generate random keys instead of using hardcoded values in tests

[cedricschwyter]

Is your feature request related to a problem? Please describe.
we need to enhance our tests, both api jest tests and cypress tests to make use of cryptographically secure keys and passwords

Describe the solution you'd like
in jest and cypress, we need to be able to make use of truly cryptographically secure keys and passwords of sufficient length

Describe alternatives you've considered

Additional context