Latest update
Fixed TLS for KitKat. I hope.
Vernam Cipher APK Description
Using this app, you can create and share secret keys that you can then use to encrypt and decrypt messages using the Vernam Cipher. This implementation acts as a one time pad as it discards the part of the key used to encrypt/decrypt messages.
Source code is available at https://github.com/jeffisaak/vernam_cipher
Changelog (from v1.1 onwards):
Version 1.10
- Upgraded Android SDK and Gradle versions.
- Updated the 'about' text.
Version 1.9:
- Fixed a couple of bugs that were causing crashes
Version 1.8
- Added a message to the user indicating their password protected secret keys are broken (terribly sorry everyone)
Version 1.7
- Fixed a bug that was causing secret key importing to fail.
- Fixed a bug that was causing password-protected secret keys to fail.
Version 1.6
- Fixed a bug that was causing the number of bytes remaining in a password-protected secret key to be misrepresented
- Added the display of the cipher text when decrypting a message.
- Added the ability to view a secret key (long press on a secret key in the list, then select 'View secret key').
Verison 1.5
- Fixed a bug that caused the app to crash when decryption was attempted with no secret keys generated
Version 1.4
- Fixed a bug that caused the app to crash on startup for new installations
Version 1.3
- Added ability to share encrypted messages as text or as a file - this opens up new sharing options
- Miscellaneous code cleanup
- Added a link to my donation page (yes, shameless self-promotion)
Version 1.2
- Fixed an error connecting to random.org
Version 1.1
- Fixed a rather crippling Nougat bug
- Expanded the error message when random.org data fetching fails
How to install Vernam Cipher APK for Android
Download Vernam Cipher APK file (com.aptasystems.vernamcipher_16_3578976.apk) from APKPure.live, then follow these steps:
Update Phone Settings
- Go to your phone Settings page
- Tap Security or Applications (varies with device)
- Check the Unknown Sources box
- Confirm with OK
Go to Downloads
- Open Downloads on your device by going to My Files or Files
- Tap the APK file you downloaded (com.aptasystems.vernamcipher_16_3578976.apk)
- Tap Install when prompted, the APK file you downloaded will be installed on your device.
How to install Vernam Cipher APK on Windows PC 7/8/10/11 or MAC?
Download Vernam Cipher APK file (com.aptasystems.vernamcipher_16_3578976.apk) from APKPure.live to your PC (ex: C://Users/xxx/Downloads/(com.aptasystems.vernamcipher_16_3578976.apk), then follow these steps appear on screen.
Using Emulator:
- Download And Install one Emulator Softwares (Ex: Bluestacks, GenyMotion, NoxPlayer)
- Simple install APK on PC by drag and drop file com.aptasystems.vernamcipher_16_3578976.apk on Emulator screen
Vernam Cipher APK Pros & Cons
Pros
- This app is safe, it's not require high risk permissions
- Compatible with 32 bit device (most Emulator using 32bit arch CPU)
- Compatible with 64-bit device (some android device and current Bluestacks)
Cons
Everything is good.
