E-security is a term that refers to the protection of electronic systems and information from unauthorized access, damage, or theft. E-security can cover various aspects, such as network security, data security, email security, and cyber security.

E-security is important for individuals, businesses, and organizations that rely on electronic systems and information for their daily operations, communication, and transactions. E-security can help prevent identity theft, fraud, hacking, phishing, malware, and other cyber threats.