PIN / TAN
contact the service point in the Central Examinations Office (CEO). If you lose your PIN or TAN, they can be reissued to you in the CEO Service Center (responsible for the programs in Faculties 6 - 12 and [...] present a valid identity card and your student ID in person. Should you be running out of TANs, you can use PABO to generate a new TAN list. You will need a TAN for this operation, so you must retain a last