Please follow the below post installation instructions:
  1. After installing SigningHub Enterprise, provide read/write access to the IIS_IUSRS user on Document Storage Directory if it is created on a network path.
  2. If you have installed ADSS Signing Server with Windows Authentication, then make sure that the following services in Windows Services Panel are running under a domain user, otherwise these services may fail to start:
    1. Ascertia-ADSS-Console
    2. Ascertia-ADSS-Core
    3. Ascertia-ADSS-Service