Posteo Help Help categories Article

Passwords such as “123456”, “posteo123” or “password” are insecure. With Posteo, you need to follow a few rules for choosing a password in order to protect yourself. This help article explains what these are.

Minimum requirements for passwords

The password for your Posteo account must fulfil the following criteria:

• At least eight characters
• At least one lower case letter
• At least one capital letter
• At least one number or symbol

Exotic symbols and diacritics are not permitted.