Change Password followed by Create Atom corrupts the KeyStore

[quasarchimaere]

Describe the bug
A clear and concise description of what the bug is.

To Reproduce
Steps to reproduce the behavior:

1. Login with a User
2. Go To the Settings Page and Change your Password
3. After successfully changing the password, create an Atom (without logout/login in between)
4. Log out
5. Try login with the new Password
6. See that the login does not work /sign -> response 500 keystore corrupt

Expected behavior
Changing a password and creating an atom should not lead to making your account unusable

Additional context
This issue does not happen, if you logout/login after the password change (before creating an atom)