A 'Trojan Horse' is a _________.

The correct answer is Malicious Program.

Key Points

• A 'Trojan Horse' is a type of malicious program that disguises itself as a legitimate or useful software to deceive users.
• Unlike viruses or worms, Trojans do not replicate themselves but can cause significant harm by creating backdoors, stealing data, or corrupting systems.
• Trojan Horses often arrive through emails, downloads, or malicious links, encouraging users to execute them.
• Once installed, a Trojan can enable hackers to access sensitive data, install additional malware, or take control of the infected system remotely.
• Examples of Trojan activities include keylogging, credential theft, or unauthorized system surveillance.

Additional Information

• Spyware
  • Spyware is malicious software designed to gather user information without their knowledge or consent.
  • It monitors user activities, such as browsing history, keystrokes, or personal information.
  • Examples include keyloggers and adware.
• Ransomware
  • Ransomware encrypts a victim’s files or locks them out of their system until a ransom is paid.
  • Examples include WannaCry and Locky.
  • It is one of the most severe forms of malware due to its financial and operational impact.
• Worms
  • Worms are standalone malware programs that replicate and spread across networks without needing a host program.
  • They often exploit vulnerabilities in network systems or applications.
  • Examples include Mydoom and Code Red.
• Viruses
  • Viruses are malware that attach themselves to legitimate files or programs and spread when these are executed.
  • They can corrupt files, slow down systems, or steal data.
  • Examples include the Melissa Virus and the ILOVEYOU virus.