Information Security: Defending Data in the Age of Cyber Threats
We live in an era where information is the lifeblood of daily life. From personal emails and online banking to corporate strategies and government records, everything depends on the safe flow of data. But as technology advances, so do the methods cybercriminals use to steal, alter, or destroy that information. This is why Information Security —commonly known as InfoSec—has become a vital part of our personal and professional lives. It is the framework that protects data from unauthorized access, misuse, or loss, ensuring that our digital world remains safe, trustworthy, and functional. What is Information Security? Information Security refers to the set of policies, practices, and tools used to protect data from harm. It applies to all forms of information—whether stored on computers, transmitted over the internet, or kept physically in files. The foundation of information security lies in the CIA Triad : Confidentiality – Keeping information accessible only to authorized...