Is intruder.io Safe? Security Analysis for Intruder Systems Ltd
https://intruder.ioCheck if intruder.io is a scam or legitimate. Free security scan and reviews.
Above Technology avg (72)
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SEQ SIA
Lastadijas 12 k-3, Riga, Latvia, LV-1050
Reg. No. 40203410806 • VAT LV40203410806
Support: guard@offseq.com • +371 2256 5353
AI Summary
Intruder Systems Ltd operates a mature and professional SaaS platform focused on cybersecurity vulnerability management and attack surface discovery. Founded in 2015 and based in the UK, Intruder serves over 3000 customers globally, positioning itself as a leader in continuous vulnerability scanning and compliance reporting. The company leverages modern web technologies and integrates with popular IT and security tools to provide actionable insights and prioritization based on threat intelligence. The website reflects a high level of digital maturity with excellent design, navigation, and mobile optimization. Security posture is strong with HTTPS, security headers, and privacy compliance mechanisms in place. While WHOIS data is unavailable due to privacy protection, other legitimacy indicators such as company registration, certifications, and trust center presence support the company's credibility. Overall, Intruder presents a trustworthy and technically sound platform with a clear focus on helping organizations proactively manage cybersecurity risks.
Detected Technologies
6 urgent findings need attention
6 high
Keep intruder.io under constant watch
Guard tracks your live infrastructure daily: certificate expiry, DNS & mail authentication drift, uptime changes, subdomain inventory, and unexpected tracker or content shifts. A full timeline captures every diff so you can prove remediation and spot regressions instantly.
Security drift alerts
Risk score drops, new high-severity issues, and header hardening gaps
Compliance watch
GDPR / NIS2 posture changes with governance evidence snapshots
Infrastructure surface
Unexpected open services, SSL expiry, DNS & email authentication changes
Content & tracker intelligence
Marketing tech shifts, analytics drift, and AI recommendation updates
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Security Headers
7 findings
30/100
GDPR Compliance
2 findings
73/100
NIS2 Compliance
6 findings
47/100
Email Security
2 findings
87/100
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
Intruder's market positioning as a cybersecurity SaaS provider is reinforced by its extensive customer base, industry certifications, and participation in prestigious programs like GCHQ's Cyber Accelerator. The business model is subscription-based with free trials and demos to attract new customers. The company targets IT security professionals, MSPs, MSSPs, and enterprises seeking automated vulnerability management solutions. Its partnership ecosystem includes integrations with major cloud providers and security tools, enhancing its value proposition. Growth indicators include a strong online presence, active content marketing (blogs, webinars, research), and positive customer testimonials. The company maintains a consistent brand image and communicates trust effectively through certifications and transparent policies.
Security Posture Analysis
Comprehensive Security Assessment
The website demonstrates a mature security posture with enforced HTTPS, comprehensive security headers, and no visible exposure of sensitive data. Privacy and cookie policies are implemented with consent mechanisms aligned with GDPR requirements. The presence of a trust center and compliance certifications (ISO 27001, SOC 2, PCI DSS) indicate a strong commitment to security best practices. However, explicit incident response contact information and a security.txt file for vulnerability disclosure are not found, representing areas for improvement. The use of third-party analytics and marketing scripts is balanced with privacy controls. Overall, the security posture supports business continuity and customer trust.
Strategic Recommendations
Priority Actions for Security Improvement
Publish explicit incident response and security contact information to improve transparency and readiness.
✨Observations
AI-powered comprehensive website and business analysis.
AI-Enhanced Website Analysis
Business Insights
Intruder Systems Ltd
Intruder was founded in 2015 to solve the information overload crisis in vulnerability management. It helps organizations discover and prioritize attack surface weaknesses and vulnerabilities with real-time scanning and threat intelligence.
excellent
consistent
Technical Stack
fast
excellent
good
good
Security Assessment
- HTTPS enforced
- Cookie consent mechanism
- No exposed sensitive data in HTML
- Use of security-focused third-party services
- Use of CSP and other headers
Analytics & Tracking
Advertising & Marketing
Website Quality Assessment
Key Observations
Website is fully accessible with no blocking or WAF challenge
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🛡️Security Headers
HTTP security headers analysis and recommendations.
Security Headers
HTTP security headers analysis
Missing X-Frame-Options header
HIGHPrevents clickjacking attacks
Missing X-Content-Type-Options header
MEDIUMPrevents MIME type sniffing
Missing Content-Security-Policy header
HIGHControls resources the browser is allowed to load
Missing X-XSS-Protection header
MEDIUMLegacy XSS protection (deprecated but still recommended)
Missing Referrer-Policy header
LOWControls referrer information sent with requests
Missing Permissions-Policy header
MEDIUMControls browser features and APIs
Sensitive data may be cached
LOWCache-Control header should include "no-store" for sensitive pages
👤GDPR Compliance
Privacy and data protection assessment under GDPR regulations.
GDPR Compliance
Privacy and data protection assessment
No Cookie Consent Banner found
HIGHGDPR requires explicit consent for non-essential cookies
Privacy policy may not be GDPR compliant
MEDIUMPrivacy policy lacks explicit GDPR compliance elements
GDPR Compliance Analysis
🛡️NIS2 Compliance
Network & Information Security Directive compliance assessment.
NIS2 Compliance
Network & Information Security Directive
No vulnerability disclosure policy
MEDIUMNIS2 encourages coordinated vulnerability disclosure
No incident response procedures found
HIGHNIS2 requires documented incident response and business continuity plans
No business continuity planning found
MEDIUMNIS2 emphasizes operational resilience and business continuity
No security contact information
HIGHNIS2 requires clear incident reporting channels
No vulnerability reporting mechanism
MEDIUMClear vulnerability reporting supports coordinated disclosure
No NIS2 reference found
LOWConsider explicitly mentioning NIS2 compliance efforts
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📧Email Security
SPF, DKIM, and DMARC validation and email security assessment.
Email Security
SPF, DKIM, and DMARC validation
No MTA-STS Policy
MEDIUMMTA-STS enforces TLS for email delivery
No TLS-RPT Record
LOWTLS-RPT provides reporting for email TLS issues
SPF Details
DKIM Selectors Found
DMARC Details
🏆SSL/TLS Security
Certificate validity and encryption analysis.
SSL/TLS Security
Certificate validity and encryption analysis
Weak Protocols Supported
HIGHServer supports weak protocols: TLSv1.1
OCSP Stapling Not Enabled
LOWOCSP stapling improves performance and privacy
Certificate Transparency Not Implemented
LOWCertificate is not logged in Certificate Transparency logs
SSL Certificate Expires Within 90 Days
MEDIUMSSL certificate expires in 36 days
Partial SSL/TLS Assessment
LOWCompleted 3 of 4 security checks due to time constraints
Protocol Support
OCSP Status
📊DNS Health
DNS configuration and security assessment.
DNS Health
DNS configuration and security assessment
DNSSEC Not Enabled
MEDIUMDNSSEC is not configured for this domain
Domain Delete Lock Not Enabled
LOWDomain can be deleted without additional verification
Domain Registration Details
DNS Records
DNSSEC Status
DNS Performance
SPF Analysis
⚡Network Security
Port scanning and network exposure analysis.
Network Security
Port scanning and network exposure analysis
Good Network Security Posture
LOWNo unnecessary services detected on common risky ports
How does intruder.io compare?
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🔧Technical Analysis
Detailed technical findings and analysis from AI assessment.
Technical Analysis
Comprehensive security assessment findings
Additional Findings
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Marketing Intelligence
Contact emails, phone numbers & warm leads
Plan Comparison
| Feature | PDF Report | Marketing+ |
|---|---|---|
| Full security analysis | ||
| Professional PDF export | ||
| Email delivery | ||
| Lifetime access + unlock code | ||
| Contact emails & phones | — | |
| Marketing outreach data | — |
Already purchased?
Order summary
Digital reports are delivered immediately after payment. By continuing you acknowledge the withdrawal waiver described in our Returns & Refunds policy.
Secure payments processed via EveryPay. Prices in EUR; Incl. 21% VAT.
SEQ SIA
Lastadijas 12 k-3, Riga, Latvia, LV-1050
Reg. No. 40203410806 • VAT LV40203410806
Support: guard@offseq.com • +371 2256 5353
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