After a recent email attack, Harry is analyzing the incident to obtain important information. While investigating the incident, he is trying to extract information such as sender identity, mail server, sender's IP address, location, etc.
Which of the following tools should Harry use to perform this task?

Which of the following is an inappropriate usage incident?

Which of the following is an attack that attempts to prevent the use of systems, networks, or applications by the intended users?

Which of the following does NOT reduce the success rate of SQL injection?

Zaimasoft, a prominent IT organization, was attacked by perpetrators who directly targeted the hardware and caused irreversible damage to the hardware. In result, replacing or reinstalling the hardware was the only solution. Identify the type of denial-of-service attack performed on Zaimasoft.