salt - A simple command-line utility written in Go that supports NaCL (salt).

salt

A simple command-line utility written in Go that supports the box ( public key cryptography ) and secretbox ( secret key cryptography ) as described by NaCL and part of the Golang standard library box and secretbox .

Installation

$ go get -u github.com/prologic/salt

Usage

Secret Box (Symetric Crypto)

Encryption:

$ echo 'hello world' | ./salt -k foobar -e
�+TQI?��B�E�LvM��4�)3��C��*C63�ۂ�~=%��'

Decryption:

$ echo 'hello world' | ./salt -k foobar -e > hello.enc
$ ./salt -k foobar -d < hello.enc
hello world

Box (Asymetric Crypto)

Generate Keys:

$ ./salt -g
Private Key: 9B07A5664EDEE31FB1B5F456CA552BC4CD8474345A6185A8B9CB51EC7B0CC65E
Public Key: 96EBFD5C8092D5CBC420990159079F72DAF5B88AE54C25432D027CCB9E7AD85E

$ ./salt -g
Private Key: DA50675E53991113CB271664099E87E0A9251E31189A4B5BA8B55F15674799E7
Public Key: 279E5C728B4F0D851DA4A98E1DCF725834CC6B38B3E00C1A14DFE1B926730835

Encrypt and Sign:

$ ./salt -k 9B07A5664EDEE31FB1B5F456CA552BC4CD8474345A6185A8B9CB51EC7B0CC65E -p 279E5C728B4F0D851DA4A98E1DCF725834CC6B38B3E00C1A14DFE1B926730835 -e > msg.enc
hello world
^D

Decrypt and Verify:

$ ./salt -k DA50675E53991113CB271664099E87E0A9251E31189A4B5BA8B55F15674799E7 -p 96EBFD5C8092D5CBC420990159079F72DAF5B88AE54C25432D027CCB9E7AD85E -d < msg.enc
hello world

License

MIT