QUICK REVISION FOR CYBER
UNIT I Cybersecurity, or information security, refers to the practice of protecting computer systems, networks, and data from unauthorized access, use, disclosure, disruption, modification, or destruction. With the increasing reliance on digital technologies and the internet, cybersecurity has become a critical concern for individuals, organizations, and governments worldwide. Let's explore some key aspects of cybersecurity: Cyber Threats : Malware : Malicious software such as viruses, worms, Trojans, ransomware, and spyware that can infect computers and steal or damage data. Phishing : Attempts to trick individuals into revealing sensitive information, such as passwords, credit card numbers, or personal details, through deceptive emails, websites, or messages. Denial of Service (DoS) Attacks : Attacks that disrupt or disable access to computer systems, networks, or services by overwhelming them with a flood of traffic or requests. Data Breaches : Unauthorized access or exposure o