We perform professional Penetration testing that does not result in the loss of services and disruption of the business continuity (BCP). Penetration Testing evaluates the security model of the organisation as a whole. It reveals likely outcomes of a real attacker are breaking into the network. We can distinguish a penetration tester from an attacker only by his intent and lack of malicious intent We have different levels of PT: 1. BlackHAT 2. WhiteHAT 3. GreyHAT 4. PurpleHAT