Malware is software designed to harm a computer system or its components. It can disrupt operations, steal data, or cause other negative effects.
Types of Malware include:
- Viruses: Self-replicating programs that spread by attaching themselves to other files.
- Worms: Standalone malware that replicates itself across networks without user intervention.
- Trojans: Malicious software disguised as legitimate applications.
- Ransomware: Malware that encrypts files and demands payment for decryption.
Impact of Malware:
- Data Loss: Deletion, corruption, or unauthorised access to sensitive information.
- Financial Theft: Stealing personal or organisational funds via fraudulent transactions.
- Security Breaches: Exposing confidential data or granting unauthorised access to systems.
- Operational Disruption: Slowing down or completely halting systems and processes.