secure folder

can simply say it as locker room of a bank...
it simply an extra layer of protection for apps or photo or video..
it can also used as a second whatspp or other social accounts like parallel space. but you should sign in with pin or password to get the messages or notifications.

actually secure folder use the Knox security feature from Samsung to secure the data stored in it.

how to use it

can someone eleborate it

securefolder/com.samsung.knox.securefolder_1.0.01-020.apk