A microSD (micro Secure Digital) card is a compact, removable flash memory storage device widely used in smartphones, tablets, cameras, and other portable electronics. Its primary function is to expand the storage capacity of these devices, allowing users to store more data such as photos, videos, applications, and documents. In cybersecurity, microSD cards can pose risks if lost or stolen, as sensitive data stored on them may be accessed by unauthorized individuals. Encryption and secure deletion practices are recommended to protect data on microSD cards. Their small size and portability make them convenient, but also susceptible to misuse or physical theft.