Cryptography is a technique where data is secure and immune from:

A) Defense
B) Attack 
C) Risk
D) None of these

🧠 Explanation:

Cryptography secures data, protecting it from attacks. For tech students, this highlights cybersecurity, making it a key topic for studying data protection, computer science, and digital literacy. It ensures data privacy. Understanding this ensures knowledge of secure systems. It’s essential for analyzing cybersecurity, IT, and data science. Studying cryptography offers insights into how data is protected, crucial for computer science, IT, and cybersecurity, ensuring proficiency in secure communication technologies.