Revisionssichere Archivierung Office 365 May 2026

Many organizations assume that simply using Microsoft 365 (formerly Office 365) automatically makes them compliant. This is a dangerous misconception.

Why native retention isn’t enough for GoBD, GDPR, and audit-proof long-term storage. Introduction For German-speaking enterprises especially, the term "revisionssichere Archivierung" (revision-proof archiving) carries significant legal weight. It goes beyond simple data backup or deletion policies. It demands that electronic documents—emails, Office files, Teams chats—be stored in a way that is manipulation-proof, complete, immediately accessible, and unalterable for the statutory retention period (e.g., 6–10 years under HGB, AO, GoBD). revisionssichere archivierung office 365

Your Office 365 admin should not be your archive admin. A third-party solution stores a separate, immutable copy of every email and file outside the direct control of the Microsoft 365 environment. This prevents an internal admin from covering tracks. Many organizations assume that simply using Microsoft 365