On 8 January 2019, the Danish Supreme Court ruled in a case regarding abuse of the dignital signature NemID. Two persons had handed over usernames and passwords for their NemID to third parties, who then abused the NemID to digitally sign loan agreements in a bank.
The Supreme Court ruled that a lower court could enforce the digitally signed debt instruments against the real owners of the digital signatures although they had not signed the debt instruments themselves.
Yu can read more here (Danish).