Optimalisasi Keamanan Jaringan Menggunakan Metode Port Knocking Pada LAZIS Wahdah Jakarta

Abstract

Abstract— Network security system is very important, because it relates to the security of resources in network, if the network
security system is weak, so people are not interested could be easy to attacks on the system, either to manipulate the data or changing the configuration of the network . In Lazis Wahdah has not made the block on port network systems, and used of modem Asymmetric Digital Subscriber Line (ADSL) in the network do not block the port. This is because the ADSL Modem just can do simple configuration and also not have features such as Router. Focusing on the issue, the use of methods Port Knocking on Mikrotik RB951UI-2ND is an appropriate way to improve network security system. With Port Knocking only IP address that corresponds to the rule or according to a predetermined Knock can access Mikrotik, while that does not comply with the rule will remain blocked. So Port Knockingmethod can improve the security system on the network at Lazis Wahdah Jakarta.