You should change your password regularly.
For higher security, use Multi-Factor Authentication.
Further information can be found at:
activate Multi-Factor-Authentification (MFA) with TOTP
activate a Security Key for the MFA
Activation of Passkey

To change your password, follow this path:
Navigation bar → employee abbreviation (short) of the logged-in employee → Edit my account.

Click on Change password.

Afterward, enter your previous (current) password and your new password twice.

If you have forgotten your password, please contact one of your LDB key users (account with the access right Edit other employees' passwords).