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Security report for yieldify.com

Yieldify · E-commerce · United Kingdom

Low risk. 3 critical or high findings in Security headers and GDPR outside view.

Security score

79/100

Risk levelLow

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

Yieldify is a medium-sized UK-based SaaS company specializing in ecommerce personalization solutions. The company offers a comprehensive platform and services including lead capture, site enhancements, promotions, email remarketing, and AI-powered analytics. Positioned as a trusted partner to over 1000 global brands, Yieldify has generated significant incremental revenue for its clients and is now part of Epsilon Accelerate. The website is built on WordPress with a modern tech stack and integrates multiple marketing and analytics tools, demonstrating a mature digital infrastructure. However, the site suffers from a critical security issue due to an invalid SSL certificate and lack of modern TLS protocol support, which undermines user trust and security. While security headers and policies like SPF and DMARC are properly configured, the absence of a cookie consent mechanism and incident response information indicates room for improvement in privacy compliance and security readiness. Overall, the site presents professional content and strong business credibility but requires urgent remediation of its SSL/TLS configuration to ensure secure user interactions.

Scanned

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

NIS2 and GDPR posture

GDPR outside view
43/ 100 · High
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

3 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"

  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

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

Keep watching yieldify.com

This scan found 16 issues across 5 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
60
Email security
85
DNS health
85
Network security
100
GDPR outside view
43
Average
79

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 yieldify.com, from OffSeq Breach.

Total records
36
Employees
0
Customers
7
Third parties
29
Weak passwords
19%

2 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 yieldify.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

Yieldify operates in the ecommerce personalization sector, targeting ecommerce businesses and marketers seeking to improve onsite performance and customer engagement. Its business model revolves around a SaaS platform complemented by expert client services and technical support. The company leverages AI and machine learning to optimize customer journeys and drive revenue growth. Its market position is strengthened by a broad client base including major global brands and a parent company relationship with Epsilon. The website content and testimonials highlight a focus on measurable ROI and comprehensive integrations, indicating a competitive advantage in delivering tailored personalization solutions. The partnership ecosystem includes Publicis and Mailgun for email services. Yieldify's growth indicators are positive, supported by extensive marketing and analytics deployments.

Security posture

The website demonstrates moderate security maturity with several best practices in place, including strict transport security (HSTS), content security policy, XSS protection, and valid SPF and DMARC email authentication records. However, the invalid SSL certificate and absence of supported TLS protocols represent critical vulnerabilities that expose users to potential man-in-the-middle attacks and degrade trust. The lack of OCSP stapling and session resumption further weakens the SSL/TLS implementation. No explicit security policy, incident response plan, or vulnerability disclosure mechanisms are found, indicating limited transparency and preparedness for security incidents. The site does not implement a cookie consent mechanism, which may impact GDPR compliance. Overall, the security posture is adequate but requires urgent improvements in SSL/TLS configuration and privacy compliance to meet industry standards.

Recommendations

  1. Immediately renew and correctly install a valid SSL certificate to enable HTTPS and protect user data.
  2. Enable and configure modern TLS protocols (TLS 1.2 and TLS 1.3) and disable deprecated versions to enhance encryption strength.
  3. Implement OCSP stapling and session resumption to improve SSL performance and security.
  4. Introduce a cookie consent banner/mechanism to comply with GDPR and enhance user privacy transparency.
  5. Publish a security policy and incident response contact information (e.g., security@ or abuse@ email) to improve trust and readiness.
Technical notes

Notes

The website is built on WordPress 6.8.1 with a Bootstrap 4.1.2 frontend framework and uses several modern JavaScript libraries including jQuery, FontAwesome, AOS, and Swiper for UI enhancements. SEO is managed via Yoast SEO Premium plugin, indicating good search optimization practices. Hosting is provided by Flywheel, a managed WordPress host. The site integrates multiple marketing and analytics tools such as Google Analytics, Google Optimize, HubSpot forms, Zoominfo, and Bant.io, reflecting a mature digital marketing infrastructure. Performance metrics are not available, but the site appears mobile optimized and well structured. The main technical risk is the invalid SSL certificate and lack of TLS support, which could impact user trust and SEO rankings. The site uses a comprehensive Content Security Policy but includes 'unsafe-inline' and 'unsafe-eval', which could be tightened for better security.
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. 81/100 +2Low26 findingsView report
  2. 79/100Low24 findingsView report
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