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TYPO3 Security & Stability

Building Trust Since 1998

With enterprise-grade security, predictable updates, and proven stability, TYPO3 keeps your data safe, your sites online, and your visitors’ trust intact.

Why TYPO3?

Security by Design

Cyber incidents are the most feared business risk worldwide, ahead of operational disruptions and natural disasters. TYPO3 helps you stay out of those statistics. Security is built into the TYPO3 CMS architecture from the start, following secure-by-default principles that help organizations pass audits and avoid vulnerabilities.

Enterprise-Level Security

Managed, Verified, and Communicated Responsibly

Recognized for its strong security governance, TYPO3 is a trusted choice for organizations with high security demands.

Professional Security Team

Monitors, reviews, and coordinates fixes across the TYPO3 ecosystem.

Security by Default

Encrypted passwords, MFA, IP and role-based access, files stored outside the web root.

CVE Numbering Authority (CNA)

Officially authorized to assign global CVE identifiers — verified, transparent, trusted.

Proactive Communication

Security bulletins, audits, and transparent disclosure policies keep users informed and protected.

The TYPO3 Association Has Been Authorized by the CVE Program as a CVE Numbering Authority (CNA) - TYPO3 News

The TYPO3 Association has received official approval from the CVE Program to operate as a CVE Numbering Authority (CNA).

Stability You Can Rely On

Stay Online. Stay Trusted.

System failures cost credibility and customers. TYPO3’s stable architecture and predictable lifecycle ensure that your site remains online, no matter what happens.

Predictable Release Cycles

Plan maintenance and upgrades with confidence.

Long-Term Support (LTS & ELTS)

Extended lifecycle options through the TYPO3 Company.

Audit Trails & Rollbacks

Track, review, and revert changes easily.

Quality Assurance

Tested updates and transparent release management.

Roadmap

The TYPO3 CMS development roadmap follows an 18-month release cycle for Long Term Support versions.

Data Protection: Your Data, Your Control

Privacy built into TYPO3

TYPO3 empowers organizations to comply with the world’s strictest data protection standards — including the GDPR — without sacrificing usability, performance, or security. Data stays where it belongs: under your control.

  • Built for Compliance: TYPO3’s architecture supports GDPR principles such as data minimization, purpose limitation, and user consent management.
  • Configurable Data Retention: Control how long personal data is stored and automatically remove it when it’s no longer needed.
  • User Rights Made Simple: Easily manage data export, correction, or deletion requests.
  • Privacy-Respecting Integrations: TYPO3 lets you connect third-party tools responsibly, keeping user data within secure and transparent boundaries.
  • Only Capture What You Need: With the Forms extension, you decide what information to collect and where it’s stored.

Most Recent Case Study Highlights

Dorotheum

The treasure chamber of Europe with TYPO3

At the Dorotheum in Vienna, the second oldest auction house in the world, digitisation is making progress.

Stasi-Unterlagen-Archiv

Aligning Digital Services With Public Accessibility

TYPO3 Partner Agency 3pc GmbH worked with the Stasi Records Archive for a technical overhaul of their website.

müllerblaustein

müllerblaustein’s Brand Refresh & Digital Transformation with TYPO3

contenance GmbH revitalizes a family-owned brand within a larger network, boosting performance, visibility, and brand recognition.

Drees & Sommer

Global TYPO3 Multisite Relaunch for Drees & Sommer

How contenance GmbH helped Drees & Sommer revolutionize their digital presence

BMUKN

Development of an Accessible Website with a Scalable CMS for the German Federal Ministry for the Environment

coding. powerful. systems. CPS GmbH provides clarity and functionality to a complex government portal using TYPO3

VBB Verkehrsverbund Berlin-Brandenburg

e-pixler Harnesses TYPO3 For Better Commuter Mobility

TYPO3 Keeps 4 Million Riders Moving Across Berlin & Brandenburg

LEONI

LEONI Re-Launches its Global Web Framework with TYPO3

The leader in automotive services partnered with F7 to revitalize its digital infrastructure, utilizing TYPO3 multibrand and localization features.

Sénat

TYPO3 Empowers GAYA to Deliver a Modern, Accessible, and Secure Website for the French Senate

Modern and user-friendly interface that meets accessibility standards

TUM

TUM Website Relaunch: A New Milestone in a Trusted, Long-Term Partnership

A close partnership with in2code GmbH delivers a powerful TYPO3 relaunch built for innovation, performance, and long-term growth.

Political Party CDA

All national websites in 1 multi-site solution

A national platform for all political websites (400+) of CDA. Both national, provincial and local websites. A multi-platform with over 400 active websites and 700 editors!

Choose a CMS You Can Trust

TYPO3 is the open-source CMS trusted by governments, universities, and enterprises worldwide. It’s your platform for lasting stability, verified security, and complete control.

Find a TYPO3 Partner