First thing that comes to mind, when thinking about causes of data breaches, is a malicious attack by a hacker. Since privacy incidents might be considered a crime, it is natural to automatically associate them with a criminal.
Widely-processed personal data in the contemporary world requires new assessments of the rules to accurately protect rights and freedoms of the individuals. The General Data Protection Regulation 2016/679 (GDPR), implemented in May 2018, led to a greater harmonisation of privacy rules in European Union.
This is a very real concern, as some of the most common remote working risk behaviors include weak passwords, logging in to unsecured wireless networks, and misplaced devices. Also, many employees who work from home share a computer with other household members, making corporate data especially susceptible to a breach.