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Security report for stronghold.co

Stronghold · Finance · United States

Medium risk. 3 critical or high findings in GDPR outside view and SSL/TLS.

Security score

75/100

Risk levelMedium

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

Stronghold is a fintech company specializing in providing modern payment and financial infrastructure solutions for businesses. Their platform enables instant settlement and interoperability between legacy and new payment networks, positioning them as an innovative player in the financial services sector. The company is recognized by industry leaders such as Visa and IBM, highlighting their market credibility and technological expertise. Their product suite includes ACH payments, merchant financing, card processing, and virtual payment networks, targeting businesses seeking efficient payment tools. Technically, the website is built on the Webflow CMS platform, leveraging a modern tech stack including Google Analytics, Facebook Pixel, Amplitude, and Segment for analytics and marketing. The site is well-optimized for performance, mobile responsiveness, and SEO, with a professional design and clear navigation. Hosting is managed via Webflow's CDN, ensuring fast content delivery. From a security perspective, Stronghold employs HTTPS with strong SSL configuration and security headers, demonstrating good security hygiene. However, the absence of a dedicated security policy, incident response information, and vulnerability disclosure mechanisms indicates areas for improvement in transparency and security readiness. Privacy compliance is well addressed with a comprehensive privacy policy and cookie consent mechanisms, aligning with GDPR requirements. Overall, Stronghold presents a high-quality, trustworthy online presence with strong business credibility and technical maturity. The main risks relate to enhancing security transparency and incident response readiness to further strengthen stakeholder trust and compliance posture.

Scanned

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

3 findings rated critical or high. Fix these first.

  1. 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

  2. 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 SSL Key Length

      SSL certificate uses 256-bit key, which is considered weak

      What to do: Use at least 2048-bit RSA or 256-bit ECC key

      • CWE-326
      • OWASP A04:2025
      • Mozilla TLS: Mozilla Server Side TLS 6.0 intermediate: rsa_key_size 2048

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Keep watching stronghold.co

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.

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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
75
Security headers
60
Email security
75
DNS health
85
Network security
100
GDPR outside view
53
Average
75

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

Stronghold operates in the competitive fintech landscape, focusing on payment infrastructure and financial services for businesses. Their partnerships with IBM and Visa, along with recognitions like Forbes Fintech 50, position them as a credible and innovative market player. The business model is B2B, providing embedded payment solutions and virtual payment networks that cater to a range of industries requiring fast and reliable payment processing. Revenue streams likely include transaction fees, merchant financing, and platform services. The company targets medium to large enterprises seeking modern payment tools and blockchain-enabled financial infrastructure. Their ecosystem includes strategic partners and technology providers, enhancing their market reach and product capabilities. Growth indicators include active content marketing, case studies, and a strong social media presence.

Security posture

Stronghold demonstrates a mature security posture with enforced HTTPS, robust SSL configuration, and implementation of key security headers such as Content-Security-Policy and X-Frame-Options. The website avoids exposing sensitive data and uses secure forms for data collection. However, the lack of a published security policy, incident response contacts, and vulnerability disclosure program limits transparency and may impact stakeholder confidence. There is no evidence of a dedicated data protection officer contact or security.txt file. The extensive use of third-party analytics and marketing scripts necessitates ongoing vigilance to mitigate supply chain risks. Overall, the security posture is good but could be enhanced by formalizing security governance and incident management disclosures.

Recommendations

  1. Publish a dedicated security policy page outlining security practices and controls.
  2. Provide clear incident response contact information, including abuse and security emails.
  3. Implement a vulnerability disclosure program or security.txt file to encourage responsible reporting.
  4. Designate and publish data protection officer contact details to improve GDPR compliance transparency.
  5. Regularly review and audit third-party scripts and integrations to minimize supply chain vulnerabilities.
Site observations

Automated reading of the public site. Ratings are indicative.

Business

Company
Stronghold
Description
Stronghold creates virtual payment networks that enable instant settlement and interoperability between legacy and new payment networks. They provide financial infrastructure and payment tools for businesses.
Key services
ACH Payments, Stronghold Direct, Merchant Financing, Checkout, Card Processing, Real Time Payments, Virtual Payment Networks
Content quality
excellent
Branding
consistent

Technology

Stack
Webflow, Google Analytics, Facebook Pixel, Amplitude, Segment, HubSpot, AdRoll, LinkedIn Insight Tag, jQuery, YouTube embeds
Frameworks
Webflow CMS
Platforms
Google Tag Manager
Performance
fast
Mobile
excellent
Accessibility
good
SEO
good

Security

Observed score
85/100
Good practices seen
  • HTTPS enforced
  • Cookie consent banner
  • No exposed sensitive data in HTML
  • Use of security headers

Analytics and tracking

Services
Google Analytics, Amplitude, Segment, HubSpot Analytics
Tracking level
extensive
Privacy practices
good

Advertising

Ad networks
AdRoll
Tracking pixels
Facebook Pixel, LinkedIn Insight Tag, Amplitude
Marketing tools
HubSpot, Segment, ShareThis
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 rich content and professional design.
  2. Strong use of modern marketing and analytics tools.
  3. Clear business focus on financial payment infrastructure.
  4. Good privacy and cookie compliance mechanisms.
  5. No direct contact emails or phone numbers publicly listed; contact via forms.
  6. No explicit security policy or incident response information published.
  7. Multiple social media channels actively linked.
  8. Use of Webflow CMS and CDN for hosting and delivery.
Technical notes

Notes

The website leverages a modern and scalable technical infrastructure built on Webflow CMS with CDN hosting, ensuring fast load times and excellent mobile optimization. The technology stack includes advanced analytics and marketing tools such as Google Analytics, Amplitude, Segment, and HubSpot, enabling comprehensive user behavior tracking and marketing automation. The site uses standard web technologies including jQuery and integrates multimedia content via YouTube embeds. SEO and accessibility features are well implemented, contributing to a positive user experience. Technical risks are minimal but include dependency on multiple third-party scripts which require ongoing security monitoring. The site architecture supports scalability and ease of content management, aligning with business growth objectives.
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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