http://h7isucmawckzflxhipflydxvxpaytk5fozfk5immffg66rhboc74yxyd.onion/doku.php?id=securing_your_devices&do=edit
However, make sure you take regular backups, as an annoyed child or curious toddler could, if left alone with your phone, wipe your device.
===iOS ===
* Settings / Face ID & Passcode / Erase Data
====Replace sensitive identifiers with pseudonyms====
If you are reviewing a sensitive document, do you need to have the party names in it?