Penetration testing used to be a joyful journey. It is to look for security weaknesses in network, hosts, applications and data access.
The paradise has been lost when the penetration tester hit into a web application firewall (WAF). His favorable tools like Nessus and Acunetix turn to a state of helplessness.
Digital forensics in short deals with the application of scientific knowledge for collecting, analyzing, and presenting digital evidence. Such evidence in digital forensics are found by observing digital artifacts, such as computer systems, storage devices, network devices, related logs and dumps.