> For the complete documentation index, see [llms.txt](https://docs.erathos.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.erathos.com/platform/connections/column-anonymization.md).

# Column Anonymization

Protect sensitive data

## How it works

**Column anonymization** is a data protection technique that modifies data to prevent the exposure or identification of individuals or sensitive information. This technique allows data to be utilized for analysis, reporting, or other purposes without compromising privacy.

## Activating column anonymization

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