So, you had better take some precautions to protect your data. Although you may benefit a lot from SD card, increasing risks are coming towards you, too. It has been quite popular for the small and lightweight features since it was developed and marketed in 1999. These devices use SD card to store photos, videos, audio files, applications and other files. It is designed for portable devices, such as digital cameras, camcorders, video game consoles and smartphones. SD card, introduced by SanDisk, Matsushita Electric and Toshiba, is a non-volatile memory card.