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Security report for pusher.com

Pusher · Technology · N/a

Medium risk. 3 critical or high findings in Security headers and SSL/TLS.

Security score

75/100

Risk levelMedium

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

Pusher is a well-established technology company specializing in realtime APIs and push notification services, serving developers and enterprises globally. The company operates under the parent company MessageBird, leveraging a mature domain and strong market presence. Their website demonstrates a high level of professionalism, rich content, and clear positioning as a leader in realtime technologies. Technically, the site uses modern frameworks like React and Gatsby, with integrations for analytics and marketing tools, hosted likely on AWS infrastructure. Security posture is solid with HTTPS and domain protections, though improvements such as DNSSEC and explicit security policies could enhance trust. Privacy compliance is basic, lacking visible privacy and cookie policies, which is a notable gap. Overall, the website is trustworthy, technically sound, and business credible, with room for enhanced privacy and security transparency.

Scanned

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

NIS2 and GDPR posture

GDPR outside view
83/ 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

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"

    • 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. 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

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

Keep watching pusher.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.

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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
67
Security headers
30
Email security
85
DNS health
85
Network security
100
GDPR outside view
83
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

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 pusher.com, from OffSeq Breach.

Total records
9,131
Employees
0
Customers
9,075
Third parties
56
Weak passwords
13%

22 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 pusher.com.

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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

Pusher's market positioning as a leader in realtime APIs is supported by its long domain history and reputable parent company MessageBird. The SaaS business model targets developers and enterprises needing scalable realtime communication features. Key revenue streams likely include subscription plans for their Channels and Beams products. The company benefits from a strong partnership ecosystem and notable clients, enhancing its competitive advantage. Growth indicators include comprehensive developer resources and active marketing integrations. Strategic observations suggest focusing on expanding privacy and security disclosures to meet evolving compliance demands.

Security posture

The security maturity level of Pusher's website is good, with HTTPS enforced and domain status protections preventing unauthorized changes. However, the absence of DNSSEC and lack of published security or incident response policies indicate areas for improvement. No vulnerabilities or exposed sensitive data were detected in the content. Compliance gaps include missing GDPR-related disclosures and absence of a vulnerability disclosure program or security.txt file. Incident response readiness is unclear due to lack of contact channels for security issues. The security culture appears developer-focused but could benefit from enhanced transparency and formalized policies.

Recommendations

  1. Enable DNSSEC on the domain to improve DNS security and prevent spoofing.
  2. Publish comprehensive privacy and cookie policies with clear GDPR compliance statements.
  3. Add explicit security and incident response policies accessible from the website.
  4. Implement a vulnerability disclosure program and publish a security.txt file.
  5. Enhance security headers and conduct regular security audits to identify and mitigate risks.
Site observations

Automated reading of the public site. Ratings are indicative.

Business

Company
Pusher
Description
Simple, scalable and reliable. Hosted realtime APIs loved by developers and trusted by giants. Build live dashboards, notifications, geotracking, chat and more.
Key services
Realtime APIs (Channels), Push notifications (Beams)
Content quality
excellent
Branding
consistent

Technology

Stack
Gatsby, React, Segment analytics, HubSpot, Google Tag Manager, AWS DNS
Frameworks
React, Gatsby
Platforms
Web
Performance
fast
Mobile
excellent
Accessibility
good
SEO
good

Security

Observed score
85/100
Good practices seen
  • Use of HTTPS
  • Domain status includes client and server prohibitions to prevent unauthorized changes

Analytics and tracking

Services
HubSpot Analytics, Segment Analytics, Google Tag Manager
Tracking level
moderate
Privacy practices
basic

Advertising

Ad networks
Google DoubleClick
Tracking pixels
HubSpot, Segment, Facebook Ads Pixel
Marketing tools
HubSpot, Segment
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 no blocking detected.
  2. Strong branding and consistent messaging about realtime technology leadership.
  3. Comprehensive developer resources including docs, tutorials, and API examples.
  4. Use cases and customer testimonials reinforce trust and market position.
  5. No explicit privacy, cookie, or terms of service pages found in the provided content.
  6. Multiple external analytics and marketing scripts are used, indicating data collection but no explicit privacy disclosures found.
  7. Security posture is good but could be improved with DNSSEC and explicit security policies.
  8. No contact emails or phone numbers explicitly found in the provided content.
  9. Parent company MessageBird is clearly stated, indicating corporate structure.
Technical notes

Notes

The website is built using modern web technologies including React and Gatsby, ensuring fast performance and good mobile optimization. Hosting appears to be on AWS infrastructure with CDN support. The integration of analytics and marketing tools like HubSpot, Segment, and Google Tag Manager indicates a mature digital marketing strategy. Technical debt is minimal based on the clean code examples and structured content. Opportunities exist to improve security configurations and privacy compliance. Overall, the technical infrastructure supports a scalable and reliable user experience aligned with the company's realtime technology focus.
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. 73/100 −2Medium30 findingsView report
  2. 75/100 −2Medium29 findingsView report
  3. 77/100Low23 findingsView report
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