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File shield

File transformer and encryptor/decryptor

Usage

Generate a 16-bits password

$ ./fshield -t gen
serb02me3ydGHflT

Encrypt a file (for example, a video)

$ ./fshield -t enc -s video.mp4 -o encrypted.txt -k serb02me3ydGHflT

Decrypt a file (for example, a video)

$ ./fshield -t dec -s encrypted.txt -o video_dec.mp4 -k serb02me3ydGHflT

Flags

  • -t: the type of the usage, could be gen (to generate a new password), enc (to encrypt), dec (to decrypt)
  • -s: the path of the source. On encrypt is the path of the file to encrypt. On decrypt is the path of the encrypted file.
  • -o: the path of the output. On encrypt is the path of the output encrypted file. On decrypt is the path of the output decrypted file.
  • -k: the password to encrypt or decrypt

Use Cases

  • Upload personal files (like backups) on cloud
  • Protect personal and important shared files