1## 9.12\. Data Deletion 2 3All device implementations: 4 5* [C-0-1] MUST provide users a mechanism to perform a "Factory Data Reset". 6* [C-0-2] MUST delete all data on the userdata filesystem. 7* [C-0-3] MUST delete the data in such a way that will satisfy relevant 8 industry standards such as NIST SP800-88\. 9* [C-0-4] MUST trigger the above "Factory Data Reset" process when the 10 [`DevicePolicyManager.wipeData()`]( 11 https://developer.android.com/reference/android/app/admin/DevicePolicyManager.html#wipeData%28int%29) 12 API is called by the primary user's Device Policy Controller app. 13* MAY provide a fast data wipe option that conducts only a logical data erase. 14