Is curl.se Safe? Security Analysis for curl project
https://curl.seCheck if curl.se is a scam or legitimate. Free security scan and reviews.
Below Technology avg (72)
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Domains scanned
500+
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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
The curl.se website represents the official online presence of the curl project, a widely used open source command line tool and library for transferring data with URLs. The project has a strong market position with over twenty billion installations globally and is supported by a large community of contributors and sponsors. The website provides comprehensive documentation, source code access via GitHub, and commercial support options, targeting developers and technology professionals worldwide. Technically, the site is well-structured with good design quality, mobile optimization, and fast performance, though it lacks some modern security headers and explicit privacy compliance features. Security posture is solid with an established vulnerability disclosure policy and bug bounty program, but improvements are recommended in DNSSEC implementation and cookie consent mechanisms. Overall, the domain registration is consistent and trustworthy, supporting the legitimacy of the project and its online presence.
Detected Technologies
8 urgent findings need attention
1 critical · 7 high
Keep curl.se 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
4 findings
70/100
GDPR Compliance
3 findings
40/100
NIS2 Compliance
7 findings
20/100
Email Security
4 findings
70/100
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
curl operates as an essential open source technology entity within the software development ecosystem, offering a critical toolset for data transfer across numerous platforms and devices. Its business model relies on community contributions and sponsorships, supplemented by commercial support services. The project maintains a competitive advantage through its longevity, extensive protocol support, and widespread adoption. The target audience includes developers, IT professionals, and embedded system integrators. The partnership ecosystem includes sponsors such as Haxx, wolfSSL, and GitHub, enhancing credibility and resource availability. Growth indicators include continuous releases and active community engagement. Strategic observations highlight the importance of maintaining open source best practices and expanding compliance and security transparency to sustain trust and adoption.
Security Posture Analysis
Comprehensive Security Assessment
The curl.se website demonstrates a mature security posture with a public vulnerability disclosure policy and active bug bounty program hosted on HackerOne. The project follows open source best practices, contributing to transparency and community-driven security improvements. However, the absence of DNSSEC, security headers, and explicit cookie consent mechanisms indicates areas for enhancement. No critical vulnerabilities or exposed sensitive data were detected in the analyzed content. Incident response readiness is supported by clear security issue reporting channels. Compliance with GDPR is not explicitly documented, which may pose risks in privacy regulation adherence. Overall, the security culture appears strong but would benefit from formalizing privacy and security controls on the website itself.
Strategic Recommendations
Priority Actions for Security Improvement
Enable DNSSEC on the domain to enhance DNS security and prevent spoofing.
✨Observations
AI-powered comprehensive website and business analysis.
AI-Enhanced Website Analysis
Business Insights
curl project
curl is a command line tool and library for transferring data with URLs, widely used in software applications and devices worldwide since 1998.
good
consistent
Technical Stack
fast
good
basic
good
Security Assessment
- open source transparency
- security disclosure policy
- bug bounty program
Analytics & Tracking
Advertising & Marketing
Website Quality Assessment
Key Observations
Website is fully accessible with no blocking or WAF challenges.
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🛡️Security Headers
HTTP security headers analysis and recommendations.
Security Headers
HTTP security headers analysis
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 Privacy Policy found
HIGHGDPR requires a clear and accessible privacy policy
No Cookie Consent Banner found
HIGHGDPR requires explicit consent for non-essential cookies
EU business without adequate privacy measures
CRITICALEU businesses are subject to strict GDPR requirements
GDPR Compliance Analysis
🛡️NIS2 Compliance
Network & Information Security Directive compliance assessment.
NIS2 Compliance
Network & Information Security Directive
No information security framework found
HIGHNIS2 requires documented cybersecurity and information security measures
No security policy documentation found
HIGHNIS2 requires documented cybersecurity governance and risk management
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 NIS2 reference found
LOWConsider explicitly mentioning NIS2 compliance efforts
Critical sector without clear security compliance
HIGHDetected sectors: transport, banking, health, digital
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📧Email Security
SPF, DKIM, and DMARC validation and email security assessment.
Email Security
SPF, DKIM, and DMARC validation
No DKIM record found
MEDIUMDKIM adds cryptographic signatures to emails
No BIMI Record
LOWBIMI displays brand logos in email clients
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
🏆SSL/TLS Security
Certificate validity and encryption analysis.
SSL/TLS Security
Certificate validity and encryption analysis
SSL Certificate Expires Within 90 Days
MEDIUMSSL certificate expires in 89 days
Partial SSL/TLS Assessment
LOWCompleted 2 of 4 security checks due to time constraints
Certificate Details
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
CAA Records Not Configured
LOWCertificate Authority Authorization (CAA) records not found
Domain Transfer Lock Not Enabled
MEDIUMDomain can be transferred without authorization
Domain Delete Lock Not Enabled
LOWDomain can be deleted without additional verification
No DMARC Record
MEDIUMDMARC policy not configured
Domain Registration Details
- •No domain protection locks enabled
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 curl.se 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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