Secret Space Encryptor (SSE)

File Encryption, Text Encryption (Messages, Notes, …), Secure Password Manager

New in version 3.1.0.2

- Password Vault: Added search function;
- Password Vault: New item type "KEM Key Pair" — KEM management (storage, generation, encapsulation, extraction) for algorithms CRYSTALS-Kyber;
- Password Vault: Updated data format — version 4;

more: https://paranoiaworks.mobi/sse/ssechangelog.htm

➤ File Encryptor: Securely encrypt your private and confidential files or whole folders.
🎥 ~ basic file encryption video tutorial

➤ Text Encryptor: Keep your messages, notes, cryptocurrency keys (seeds, mnemonics), and other text information safe from unwanted readers. Use the internal database or just copy/paste to/from your favorite applications. A password is set for the current encryption/decryption session, and you may have an unlimited number of passwords for any purpose (notes, emails, social networking, communication with persons A, B, C, …).
🎥 ~ text encryption video tutorial

➤ Password Vault: Store and manage all passwords, PINs, and notes in one secure place protected by one master password. Import/Export function is available (compressed, fully encrypted .pwv file format or unencrypted, editable .xml file format).

• Algorithms: Everything is encrypted using strong encryption algorithms: AES (Rijndael) 256bit, RC6 256bit, Serpent 256bit, Blowfish 448bit, Twofish 256bit, GOST 256bit + Threefish 1024bit, SHACAL-2 512bit and Paranoia C4 2048bit (for S.S.E. Pro Version) ciphers are available.
• Steganography: Text Encryptor contains a steganographic feature (concealing a text within an image - JPG). A steganographic algorithm (F5 algorithm) is used in combination with chosen symmetric cipher algorithm to make a final steganogram (JPEG image).
• Other Utils: Password Generator, Clipboard Cleaner, Algorithm Benchmark, …
• Cross-platform desktop versions (Windows, Linux, Mac OS X, …) of Text Encryptor and File Encryptor are available on: https://paranoiaworks.mobi
• Paranoia Text Encryption for iOS (iPhone/iPad/iPod) is available.
• An online (web-based) version of Text Encryptor (AES, client-side JavaScript) is available on: https://pteo.paranoiaworks.mobi

Author: Paranoia Works
License: GNU General Public License v3.0 only
Issue Tracker
Source Code
Changelog
Build Metadata

Versions

Although APK downloads are available below to give you the choice, you should be aware that by installing that way you will not receive update notifications and it's a less secure way to download. We recommend that you install the F-Droid client and use that.

Download F-Droid

Version 3.1.0.2 (118) suggested Added on Feb 23, 2023

arm64-v8a armeabi-v7a x86_64

This version requires Android 4.0 or newer.

It is built and signed by F-Droid, and guaranteed to correspond to this source tarball.
Permissions
- run foreground service
  
  Allows the app to make use of foreground services.
- android.permission.MANAGE_EXTERNAL_STORAGE
- read the contents of your shared storage
  
  Allows the app to read the contents of your shared storage.
- prevent phone from sleeping
  
  Allows the app to prevent the phone from going to sleep.
- modify or delete the contents of your shared storage
  
  Allows the app to write the contents of your shared storage.
Download APK 10 MiB PGP Signature | Build Log
Version 3.0.3.3 (112) - Added on Jan 10, 2023

arm64-v8a armeabi-v7a x86_64

This version requires Android 4.0 or newer.

It is built and signed by F-Droid, and guaranteed to correspond to this source tarball.
Permissions
- run foreground service
  
  Allows the app to make use of foreground services.
- android.permission.MANAGE_EXTERNAL_STORAGE
- read the contents of your shared storage
  
  Allows the app to read the contents of your shared storage.
- prevent phone from sleeping
  
  Allows the app to prevent the phone from going to sleep.
- modify or delete the contents of your shared storage
  
  Allows the app to write the contents of your shared storage.
Download APK 9 MiB PGP Signature | Build Log