For access to the academic computer network and also to all other information systems where the unified password is used (see), you need:
Login/ID - Personal student's/employee's number (you will obtain this number when you become a student or employee).
Password - When your acount is created,you have to go to study department of your faculty where you obtain a default unified/LDAP/IDM/academic password.(People who are born in Czech Republic have set they default passwords as their PIN (Personal Identification Number) number. You have to change this password to some otheras soon as possible, otherwise the password will be blocked after few days.