CSG Aerospace is a division of the Czechoslovak Group specializing in the development and manufacturing of advanced aerospace technologies including radars, air traffic control systems, and air defense solutions. The company serves government, defense, and aviation industry clients, positioning itself as a European leader in radar technology. The website reflects a mature and professional business with comprehensive product and service offerings, targeting primarily B2B customers in aerospace and defense sectors. Technically, the site uses modern frameworks such as Next.js and integrates analytics and consent management tools, indicating a digitally mature infrastructure. Security posture is strong with HTTPS enforcement, security headers, and bot management cookies, though there is room for improvement in incident response transparency and vulnerability disclosure. Overall, the site is well-designed, accessible, and compliant with privacy regulations, supporting a high trustworthiness rating.
Scanned ·
NIS2 and GDPR posture
GDPR outside view
50/ 100 · Medium
Checks completed
7of 7
NIS2 Art. 21(2)
a(a) Risk analysis and security policies: Not visible from outside
b(b) Incident handling: One indicator
c(c) Business continuity, backups and crisis management: Not visible from outside
d(d) Supply chain security: Not visible from outside
e(e) Secure acquisition, development and maintenance, including vulnerability handling: Partly checked
f(f) Assessing the effectiveness of security measures: Not visible from outside
g(g) Cyber hygiene and security training: Not visible from outside
h(h) Cryptography and encryption: Partly checked
i(i) HR security, access control and asset management: One indicator
j(j) Multi-factor authentication and secured communications: Not visible from outside
Partly checked
One indicator
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
6 findings rated critical or high. Fix these first.
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"
This scan found 23 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
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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
Email alerts on material changes and an exportable JSON history of every change.
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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
72
Security headers
30
Email security
85
DNS health
70
Network security
100
GDPR outside view
50
Average
68
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 csgaerospace.cz, from OffSeq Breach.
No leaked records found
Breach holds no records for csgaerospace.cz right now. New leaks arrive continuously, so monitoring on Breach alerts you if that changes.
Business context, site observations and technical notes gathered during the scan, and the standards behind each reference.
Business context
Business profile
The company operates within the aerospace and defense sectors, leveraging a portfolio of subsidiaries to deliver comprehensive solutions. Its business model focuses on B2B manufacturing and services, including MRO and aircraft upgrades. The market position is strong in Europe with NATO and government clients. The website's navigation and content emphasize the division's integration within the larger Czechoslovak Group, highlighting sister divisions and related business units. The absence of direct contact emails or phone numbers suggests a controlled communication channel via contact forms, typical for defense-related businesses. The company demonstrates good compliance with GDPR and cookie regulations, reflecting awareness of regulatory requirements.
Security posture
The website exhibits a solid security posture with HTTPS, multiple security headers, and use of Cloudflare Bot Management cookies. The cookie consent mechanism is robust, offering granular control to users. No exposed sensitive data or vulnerable libraries were detected in the HTML content. However, the lack of a public vulnerability disclosure policy or security.txt file and absence of explicit incident response contacts are gaps that could be addressed to enhance transparency and readiness. Overall, the security maturity is high, suitable for a company operating in sensitive aerospace and defense domains.
Recommendations
Publish a security.txt file or dedicated vulnerability disclosure page to facilitate responsible reporting.
Provide explicit incident response contact information, such as a security@ or abuse@ email address.
Consider listing relevant security certifications or compliance frameworks to strengthen trust.
Enhance transparency around data retention policies and user privacy practices.
Regularly audit third-party scripts and tracking tools to minimize privacy risks.
Site observations
Automated reading of the public site. Ratings are indicative.
Business
Company
CSG Aerospace
Description
CSG Aerospace develops and manufactures radars, air traffic control systems, air defence systems and provides aerospace services. It is a division of the Czechoslovak Group representing several Czech companies operating in aviation-related fields.
Key services
Radar development, Air traffic control systems, Air defense systems, Aerospace services, MRO services, Aircraft upgrades and sales
Content quality
excellent
Branding
consistent
Technology
Stack
React, Next.js, Google Tag Manager, Hotjar, Vimeo embed, CookieYes consent management
Frameworks
Next.js
Performance
moderate
Mobile
good
Accessibility
good
SEO
good
Security
Observed score
90/100
Good practices seen
HTTPS enforced
Cookie consent with opt-in/out
No exposed sensitive data in HTML
Use of Cloudflare Bot Management cookie (__cf_bm)
Analytics and tracking
Services
Google Analytics, Hotjar
Tracking level
moderate
Privacy practices
good
Advertising
Tracking pixels
Hotjar, Facebook Pixel
Marketing tools
Hotjar, CookieYes
Transparency
good
Site quality
Design
excellent
User experience
excellent
Content relevance
excellent
Navigation
excellent
Professionalism
excellent
Trustworthiness
high
Key observations
Website is fully accessible with no blocking or WAF challenge detected.
Content is rich, professional, and industry-specific to aerospace and defense.
Cookie consent mechanism is implemented with detailed categories and user controls.
No direct contact emails or phone numbers found in the HTML; contact is via contact form.
No explicit security.txt or vulnerability disclosure page found.
WHOIS data for the domain is unavailable, likely due to subdomain usage.
Use of modern web technologies and analytics tools is evident.
No suspicious or malicious external domains detected.
Technical notes
Notes
The website is built on a modern React/Next.js framework, ensuring good performance and SEO capabilities. Integration with Google Tag Manager, Hotjar, and Vimeo indicates a mature analytics and media strategy. The site is mobile optimized and accessible with clear navigation and professional design. Cookie consent is managed via CookieYes, providing GDPR compliance. No CMS was explicitly detected, suggesting a custom or headless CMS approach. Hosting provider details are not explicit but use of Cloudflare services is indicated by bot management cookies. Performance is moderate with room for optimization in image loading and script management.
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.
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