Explanation:Ransomware is a type of malware that encrypts a victim’s data or locks them out of their systems until a ransom is paid to the attacker. Once a system is infected, files are rendered inaccessible, and victims are typically presented with a ransom demand, often in cryptocurrency. Notorious ransomware strains include WannaCry, LockBit, and REvil.…
Explanation:A worm is a type of self-replicating malware that spreads autonomously across networks without the need for a host program. Unlike viruses, worms do not require user interaction to propagate. Worms exploit vulnerabilities in network protocols and operating systems to spread rapidly across connected devices. They often cause network congestion, system slowdowns, and unauthorized data…
Explanation:A Trojan, or Trojan horse, is a type of malware that disguises itself as a legitimate program to deceive users into installing or executing it. Once activated, it can perform various malicious actions. Unlike viruses, Trojans do not replicate themselves. They often serve as a backdoor to systems, allowing attackers to steal data, modify files,…
Explanation:A computer virus is a type of malicious software program designed to spread from one computer to another and interfere with normal operations. It attaches itself to legitimate files or programs and replicates when the infected file is executed. Viruses can corrupt files, consume system resources, steal sensitive information, and disrupt services. Some viruses are…
Explanation:Malware, short for malicious software, is any program or file intentionally created to cause harm, gain unauthorized access, or disrupt normal system operations. Common types of malware include viruses, worms, Trojans, ransomware, and spyware. Malware can infect computers through malicious websites, phishing emails, and software vulnerabilities. The impact of malware ranges from data theft and…