When it comes to the GDPR (General Data Protection Regulation), the conversation quickly turns to the processing registry. The essence, of course, revolves around transparency, data minimization and privacy by design. If you ask someone who deals with the GDPR to point out the core, it comes down to the register. Speaking of a registry, one quickly thinks of Excel. Often these two terms are mentioned in the same breath, inextricably linked. Excel is the first choice for a processing register, but is it also the best?