Answer:
Passwords must contain:
a minimum of 1 lower case letter [a-z] and
a minimum of 1 upper case letter [A-Z] and
a minimum of 1 numeric character [0-9] and
a minimum of 1 special character:~
at least 1 upper case, numeric, and special character must be EMBEDDED somewhere in the middle of the password, and not just be the first or the last