Arif MD. 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 [Internet]. 2026 Aug. 24 [cited 2026 Sep. 6];1(16):449-52. Available from: https://pakjournals.com/ojs/index.php/ptt/article/view/448