Cybersecurity encompasses the practice of protecting computer systems, networks, and data from digital threats, including unauthorized access, malware, ransomware, and other cyberattacks. It involves implementing measures such as encryption, firewalls, antivirus software, and intrusion detection systems to safeguard against potential breaches and vulnerabilities. Cybersecurity is vital in today's digital age to ensure the confidentiality, integrity, and availability of information and to mitigate the risks posed by cyber threats.