NL Times reports:
A data leak at the Land Registry meant that protected residential addresses were visible and accessible between September 18 and October 11, the organization that manages real estate confirmed to the Volkskrant. According to the Land Registry, the leak occurred during a recent system update, and it notified the Dutch Data Protection Authority.
The Land Registry keeps track of who owns which real estate. There are two ways to make your residential address invisible on the Land Registry.
Read more at NL Times.