crypt-decrypt

a node streams wrapper around node's crypto createCipher (Encrypt) and createDecipher (Decrypt) methods

###install

npm install crypt-decrypt

###usage

var source = require('stream').PassThrough(),
    cryptDecrypt = require('crypt-decrypt'),
    encrypt = new cryptDecrypt.Encrypt({
      pass : 'secret'
    }),
    decrypt = new cryptDecrypt.Decrypt({
      pass : 'secret'
    })

var input = new Buffer(
  ['this is a test',
    ' of the emergency broadcast system',
    ' if this had been a real emergency',
    ' you would have been instructed to...'
  ].reduce(function(a,b) {
    return a + b
  }), 'ascii')

source
  .pipe(encrypt)
  .pipe(decrypt)
  .pipe(process.stdout)

source.push(input)
source.push(null)

###defaults

By default if you are only required to pass in options.pass. The rest of the values will be defaulted if not supplied.

Below are the defaults of every option :

• algorithm (alg) : aes-256-cbc
• inputEncoding (ine) : buffer
• encoding (enc) : buffer
• password (pass) : NO DEFAULT will throw if not supplied

###encoding

See node's crypto module for more details on encoding.

###test

npm test

###License

MIT