack Surface Discovery is a commercial external attack surface management solution by Halo Security. Subfinder is a free external attack surface management solution. Features, integrations, deployment and the company behind each one, side by side.
Discovers and inventories internet-facing assets including subdomains, IPs, and apps.
Fast passive subdomain enumeration tool
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Based on what each listing shows: deployment, company size, price and open source.
Halo Security Attack Surface Discovery fits if you want a cloud product.
Subfinder fits if you need to run it on your own servers, you are a startup, you need a free product and you want an open-source product.
Common questions when comparing Halo Security Attack Surface Discovery vs Subfinder for external attack surface management.
Halo Security Attack Surface Discovery: Discovers and inventories internet-facing assets including subdomains, IPs, and apps. Built by Halo Security.
Subfinder: Fast passive subdomain enumeration tool.
The table above shows where their features, integrations, deployment and company size fit differ.
Halo Security Attack Surface Discovery is made by Halo Security. Subfinder is open-source with 12,248 GitHub stars. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.
Often, yes. Halo Security Attack Surface Discovery and Subfinder are both External Attack Surface Management products, and both cover Subdomain Enumeration. Key differences: Halo Security Attack Surface Discovery is Commercial while Subfinder is Free, Subfinder is open-source. Use the table above to see where features, deployment and company size fit differ.
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