You’re going to be familiar with the methods used in cyber crime. An unauthorized access is the main tool mostly used by criminals. The criminals also use some of the tools which help offenders to instigate the access.
Port Scanner

In this method, a criminal investigates the ports to enter in the system network. By using this criminal investigate the TCP and UDP by sending some kind of data. This practice helps him to get the details of the port that is it open or closed. Furthermore, a hacker focus to attack the open ends of the network to access illegally.
Packet Sniffer....more