The number of overshared files rose 450 percent compared to the same quarter in 2020, highlighting the significant impact of the pandemic and remote work on data security. Nearly 23 percent of all unstructured data contained PII and were not marked appropriately. Organizations average 439,000 files at-risk due to oversharing; 210 files per employee increase 452 percent from Q1 2020 to 65,000 per enterprise. Of those business-critical files, 14 percent can be seen by internal or external users who should not have access.
Source: https://www.helpnetsecurity.com/2021/06/29/unstructured-data-overshared/