Please type in 8 or 10 digits for participant nr. or 8 - 50 characters for an alias.
Please type in 5 - 45 digits, characters, or special characters.
Login nameThe login name is an access identification which can be freely selected by you. You can allocate, change or delete it after every successful login. After allocation of a login name, login can be effected with this login name or with the 10-digit user number.If you forget your login name, you can log in at any time with your 10-digit user number and then view, and possibly change, the login name in the area "My Online Banking" under the item "Login name/User number".User numberThe accounts and securities accounts agreed with your Commerzbank branch are managed under the user number, which has 10 digits. The 10-digit user number is not connected with your account number. You can also view your user number at any time in the area "My Online Banking" under the item "Login name/User number".PINPlease enter your 5 to 45-digits PIN - Personal Identification Number/Password - in this field. This PIN will be sent to you by your Commerzbank branch after release for Online Banking. Your PIN can be changed at any time by using a TAN - transaction number - in the area "My Online Banking" under the item "Change PIN".