Is onlyoffice.com Safe? Security Analysis for Ascensio System SIA
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SEQ SIA
Lastadijas 12 k-3, Riga, Latvia, LV-1050
Reg. No. 40203410806 • VAT LV40203410806
Support: guard@offseq.com • +371 2256 5353
AI Summary
ONLYOFFICE, owned by Ascensio System SIA, is a well-established technology company founded in 2007, offering a comprehensive and secure online office suite compatible with MS Office formats. The company targets businesses and developers, providing SaaS and self-hosted solutions for document editing, collaboration, and AI-powered virtual assistants. The website demonstrates a strong market position with over 15 million users and numerous reputable customers. Technically, the site is built on modern frameworks like Next.js, hosted on AWS, and integrates various collaboration and communication tools, ensuring a fast and mobile-optimized user experience. Security is a priority, with HTTPS, multiple encryption levels, open-source transparency, and compliance with GDPR and HIPAA standards. However, DNSSEC is not enabled, and no cookie consent mechanism was detected, which are areas for improvement. Overall, the website is professional, trustworthy, and technically mature, reflecting a credible and secure business presence.
Detected Technologies
10 urgent findings need attention
10 high
- + 2 more findings in the full report below
Keep onlyoffice.com under constant watch
Guard tracks your live infrastructure daily: certificate expiry, DNS & mail authentication drift, uptime changes, subdomain inventory, and unexpected tracker or content shifts. A full timeline captures every diff so you can prove remediation and spot regressions instantly.
Security drift alerts
Risk score drops, new high-severity issues, and header hardening gaps
Compliance watch
GDPR / NIS2 posture changes with governance evidence snapshots
Infrastructure surface
Unexpected open services, SSL expiry, DNS & email authentication changes
Content & tracker intelligence
Marketing tech shifts, analytics drift, and AI recommendation updates
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Security Headers
3 findings
75/100
GDPR Compliance
4 findings
35/100
NIS2 Compliance
9 findings
2/100
Email Security
3 findings
85/100
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
ONLYOFFICE operates in the technology sector, focusing on office productivity and collaboration software. Its business model includes offering free community editions, paid enterprise solutions, and integrations with popular platforms like Box, Moodle, and Nextcloud. The company benefits from a strong partnership ecosystem and a global customer base, including government and educational institutions. The presence of AI-powered assistants and continuous product updates indicate innovation and growth orientation. The parent company is OnlyOffice Capital Group Pte. Ltd., based in Singapore, supporting international operations. The company maintains a consistent brand and high content quality, supported by positive user reviews and industry awards.
Security Posture Analysis
Comprehensive Security Assessment
The security posture of ONLYOFFICE is robust, featuring HTTPS enforcement, multiple encryption layers (at rest, in transit, end-to-end), and open-source code availability for transparency. The website includes security headers and complies with GDPR and HIPAA regulations. However, the absence of DNSSEC and a formal vulnerability disclosure policy (security.txt) slightly reduce the security maturity. No critical vulnerabilities or exposed sensitive data were detected. Incident response contact information is not explicitly provided, which could be enhanced to improve readiness. Overall, the security culture appears strong, with a focus on secure access, monitoring, and document permissions.
Strategic Recommendations
Priority Actions for Security Improvement
Enable DNSSEC to enhance DNS security and prevent spoofing.
✨Observations
AI-powered comprehensive website and business analysis.
AI-Enhanced Website Analysis
Business Insights
Ascensio System SIA
ONLYOFFICE offers a secure online office suite highly compatible with MS Office formats. Connect it to your web platform for document editing and collaboration or use as a part of ONLYOFFICE Workspace.
excellent
consistent
Technical Stack
fast
excellent
good
good
Security Assessment
- HTTPS enforced
- Multiple encryption levels (at rest, in transit, end-to-end)
- Open source transparency
- Secure access and monitoring tools
- Extra document permissions
Analytics & Tracking
Advertising & Marketing
Website Quality Assessment
Key Observations
Website is fully accessible with rich content and professional design
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🛡️Security Headers
HTTP security headers analysis and recommendations.
Security Headers
HTTP security headers analysis
Missing X-XSS-Protection header
MEDIUMLegacy XSS protection (deprecated but still recommended)
Missing Permissions-Policy header
MEDIUMControls browser features and APIs
Sensitive data may be cached
LOWCache-Control header should include "no-store" for sensitive pages
👤GDPR Compliance
Privacy and data protection assessment under GDPR regulations.
GDPR Compliance
Privacy and data protection assessment
No Privacy Policy found
HIGHGDPR requires a clear and accessible privacy policy
No Cookie Policy found
HIGHGDPR requires clear information about cookie usage
No Cookie Consent Banner found
HIGHGDPR requires explicit consent for non-essential cookies
Third-party services without privacy policy
HIGHDetected services: Google Analytics, Facebook, LinkedIn, YouTube
GDPR Compliance Analysis
🛡️NIS2 Compliance
Network & Information Security Directive compliance assessment.
NIS2 Compliance
Network & Information Security Directive
No information security framework found
HIGHNIS2 requires documented cybersecurity and information security measures
No vulnerability disclosure policy
MEDIUMNIS2 encourages coordinated vulnerability disclosure
No security policy documentation found
HIGHNIS2 requires documented cybersecurity governance and risk management
No incident response procedures found
HIGHNIS2 requires documented incident response and business continuity plans
No business continuity planning found
MEDIUMNIS2 emphasizes operational resilience and business continuity
No security contact information
HIGHNIS2 requires clear incident reporting channels
No vulnerability reporting mechanism
MEDIUMClear vulnerability reporting supports coordinated disclosure
No NIS2 reference found
LOWConsider explicitly mentioning NIS2 compliance efforts
Critical sector without clear security compliance
HIGHDetected sectors: energy, transport, health, digital
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📧Email Security
SPF, DKIM, and DMARC validation and email security assessment.
Email Security
SPF, DKIM, and DMARC validation
No BIMI Record
LOWBIMI displays brand logos in email clients
No MTA-STS Policy
MEDIUMMTA-STS enforces TLS for email delivery
No TLS-RPT Record
LOWTLS-RPT provides reporting for email TLS issues
SPF Details
DKIM Selectors Found
DMARC Details
🏆SSL/TLS Security
Certificate validity and encryption analysis.
SSL/TLS Security
Certificate validity and encryption analysis
Weak Protocols Supported
HIGHServer supports weak protocols: TLSv1.1
Certificate Transparency Not Implemented
LOWCertificate is not logged in Certificate Transparency logs
Partial SSL/TLS Assessment
LOWCompleted 3 of 4 security checks due to time constraints
Protocol Support
OCSP Status
📊DNS Health
DNS configuration and security assessment.
DNS Health
DNS configuration and security assessment
DNSSEC Not Enabled
MEDIUMDNSSEC is not configured for this domain
Domain Registration Details
DNS Records
DNSSEC Status
DNS Performance
SPF Analysis
⚡Network Security
Port scanning and network exposure analysis.
Network Security
Port scanning and network exposure analysis
Good Network Security Posture
LOWNo unnecessary services detected on common risky ports
How does onlyoffice.com compare?
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🔧Technical Analysis
Detailed technical findings and analysis from AI assessment.
Technical Analysis
Comprehensive security assessment findings
Additional Findings
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Marketing Intelligence
Contact emails, phone numbers & warm leads
Plan Comparison
| Feature | PDF Report | Marketing+ |
|---|---|---|
| Full security analysis | ||
| Professional PDF export | ||
| Email delivery | ||
| Lifetime access + unlock code | ||
| Contact emails & phones | — | |
| Marketing outreach data | — |
Already purchased?
Order summary
Digital reports are delivered immediately after payment. By continuing you acknowledge the withdrawal waiver described in our Returns & Refunds policy.
Secure payments processed via EveryPay. Prices in EUR; Incl. 21% VAT.
SEQ SIA
Lastadijas 12 k-3, Riga, Latvia, LV-1050
Reg. No. 40203410806 • VAT LV40203410806
Support: guard@offseq.com • +371 2256 5353
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