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Security report for microsoft365.com

Microsoft · Technology · United States

Low risk. 1 critical or high finding in Security headers.

Security score

90/100

Risk levelLow

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

Microsoft 365 Copilot is a product offering from Microsoft Corporation, serving as an AI-first productivity assistant integrated with Microsoft 365 applications such as Word, Excel, and PowerPoint. The website serves as a sign-in portal and informational hub for this service, targeting both business and individual users. Microsoft maintains a strong market position as a leading technology enterprise with a comprehensive suite of productivity tools. The site is hosted on Microsoft Azure infrastructure and uses modern web technologies, ensuring fast performance and excellent mobile optimization. Security posture is strong with HTTPS enforcement and standard security headers, though explicit security policies and contact information for incident response are not present on this page. Privacy compliance is partially indicated by the presence of a cookie consent banner, but no direct privacy policy or terms of service links were found. Overall, the website is professional, trustworthy, and safe for general audiences.

Scanned

This is an earlier scan of microsoft365.com. View the latest report

NIS2 and GDPR posture

GDPR outside view
88/ 100 · Low
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

1 finding 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';…

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This scan found 10 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.

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

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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
100
Security headers
75
Email security
85
DNS health
90
Network security
100
GDPR outside view
88
Average
90

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

Breach exposure

Leaked credentials and lookalike domains from OffSeq Breach. The counts are free; the detailed lists are paid add-ons.

Dark web exposure

Add-on

Leaked records that mention microsoft365.com, from OffSeq Breach.

Total records
3,543
Employees
0
Customers
3,510
Third parties
33
Weak passwords
18%

13 subdomains affected

See the 10 newest leaked credentials

A one-off add-on to this report that lists the most recent identifier and password pairs OffSeq Breach holds for microsoft365.com.

Select it in the checkout above.

Breach keeps ingesting new leaks, so these numbers can grow between scans.

Technical appendix

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

Business context

Business profile

Microsoft 365 Copilot leverages Microsoft's extensive cloud and AI capabilities to enhance productivity software. The business model is subscription-based SaaS, targeting a broad audience including home users, businesses, and enterprises. The website reflects Microsoft's branding consistency and market leadership. The ecosystem includes related domains such as microsoft.com and office.com, reinforcing the integrated service offering. No direct contact or support channels are visible on this page, suggesting that customer engagement is handled through other Microsoft portals. The site’s content and structure indicate a mature digital presence with strong technical infrastructure.

Security posture

The website demonstrates a mature security posture with HTTPS enabled and multiple security headers in place. No vulnerabilities or exposed sensitive data were detected in the HTML content. However, the absence of explicit security policies, incident response contacts, and vulnerability disclosure mechanisms on this page represents a gap in transparency. The use of Microsoft’s Azure monitoring and analytics scripts indicates active security monitoring. Overall, the security maturity is high but could be improved by publishing clear security and incident response information to enhance user trust and compliance.

Recommendations

  1. Publish a clear and accessible privacy policy and terms of service on the site or linked prominently.
  2. Add explicit security and incident response policies with contact channels for reporting issues.
  3. Implement and publish a vulnerability disclosure policy or security.txt file to encourage responsible reporting.
  4. Enhance accessibility features to meet or exceed WCAG standards for broader inclusivity.
  5. Maintain transparency on data collection, retention, and user privacy to improve compliance and trust.
Site observations

Automated reading of the public site. Ratings are indicative.

Business

Company
Microsoft
Description
Microsoft 365 Copilot is your AI-first productivity assistant, helping you chat, search, create, and collaborate with your favorite Microsoft 365 apps including Microsoft Word, Excel and PowerPoint.
Key services
Microsoft 365 Copilot AI assistant, Microsoft Word, Excel, PowerPoint, Outlook, OneDrive, Microsoft Teams
Content quality
excellent
Branding
consistent

Technology

Stack
HTML5, CSS3, JavaScript, Azure Monitor Analytics, Microsoft Authentication Libraries, Segoe UI font
Platforms
Microsoft Azure, Office 365
Performance
fast
Mobile
excellent
Accessibility
good
SEO
good

Security

Observed score
95/100
Good practices seen
  • HTTPS enforced
  • Use of security headers
  • No exposed sensitive data in HTML
  • Use of secure cookies (implied by Microsoft standards)
  • No vulnerable libraries detected

Analytics and tracking

Services
Azure Monitor Analytics
Tracking level
moderate
Privacy practices
basic

Advertising

Tracking pixels
Azure Monitor Analytics
Transparency
basic

Site quality

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

Key observations

  1. Website is a legitimate Microsoft 365 Copilot sign-in and information portal.
  2. Content is professional, well-structured, and consistent with Microsoft branding.
  3. No direct contact emails or phone numbers found on this page.
  4. Privacy policy and terms of service links are not explicitly found on this page.
  5. Cookie consent mechanism is present and functional.
  6. No security or vulnerability disclosure information is provided on this page.
  7. Site uses modern web technologies and is hosted on Microsoft infrastructure.
  8. No suspicious or malicious content detected.
Technical notes

Notes

The website is built with modern HTML5, CSS3, and JavaScript technologies, leveraging Microsoft Azure CDN and monitoring services. It uses Microsoft’s proprietary fonts and branding assets, ensuring consistent user experience. Performance is optimized with preloaded fonts and asynchronous script loading. The site is mobile-optimized and accessible, with semantic HTML elements and ARIA attributes. No CMS is explicitly detected, likely a custom Microsoft platform. Hosting on Microsoft Azure provides robust scalability and security. Technical risks are minimal, with no outdated or vulnerable libraries detected. Opportunities exist to improve transparency and compliance documentation.
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. 92/100 +3Low18 findingsView report
  2. 89/100 +11Low19 findingsView report
  3. 78/100Low18 findingsView report
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