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Security report for colorado.edu

University of Colorado Boulder · Education · United States

Medium risk. 5 critical or high findings in Security headers, GDPR outside view and 2 other checks.

Security score

72/100

Risk levelMedium

0–100, higher is better. How it is calculated

The University of Colorado Boulder website serves as the official digital presence of a leading public research university in the United States. It provides comprehensive information about academic programs, research initiatives, campus events, and community engagement. The site targets students, faculty, staff, alumni, and the broader community, offering resources and services to support education and innovation. The website is professionally designed with consistent branding and high-quality content, reflecting the institution's reputable market position. Technically, the site is built on Drupal 10, leveraging modern web technologies including Font Awesome, Google Tag Manager, and various analytics pixels from TikTok, LinkedIn, and Snapchat. The site demonstrates good mobile optimization, accessibility, and SEO practices, although performance is moderate. The presence of multiple tracking and advertising scripts indicates extensive user tracking, but no explicit cookie consent mechanism was detected. From a security perspective, the site uses HTTPS and does not expose sensitive data or vulnerable libraries in the HTML content. However, security headers are not explicitly visible, and there is no published security or incident response policy on the site. The WHOIS data for the domain is unavailable, which is typical for edu domains, but the domain's legitimacy is supported by consistent branding and content. Overall, the website presents a low-risk profile with strong business credibility and technical maturity. Strategic recommendations include implementing explicit cookie consent for privacy compliance, enhancing security headers, and publishing security policies to improve transparency and trust.

Scanned

This is an earlier scan of colorado.edu. View the latest report

NIS2 and GDPR posture

GDPR outside view
53/ 100 · Medium
Checks completed
7of 7

NIS2 Art. 21(2)

  1. (a) Risk analysis and security policies: Not visible from outside
  2. (b) Incident handling: One indicator
  3. (c) Business continuity, backups and crisis management: Not visible from outside
  4. (d) Supply chain security: Not visible from outside
  5. (e) Secure acquisition, development and maintenance, including vulnerability handling: Partly checked
  6. (f) Assessing the effectiveness of security measures: Not visible from outside
  7. (g) Cyber hygiene and security training: Not visible from outside
  8. (h) Cryptography and encryption: Partly checked
  9. (i) HR security, access control and asset management: One indicator
  10. (j) Multi-factor authentication and secured communications: Not visible from outside

This scan rated NIS2 with an earlier keyword method that is no longer shown; rescan for the per-article view. Risk management, continuity, supply chain, training, MFA, management oversight (Art. 20) and incident reporting (Art. 23) need internal evidence, and Guard cannot tell whether NIS2 applies to this organisation.

GDPR is indicative only, based on publicly visible signals: Articles 7, 12, 13 and 32 of Regulation (EU) 2016/679 and Article 5(3) of the ePrivacy Directive. Not a certification or legal assessment.

Priority findings

5 findings rated critical or high. Fix these first.

  1. Security headers

    Security headers are instructions your web server sends to every visitor’s browser. Missing ones leave visitors more exposed to attacks such as clickjacking and injected scripts.

    • High

      Missing Content-Security-Policy header

      Controls resources the browser is allowed to load

      What to do: Implement a Content-Security-Policy appropriate for your application

      • ASVS V3.4.3
      • OWASP Secure Headers: OWASP Secure Headers Project recommends Content-Security-Policy: default-src 'self'; form-action 'self'; base-uri 'self'; object-src 'none';…

  2. GDPR outside view

    These are the privacy signals visitors and data protection authorities look for under GDPR.

    • High

      No Cookie Policy found

      GDPR requires clear information about cookie usage

      What to do: Add a dedicated cookie policy explaining cookie usage and purposes

    • High

      No Cookie Consent Banner found

      GDPR requires explicit consent for non-essential cookies

      What to do: Implement a cookie consent banner that appears on first visit

  3. SSL/TLS

    TLS encrypts the connection and proves the site is really yours. Weak or expiring certificates trigger browser warnings and put traffic at risk.

    • High

      SSL Certificate Expires Soon

      SSL certificate expires in 24 days

      What to do: Renew SSL certificate before expiration

      • NIS2 21(2)(h)
      • IR 2024/2690 9.2(c): Implementing Regulation (EU) 2024/2690, Annex point 9.2(c): Cryptography
      • NIST SC-17: NIST SP 800-53 Rev. 5 SC-17: Public Key Infrastructure Certificates

  4. DNS health

    DNS sends visitors and email to the right servers. Misconfigured records can cause outages or let someone redirect your traffic.

    • High

      Domain Expires Soon

      Domain expires in 14 days

      What to do: Renew domain registration before expiration

Need hands-on remediation? Email guard@offseq.com

Keep watching colorado.edu

This scan found 20 issues across 6 checks. Monitoring re-runs those checks daily, emails you when something material changes and records each fix, so you can show progress.

Daily monitoring

Recommended

€25per month

  • TLS certificates and expiry
  • DNS records
  • SPF, DKIM and DMARC
  • Security headers
  • GDPR and NIS2 posture
  • Exposed services
  • Third-party trackers
  • Security score drift

Email alerts on material changes and an exportable JSON history of every change.

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Full report

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Results by check

Each check with its score, findings and the evidence it collected.

How this score is calculated

The security score runs 0–100, higher is better. It is the plain average of the security checks that completed in this scan, each counted equally. A check that could not run is left out: it counts neither as a pass nor as a fail.

Counted in this score

SSL/TLS
75
Security headers
50
Email security
85
DNS health
70
Network security
100
GDPR outside view
53
Average
72

Not counted

  • NIS2 outside view: Re-weights evidence from the TLS, email, DNS, network and hygiene checks, so counting it would count that evidence twice. Shown on its own.
  • OffSeq Observations: An AI reading of the site, useful context but not reproducible evidence. Shown on its own.

Findings that cap the score at 49

Each of these is serious on its own, so while any is present the site cannot rate better than high risk, however good the other checks are.

  • The certificate is not trusted by browsers
  • The website is not served over HTTPS
  • A database, remote desktop, file-sharing or Telnet service is reachable from the internet
  • The page loads a script from a compromised source
  • The domain registration has expired
  • SPF authorises every server to send mail as the domain

Partial scans

When the site blocks Guard or most checks cannot run, the score covers only the checks that ran (usually DNS and email), is capped at 75 and is shown as partial, without a risk level.

Risk levels

  • Critical0–25
  • High26–49
  • Medium50–75
  • Low76–100

Technical appendix

Business context, site observations and technical notes gathered during the scan, and the standards behind each reference.

Business context

Business profile

The University of Colorado Boulder operates as a large public educational institution with a focus on research and community service. Its business model centers on providing higher education and fostering innovation through research partnerships and outreach programs. The university maintains a strong market position regionally and nationally, supported by a broad range of academic offerings and initiatives in sustainability, entrepreneurship, and diversity. Revenue streams likely include tuition, government funding, research grants, and donations. The institution targets a diverse audience including prospective and current students, faculty, staff, alumni, and industry collaborators. The website ecosystem includes official application portals and community engagement platforms, reflecting a mature digital presence.

Security posture

The website demonstrates a moderate to good security posture. HTTPS is enforced, ensuring encrypted communications. No sensitive data leakage or vulnerable libraries were detected in the HTML content. However, the absence of visible security headers such as Content-Security-Policy or X-Frame-Options suggests room for improvement. The site lacks publicly available security policies or incident response contacts, which could enhance transparency and preparedness. Tracking scripts are present without an explicit cookie consent mechanism, potentially impacting privacy compliance. Overall, the security maturity is adequate for an educational institution but could benefit from enhanced header configurations and published security documentation.

Recommendations

  1. Implement and enforce security headers including Content-Security-Policy, X-Frame-Options, and X-XSS-Protection to mitigate common web vulnerabilities.
  2. Add a clear cookie consent banner or mechanism to comply with GDPR and other privacy regulations given the use of multiple tracking pixels.
  3. Publish a dedicated security policy and incident response information to improve transparency and user trust.
  4. Consider adding a vulnerability disclosure program or security.txt file to facilitate responsible reporting of security issues.
  5. Regularly audit third-party scripts and tracking technologies to minimize privacy risks and ensure compliance.

Contact details published on the site

Addresses
Site observations

Automated reading of the public site. Ratings are indicative.

Business

Company
University of Colorado Boulder
Description
University of Colorado Boulder is a leading public research university focused on education, research, and community engagement. It offers a wide range of academic programs, research initiatives, and campus resources to students, faculty, and staff.
Key services
Undergraduate and graduate education, Research and innovation, Community outreach and engagement, Campus events and resources
Content quality
excellent
Branding
consistent

Technology

Stack
Drupal 10, Font Awesome 6, Google Translate, Google Tag Manager, TikTok Pixel, LinkedIn Insight Tag, Snapchat Pixel, DoubleClick
Frameworks
Drupal
Performance
moderate
Mobile
excellent
Accessibility
excellent
SEO
good

Security

Observed score
80/100
Good practices seen
  • HTTPS enforced (implied by canonical URL and Google Tag Manager usage)
  • No exposed sensitive data in HTML
  • No visible vulnerable libraries

Analytics and tracking

Services
Google Tag Manager, TikTok Analytics, LinkedIn Analytics, Snapchat Analytics
Tracking level
extensive
Privacy practices
basic

Advertising

Ad networks
DoubleClick
Tracking pixels
TikTok Pixel, LinkedIn Insight Tag, Snapchat Pixel
Transparency
good

Site quality

Design
excellent
User experience
excellent
Content relevance
excellent
Navigation
excellent
Professionalism
excellent
Trustworthiness
high

Key observations

  1. Website is a well-structured, professionally designed university site.
  2. Content is rich with academic, research, and community information.
  3. No signs of phishing, malware, or suspicious content.
  4. No explicit contact emails or phone numbers found in the HTML content.
  5. No visible cookie consent mechanism despite tracking scripts present.
  6. WHOIS data is unavailable likely due to edu domain privacy policies.
  7. Multiple external trusted domains linked for resources and services.
  8. Use of modern web technologies and analytics tools.
  9. Accessibility and privacy policies are prominently linked.
Technical notes

Notes

The website is built on Drupal 10, a modern and widely used content management system, indicating a robust and scalable infrastructure. It uses Font Awesome for icons and integrates multiple third-party analytics and marketing tools such as Google Tag Manager, TikTok Pixel, LinkedIn Insight Tag, and Snapchat Pixel. The site is mobile-optimized and accessible, with good SEO practices evident from meta tags and structured navigation. Performance is moderate, likely due to the volume of external scripts and rich media content. There is no explicit hosting provider identified from the HTML content. The technical stack supports a professional and user-friendly experience but could benefit from performance optimizations and enhanced security configurations.
Standards and sources

Reference chips under each finding point to the standard, regulation or specification the finding relates to. They are taken from the official datasets below and mapped conservatively: a finding with no defensible link shows none. NIS2 and GDPR references mark where a finding is relevant evidence, not a compliance verdict. Implementing Regulation (EU) 2024/2690 binds digital infrastructure and digital service providers; for other entities it is the most detailed public reading of the Article 21 measures. WCAG, EN 301 549, European Accessibility Act and Web Accessibility Directive references name the requirement an automated accessibility rule relates to; they are not a conformance verdict.

Retrieved 2026-10-25

Earlier scans of this domain

  1. 71/100Medium31 findingsView report
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