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Dark data is often thought of as system logs or other similar files which are collected and then left in a data lake, without real analysis or organization.
But data contained in offline spreadsheets or unofficial BI programs is a form of dark data—a powerful and dangerous one.
Check out this short resource to learn more about the risks and opportunities contained in this dark data, as well as to learn how you can integrate this data into your IT ecosystem without sacrificing its value or usability.