diff options
| -rw-r--r-- | usr.bin/enigma/enigma.1 | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/usr.bin/enigma/enigma.1 b/usr.bin/enigma/enigma.1 index a72b22e..a2d0368 100644 --- a/usr.bin/enigma/enigma.1 +++ b/usr.bin/enigma/enigma.1 @@ -33,8 +33,10 @@ simple encryption program, working on a .Dq secret-key basis. It operates as a filter, i. e. it encrypts or decrypts a stream of data from standard input, and writes the result to standard -output. It automatically detects whether the input data stream is -already encrypted, and switches into decryption mode in this case. +output. +Since its operation is fully symmetrical, feeding the encrypted data +stream again through the engine (using the same secret key) will +decrypt it. .Pp There are several ways to provide the secret key to the program. By default, the program prompts the user on the controlling terminal for |
