Ghana’s Banking sector has seen much improvement and this is evidence by the establishment of Commercial Banks, Rural and Community Banks and Savings and Loans. Cyber-threats and the measures necessary to counter them in the Banking industry are the major security issue of the hour that the bank is facing. Information security issue is vital and more critical when it wants to implement and apply IT into its operations. Penetration and testing uses and techniques those hackers employ in penetrating the network system to verify presence of vulnerabilities in the network. This research demonstrates how to perform and identify the security strength and reveal the vulnerabilities, and possible exploits in the security of the internal network and misconfiguration of firewall of the Bank using penetration testing.

Keywords : Network Security, Cyber Security, Penetration And Testing, Virtual Private Network.