Explain major security threats to information systems?Also describethe terms Cyberwar and Cyberterrorism?

Information systems are vital for the operation of businesses and organizations, enabling them to process, store, and transmit data. However, these systems face numerous security threats that can compromise their integrity, confidentiality, and availability. Major security threats to information systems include the following:

1. Malware: Malicious software designed to disrupt, damage, or gain unauthorized access to computer systems. Types of malware include viruses, worms, Trojan horses, ransomware, and spyware. These programs can steal sensitive information, corrupt files, and even lock users out of their systems until a ransom is paid.

2. Phishing: Phishing involves fraudulent attempts to obtain sensitive information such as usernames, passwords, and credit card details by impersonating a legitimate organization through emails, websites, or phone calls. These attacks often use social engineering tactics to deceive users into clicking malicious links or providing personal information.

3. Denial-of-Service (DoS) Attacks: These attacks aim to make a system or network resource unavailable by overwhelming it with excessive requests, causing ___ ______ __________ ____ __________ _____ ______ __________.
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