Identity Stack is a digital identity mangement solution to help customers enhance the security by leveraging the capabilities of Azure AD and the Danish identity infrastructure based on MitID. The solution offers user friendly on-boarding and self service processes surrounding digital means of identification, including password reset, multi-factor configuration etc. The verification of an alleged employee identity is supported by MitID as a means of identification along with validation of the employees' social security number (CPR). The solution is fully compliant with the EU regulation on electronic identification and trust services for electronic transactions, eIDAS, and the Danish standard NSIS. This means the organisation is eligible for national single sign-on MitID Erhverv, i.e. employees are automatically logged in to all public sector self service portals, including SKAT, virk.dk, Tinglysning, and many more.