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Security report for zillum.com

Zoho Corporation Pvt. Ltd. · Technology · N/a

Medium risk. 5 critical or high findings in Security headers, GDPR outside view and 1 other check.

Security score

72/100

Risk levelMedium

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

Zillum is a family-focused cloud productivity and communication suite offered by Zoho Corporation Pvt. Ltd. It provides a secure digital space for families to communicate, share files, manage calendars, and collaborate on documents. The service includes email, file storage, chat, office suite applications, password management, calendar, and task management, all tailored for family use. The website is professionally designed, mobile-optimized, and integrates Zoho's own cloud infrastructure and technologies, reflecting a mature digital presence. Technically, the website leverages Zoho's proprietary platforms and scripts such as Zoho SalesIQ, PageSense, and Tag Manager, ensuring seamless integration and performance. The site is hosted on Zoho's infrastructure with fast loading times and good SEO and accessibility features. Security is robust with HTTPS enforced and privacy-first cookie management, although explicit security headers could be improved. Privacy policies and compliance with GDPR are clearly stated, enhancing user trust. The security posture is strong with no visible vulnerabilities or exposed sensitive data. Incident response and abuse policies are in place, though a dedicated security.txt file and explicit DPO contact are absent. The WHOIS data for the domain is missing or unavailable, which slightly reduces transparency but is likely due to privacy protection or registry issues. Overall, the domain legitimacy is supported by the strong Zoho brand presence and professional website content. Strategically, Zillum positions itself as a niche SaaS product for families, leveraging Zoho's extensive ecosystem. The website and service demonstrate a high level of professionalism, security awareness, and privacy compliance, making it a trustworthy offering in the family productivity market.

Scanned

NIS2 and GDPR posture

GDPR outside view
80/ 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

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 X-Frame-Options header

      Prevents clickjacking attacks

      What to do: Add "X-Frame-Options: DENY" or "X-Frame-Options: SAMEORIGIN"

    • 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 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

      Weak Protocols Supported

      Server supports weak protocols: TLSv1.1

      What to do: Disable TLS 1.0, TLS 1.1, and all SSL versions

      • CWE-327
      • OWASP A04:2025
      • ASVS V12.1.1
    • 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

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

Keep watching zillum.com

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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Prices incl. 21% VAT. Secure checkout by Mollie; sold by SEQ SIA, Latvia.

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
62
Security headers
40
Email security
70
DNS health
80
Network security
100
GDPR outside view
80
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

Zillum operates as a subscription-based SaaS product targeting families seeking secure and private cloud-based communication and productivity tools. Its competitive advantage lies in the integration of multiple Zoho applications tailored specifically for family use, including email, file storage, chat, office suite, and password management. The business model relies on tiered plans for different family sizes with a free trial to attract users. The target customer segment is families globally, with a focus on privacy-conscious users. Growth indicators include integration with Zoho's broader ecosystem and mobile accessibility. The partnership ecosystem is primarily internal within Zoho's product suite. The company benefits from Zoho Corporation's established market presence and infrastructure, supporting scalability and trust.

Security posture

The website demonstrates a mature security posture with HTTPS enforced and a comprehensive privacy and cookie policy that respects user consent. The absence of third-party tracking beyond Zoho's own tools reduces privacy risks. Security best practices such as cookie consent management and secure password management tools are evident. However, the lack of explicit security headers like Content-Security-Policy and absence of a published security.txt file indicate areas for improvement. Incident response readiness is supported by an abuse policy but lacks a dedicated security contact. No vulnerabilities or exposed sensitive data were detected in the website content. Compliance with GDPR is clearly indicated, supporting regulatory adherence. Overall, the security posture is strong but could be enhanced with additional transparency and header configurations.

Recommendations

  1. Implement and publish a security.txt file to facilitate vulnerability disclosures and improve transparency.
  2. Add explicit HTTP security headers such as Content-Security-Policy, X-Frame-Options, and X-Content-Type-Options to strengthen browser security.
  3. Provide clear contact information for a Data Protection Officer or dedicated security contact to enhance compliance and trust.
  4. Consider listing relevant security certifications on the security policy page to bolster trustworthiness.
  5. Regularly review and update cookie and privacy policies to maintain compliance with evolving regulations and best practices.
Site observations

Automated reading of the public site. Ratings are indicative.

Business

Company
Zoho Corporation Pvt. Ltd.
Description
Zillum is Zoho's app suite tailor-made for families, providing secure family cloud storage and communication tools to communicate, create documents, share and store files with your family.
Key services
Email, File Storage, Chat, Office Suite, Password Manager, Calendar, Tasks
Content quality
excellent
Branding
consistent

Technology

Stack
Zoho SalesIQ, Zoho PageSense, Zoho Tag Manager, Zoho Accounts, Zoho WorkDrive, Zoho Web Static Assets, JavaScript, CSS, HTML5, WebP images, Font loading with WOFF2
Platforms
Zoho Cloud Platform
Performance
fast
Mobile
excellent
Accessibility
good
SEO
good

Security

Observed score
85/100
Good practices seen
  • HTTPS enforced
  • Cookie consent banner with management options
  • No third-party tracking scripts except Zoho's own
  • Privacy-first cookie policy
  • No exposed sensitive data in HTML

Analytics and tracking

Services
Zoho PageSense
Tracking level
moderate
Privacy practices
good

Advertising

Tracking pixels
Zoho SalesIQ, Zoho PageSense
Marketing tools
Zoho SalesIQ, Zoho PageSense, Zoho Tag Manager
Transparency
good

Site quality

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

Key observations

  1. Website is fully accessible with no blocking or WAF challenges.
  2. Content is professionally designed and targeted at families for productivity and communication.
  3. Strong privacy and cookie policies with user consent mechanisms.
  4. No exposed sensitive data or security vulnerabilities detected in HTML content.
  5. WHOIS data is missing or unavailable, reducing transparency.
  6. Website uses Zoho's own technologies and hosting infrastructure.
  7. No suspicious or malicious external domains detected.
  8. No adult or questionable content present.
Technical notes

Notes

The website is built on Zoho's proprietary CMS and cloud infrastructure, utilizing modern web technologies including HTML5, CSS, JavaScript, and optimized image formats like WebP. It integrates Zoho's own analytics and marketing tools such as SalesIQ, PageSense, and Tag Manager, ensuring cohesive tracking and user engagement analysis. Performance is optimized with preconnect and preload directives for fonts and scripts, contributing to fast load times. Mobile optimization is excellent, with responsive design and accessible navigation. The technical stack is modern and well-maintained, with no deprecated or vulnerable libraries detected. Opportunities exist to enhance security headers and publish vulnerability disclosure mechanisms to reduce technical risks.
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

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