Arif, M.D. 2026. The Invisible Shield: How Data Encryption can keep the Digital World safe: You can use encryption in the background every time you tap to pay, log in to your bank, or send a one-way message. Knowing about it has ceased to be a prerogative of IT departments, it has become a prerequisite to anyone in the modern digital environment. PakTech Today. 1, 16 (Aug. 2026), 449–452.