encryption - What is encrypted in Android operating system? -

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when android os encryption activated, read /data (user data) encrypted , not storage. correct? can encrypt storage if it's case? pictures in \dcim , can have many folders in \

edit if take android folders structure:

 ┌─────────────┬───────────────────────────┐   | partition   | explanation               |   ├─────────────┼───────────────────────────┤   | /boot       | kernel & co.              |   | /cache      | app cache                 |   | /data       | user data partition¹      |   | /data/data  | app data¹                 |   | /dev        | devices²                  |   | /mnt/asec   | encrypted apps (app2sd)   |   | /mnt/emmc   | internal sdcard³          |   | /mnt/sdcard | external sdcard³          |   | /proc       | process information²      |   | /recovery   | used in recovery mode     |   | /system     | system rom (read-only)    |   └─────────────┴───────────────────────────┘

what encrypted when android encryption activated ?


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