Use information or facilities provided by the Council for unauthorised personal use, improper or commercial gain, or for fraudulent or malicious activities
Defnyddio gwybodaeth neu gyfleusterau a ddarperir gan y Cyngor at ddefnydd personol anawdurdodedig, enillion amhriodol neu fasnachol, neu ar gyfer gweithgareddau twyllodrus neu faleisus