Censys Python Library is a free external attack surface management solution. Palo Alto Networks Cortex Xpanse is a commercial external attack surface management solution by Palo Alto Networks. Features, integrations, deployment and the company behind each one, side by side.
What our shortlists say about the one we picked.
Best for: Large companies wanting automated fixes for exposures
It earns a place because it goes past listing exposures, since automated playbooks close them without a ticket, which suits a large company with a sprawling footprint. It fits mid-market and enterprise teams. Agree up front which fixes the playbooks may run on their own, because automatic changes to live assets need an owner.
From Best Attack Surface Management Solutions for Business, Fall 2026
Reviewed by Nika (Nikoloz) Kokhreidze.
An easy-to-use and lightweight API wrapper for Censys APIs with support for Python 3.8+.
Active attack surface mgmt solution for discovering & remediating unknown risks
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Based on what each listing shows: deployment, company size, price and open source.
Censys Python Library fits if you are a startup or a small business, you need a free product and you want an open-source product.
Common questions when comparing Censys Python Library vs Palo Alto Networks Cortex Xpanse for external attack surface management.
Censys Python Library: An easy-to-use and lightweight API wrapper for Censys APIs with support for Python 3.8+.
Palo Alto Networks Cortex Xpanse: Active attack surface mgmt solution for discovering & remediating unknown risks, built by Palo Alto Networks.
The table above shows where their features, integrations, deployment and company size fit differ.
Censys Python Library is open-source with 457 GitHub stars. Palo Alto Networks Cortex Xpanse is made by Palo Alto Networks. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.
Often, yes. Censys Python Library and Palo Alto Networks Cortex Xpanse are both External Attack Surface Management products, and both cover Reconnaissance. Key differences: Censys Python Library is Free while Palo Alto Networks Cortex Xpanse is Commercial, Censys Python Library is open-source. Use the table above to see where features, deployment and company size fit differ.
Need the answer fast? Best Attack Surface Management Solutions for Business picks Palo Alto Networks Cortex Xpanse, Microsoft Defender EASM, Google Mandiant Attack Surface Management and 4 more.See the shortlist
