Command-line application that can encrypt or decrypt plaintext using one of two cipher algorithms:
- Ceasar Cipher (Shift Cipher): Named after Julius Caesar, it shifts each letter of plaintext by the provided key according to its order in the alphabet (in circle).
- Unicode Cipher: It shifts each letter of plaintext by the provided key according to the Unicode table.
| Arg | Value(s) | Description |
|---|---|---|
| -mode | enc or dec | Used to encode or decode data |
| -key | Integer | Used by cipher algorithm |
| -data | String | Text from command-line |
| -in | String | Filename to read text from |
| -out | String | Filename to output text to |
| -alg | shift or unicode | Type of encryption |