Class: EVPKDF

EVPKDF

This is a deprecated passphrase-based key derivation class included to provide compatibility with OpenSSL encryption formats. Normally we'd use PBKDF2 for this sort of thing.

new EVPKDF(data)

Creates a new EVPKDF instance
Parameters:
Name Type Description
data Object Initialization options for the class, passed automatically into PBKDF2#initialize. Note this class will ignore your choice of hash algorithm and always use MD5.
Source:

Extends

Requires

  • module:convert

Methods

compute(passphrase, salt, options) → {string|Array}

Derives a EVPKDF key from a given passphrase and salt value
Parameters:
Name Type Argument Default Description
passphrase string Passphrase to be used for the derived key.
salt string <optional>
 '' Salt value.
options Object <optional>
 Optional options object. (Parameter descriptions below)
Properties
Name Type Argument Default Description
return_format number <optional>
 'hex' (binary|hex|words) The return format.
Source:
Returns:
A string or Array depending on options.
Type
string | Array

initialize(options) → {PBKDF2}

Initializes the PBKDF2 instance
Parameters:
Name Type Argument Default Description
options Object <optional>
 {} Optional options object. (Parameter descriptions below)
Properties
Name Type Argument Default Description
key_size number <optional>
 32 The key size to generate. Must be a multiple of 4.
hasher Hasher <optional>
 SHA1 The class name of a hasher.
iterations number <optional>
 1 Number of iterations to HMAC hash key data.
Inherited From:
Source:
Returns:
This initialized instance
Type
PBKDF2