Here are examples of the word/phrase "authorise" used in a sentence and paraphrased in a sentence...
If you can copy the owner of the building's voice, the door will authorise you to enter.
If you can mimick the owner of the building's voice, the door will allow you to enter.
The tournament organizer can not authorise him to compete with that type of controller.
The tournament organizer can not permit him to compete with that type of controller.
Please do not authorise her to enter the secret room until she is promoted.
Please do not sanction her to enter the secret room until she is promoted.
Other Examples...