Define the term: Trojan Horse A Trojan Horse is a type of malware that disguises itself as legitimate software. It tricks users into installing it voluntarily, unlike viruses that spread on their own. Once installed, it can steal data, install backdoors, or give unauthorized access to hackers. Trojans are often hidden in freeware, email attachments, or pirated software. It does not replicate like a worm but is highly dangerous for system control and data theft. Spyware Spyware is a form of malicious software that secretly gathers information from a user's device. It tracks browsing history, keystrokes, login credentials, and personal data without the user’s knowledge. Spyware often comes bundled with freeware or infected websites. It can be used for identity theft, monitoring, or financial fraud. Anti-spyware tools and regular scanning help detect and remove it. Open Port Identification Open Port Identification is the process of scanning a system/network to find active and listen...