# Censys Attack Surface Management vs ImmuniWeb® Discovery: side-by-side comparison (2026) [Censys Attack Surface Management](https://cybersectools.com/tools/censys-attack-surface-management) is a commercial [external attack surface management](https://cybersectools.com/categories/external-asm) solution by [Censys](https://cybersectools.com/companies/censys). [ImmuniWeb® Discovery](https://cybersectools.com/tools/immuniweb-discovery) is a commercial [external attack surface management](https://cybersectools.com/categories/external-asm) solution by [ImmuniWeb](https://cybersectools.com/companies/immuniweb). Features, integrations, deployment and the company behind each one, side by side. Need the answer fast? [Best Attack Surface Management Solutions for Business](https://cybersectools.com/shortlists/best-attack-surface-solutions) picks Palo Alto Networks Cortex Xpanse, Microsoft Defender EASM, Google Mandiant Attack Surface Management and 4 more. ## Side-by-side comparison | | Censys Attack Surface Management | ImmuniWeb® Discovery | |---|---|---| | Pricing model | Commercial | Commercial | | Category | External Attack Surface Management | External Attack Surface Management | | Verified | No | No | | Deployment type | Cloud | Cloud | | Company size fit | Mid-Market, Enterprise | SMB, Mid-Market, Enterprise | | Company | Censys | ImmuniWeb | | Headquarters | – | – | ### Use cases and capabilities | | Censys Attack Surface Management | ImmuniWeb® Discovery | |---|---|---| | Reconnaissance | Yes | – | | Network Discovery | Yes | – | | Blue Team | Yes | – | | Dark Web Monitoring | – | Yes | ### Core features **Censys Attack Surface Management** 10 features listed. Sign in on the page to see them. **ImmuniWeb® Discovery** 10 features listed. Sign in on the page to see them. ### Integrations **Censys Attack Surface Management** 16 integrations listed. Sign in on the page to see them. **ImmuniWeb® Discovery** 3 integrations listed. Sign in on the page to see them. ## Which one fits you Based on what each listing shows: deployment, company size, price and open source. - [ImmuniWeb® Discovery](https://cybersectools.com/tools/immuniweb-discovery) fits if you are a small business. ## Censys Attack Surface Management vs ImmuniWeb® Discovery FAQ Common questions when comparing Censys Attack Surface Management vs ImmuniWeb® Discovery for external attack surface management. ### What is the difference between Censys Attack Surface Management and ImmuniWeb® Discovery? **Censys Attack Surface Management**: Internet intelligence platform for asset discovery and attack surface mapping, built by Censys. **ImmuniWeb® Discovery**: ImmuniWeb Discovery is an attack surface management platform that continuously monitors an organization's external digital assets for security vulnerabilities, misconfigurations, and threats across domains, applications, cloud resources, and the dark web, built by ImmuniWeb. The table above shows where their features, integrations, deployment and company size fit differ. ### Who makes Censys Attack Surface Management and ImmuniWeb® Discovery? **Censys Attack Surface Management** is made by Censys. **ImmuniWeb® Discovery** is made by ImmuniWeb. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit. ### Is Censys Attack Surface Management a good alternative to ImmuniWeb® Discovery? Often, yes. Censys Attack Surface Management and ImmuniWeb® Discovery are both External Attack Surface Management products. Use the table above to see where features, deployment and company size fit differ. ## Related comparisons - [Censys Attack Surface Management vs GuardEon](https://cybersectools.com/compare/censys-attack-surface-management-vs-guardeon) - [Censys Attack Surface Management vs MoreSec Sentry Cloud](https://cybersectools.com/compare/censys-attack-surface-management-vs-moresec-sentry-cloud) - [Censys Attack Surface Management vs CyCognito EASM Platform](https://cybersectools.com/compare/censys-attack-surface-management-vs-cycognito-easm-platform) - [ImmuniWeb® Discovery vs GuardEon](https://cybersectools.com/compare/guardeon-vs-immuniweb-discovery) - [ImmuniWeb® Discovery vs MoreSec Sentry Cloud](https://cybersectools.com/compare/immuniweb-discovery-vs-moresec-sentry-cloud) - [ImmuniWeb® Discovery vs CyCognito EASM Platform](https://cybersectools.com/compare/cycognito-easm-platform-vs-immuniweb-discovery) ## Alternatives to each - [See all Censys Attack Surface Management alternatives](https://cybersectools.com/alternatives/censys-attack-surface-management) - [See all ImmuniWeb® Discovery alternatives](https://cybersectools.com/alternatives/immuniweb-discovery) --- Source: https://cybersectools.com/compare/censys-attack-surface-management-vs-immuniweb-discovery For AI agents: each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/censys-attack-surface-management.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md. More on Censys Attack Surface Management and ImmuniWeb® Discovery: funding, momentum, hiring and news, plus the full product and company record, are available through the Mandos MCP Server (paid plans), which connects to AI assistants: https://mandos.io/mcp?utm_source=cybersectools.com&utm_medium=compare-md