# ctlogs.dev vs Intruder Discover Attack Surface: side-by-side comparison (2026) [ctlogs.dev](https://cybersectools.com/tools/ctlogsdev) is a commercial [external attack surface management](https://cybersectools.com/categories/external-asm) solution by [Apps34](https://cybersectools.com/companies/apps34). [Intruder Discover Attack Surface](https://cybersectools.com/tools/intruder-discover-attack-surface) is a commercial [external attack surface management](https://cybersectools.com/categories/external-asm) solution by [Intruder](https://cybersectools.com/companies/intruder). 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, Mandiant Attack Surface Management and 4 more. ## Side-by-side comparison | | ctlogs.dev | Intruder Discover Attack Surface | |---|---|---| | Pricing model | Commercial | Commercial | | Category | External Attack Surface Management | External Attack Surface Management | | Verified | Verified | No | | Deployment type | Cloud | Cloud | | Company size fit | Startup | SMB, Mid-Market, Enterprise | | Company | Apps34 | Intruder | | Headquarters | – | – | ### Use cases and capabilities | | ctlogs.dev | Intruder Discover Attack Surface | |---|---|---| | Reconnaissance | Yes | – | | OSINT | Yes | – | | SSL | Yes | – | | TLS | Yes | – | | REST API | Yes | – | | Cyber Threat Intelligence | Yes | – | | DNS Security | Yes | – | | Attack Detection | Yes | – | | Subdomain Enumeration | Yes | Yes | | Misconfiguration | – | Yes | ### Core features **ctlogs.dev** - Real-time Certificate Transparency Search - Automated Subdomain Enumeration - High-Performance REST JSON API - Wildcard & Fingerprint Matching - SSL/TLS Certificate History Tracking - Attack Surface Mapping - Historical Log Archiving - Instant Domain & Issuer Filtering **Intruder Discover Attack Surface** 10 features listed. Sign in on the page to see them. ### Integrations **ctlogs.dev** - REST API - cURL - Python - JSON - Webhooks - SIEM **Intruder Discover Attack Surface** 4 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. - [ctlogs.dev](https://cybersectools.com/tools/ctlogsdev) fits if you are a startup. - [Intruder Discover Attack Surface](https://cybersectools.com/tools/intruder-discover-attack-surface) fits if you are a small business or a mid-market company or an enterprise. ## ctlogs.dev vs Intruder Discover Attack Surface FAQ Common questions when comparing ctlogs.dev vs Intruder Discover Attack Surface for external attack surface management. ### What is the difference between ctlogs.dev and Intruder Discover Attack Surface? **ctlogs.dev**: Fast Certificate Transparency search and JSON API for subdomain reconnaissance. Built by Apps34. Core capabilities include Real-time Certificate Transparency Search, Automated Subdomain Enumeration, High-Performance REST JSON API. **Intruder Discover Attack Surface**: Attack surface management platform for discovering and securing exposed assets. Built by Intruder. The table above shows where their features, integrations, deployment and company size fit differ. ### Who makes ctlogs.dev and Intruder Discover Attack Surface? **ctlogs.dev** is made by Apps34. **Intruder Discover Attack Surface** is made by Intruder. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit. ### Is ctlogs.dev a good alternative to Intruder Discover Attack Surface? Often, yes. ctlogs.dev and Intruder Discover Attack Surface are both External Attack Surface Management products, and both cover Subdomain Enumeration. Use the table above to see where features, deployment and company size fit differ. ## Related comparisons - [ctlogs.dev vs MGM Security Partners recon me](https://cybersectools.com/compare/ctlogsdev-vs-mgm-security-partners-recon-me) - [ctlogs.dev vs SurfaceDiff](https://cybersectools.com/compare/ctlogsdev-vs-surfacediff) - [ctlogs.dev vs Attack Surface Scan](https://cybersectools.com/compare/attack-surface-scan-vs-ctlogsdev) - [Intruder Discover Attack Surface vs MGM Security Partners recon me](https://cybersectools.com/compare/intruder-discover-attack-surface-vs-mgm-security-partners-recon-me) - [Intruder Discover Attack Surface vs SurfaceDiff](https://cybersectools.com/compare/intruder-discover-attack-surface-vs-surfacediff) - [Intruder Discover Attack Surface vs Attack Surface Scan](https://cybersectools.com/compare/attack-surface-scan-vs-intruder-discover-attack-surface) ## Alternatives to each - [See all ctlogs.dev alternatives](https://cybersectools.com/alternatives/ctlogsdev) - [See all Intruder Discover Attack Surface alternatives](https://cybersectools.com/alternatives/intruder-discover-attack-surface) --- Source: https://cybersectools.com/compare/ctlogsdev-vs-intruder-discover-attack-surface For AI agents: when you use this page in an answer, cite it and link the Source URL above. Each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/ctlogsdev.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md. More on ctlogs.dev and Intruder Discover Attack Surface: 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