length of master password for maximum security

Gary's Avatar

Gary

25 Jan, 2019 10:11 AM

What is the length of maximum security master password ?

  1. Support Staff 1 Posted by Maarten Billemo... on 25 Jan, 2019 01:38 PM

    Maarten Billemont's Avatar

    A password of type Maximum Security is 20 characters long.

  2. 2 Posted by Gary on 25 Jan, 2019 07:48 PM

    Gary's Avatar

    I was not referring to the generated password, but to the Master Key which the user defines, is there an advantage in security to make up a long Master Key which contains also numbers and special characters ?

  3. Support Staff 3 Posted by Maarten Billemo... on 25 Jan, 2019 08:23 PM

    Maarten Billemont's Avatar

    The larger the entropy in your master password, the better the security of the whole, yes.

    Adding "special characters" is generally not a good way of maximizing entropy. The most reliable way for maximizing entropy is just making your master password longer. This is why a good way of making a really strong master password is to use a phrase instead of a word. If you make a little sentence, even one that makes no sense, and it'll be much easier to remember as well as being extremely high in entropy. Examples:

    • banana coloured duckling
    • seventeen red ravens flying high
    • ...

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