Store files hidden away from others with the help of latest cryptographic algorithms.

• CipherFile: [created at][modified at][content digest length][content digest][file length][file content]

Operations of IndexEntry:

• isExists
• getCipherFile
• getFileSize
• getFilePath
• getParentFolder -> CipherFolder

It will be a normal file explorer. On the left are some fixed items:

• Settings: keystore config, generate new key, change password.
• Favorite files and folders.
• Recently accessed files.
• Trash can.

It should have fixed width. Items should have icons.

• On the right is a resizable window.
• Each folder will be shown with a folder icon with lock sign. When unlocked, the background will change and unlock sign will appear.
• Two view shall be supported: details view, tile view.
• Double click on a folder will take you to sub directories.
• Right click should open context menu (open file, copy, paste, create folder, create file, etc.).
• Double click on a file will do these things:
  • if it is a text file, open with a custom text editor.
  • if it is a image, display it a custom image viewer.
  • otherwise display save option to store it elsewhere to view.
• Deleting will move all files under a directory to trash can.
• Emptying trash can will permanently remove the files along with encrypted entry in data folder.

• A nice breadcrumb will be available on top of the explorer.
• On right side, a search button shall appear. When clicked, a search form will appear above the explorer.
• Also view selection between (details/tile) mode will be available.
• Will have Forward, backward button.

• Set favicons to frames.
• Set main icons.
• Build for Windows, Linux, and MacOS.

• Sync with google drive.
• Create mobile app.
• Advance backup with error recovery info.