public void setPasswordSalt(byte[] passwordSalt) {
        this.passwordSalt = passwordSalt;
    }
Sets the random salt that was used when generating this user's password
hash. This is normally only set upon retrieval from the database, or
through a call to the higher-level setPassword() function.

@param passwordSalt
    The random salt used when generating this user's password hash.
extensions/guacamole-auth-jdbc/modules/guacamole-auth-jdbc-base/src/main/java/org/apache/guacamole/auth/jdbc/user/UserModel.java