BSI IT-Grundschutz
A comprehensive information security framework developed by Germany's Federal Office for Information Security (BSI) for systematic IT protection.
BSI IT-Grundschutz is a methodology and framework developed by the German Federal Office for Information Security (Bundesamt für Sicherheit in der Informationstechnik, BSI) to help organizations establish and maintain effective information security. It provides a structured approach combining risk management with a catalogue of proven security measures.
The framework is built around IT-Grundschutz Compendium, a regularly updated collection of security modules covering organizational, personnel, infrastructure, and IT-specific topics. Organizations can pursue BSI IT-Grundschutz certification at three levels: Entry, Standard, and Core Protection. The Standard and Core Protection levels are aligned with ISO 27001, enabling a dual certificate (ISO 27001 based on IT-Grundschutz) to be issued.
IT-Grundschutz is particularly prevalent in German public sector organizations and critical infrastructure operators. It is recognized by German authorities as a robust approach to meeting regulatory requirements, including those under NIS 2. Its detailed, prescriptive modules make it especially practical for organizations seeking clear guidance rather than a principles-based standard alone.
Legal Basis
BSI Act (BSIG); EU Directive 2022/2555 (NIS 2); ISO/IEC 27001:2022
Practical Example
A German municipal authority uses IT-Grundschutz as the foundation for its information security programme. Using the BSI Grundschutz Tool (GS-Tool), the IT team maps its assets to the relevant Grundschutz modules and identifies missing safeguards. After addressing the gaps, the authority achieves BSI IT-Grundschutz Standard certification, which is also recognized as ISO 27001 certification.