crypto_pbkdf2

MivaScript Builtin Function, Miva Merchant 9+

Tag / Description

crypto_pbkdf2( digestname, password, salt, iterations, dklen, dk var )

<mvt:assign name="g.return_value" value="crypto_pbkdf2( digestname, password, salt, iterations, dklen, dk var )" />

Derives a key of "dklen" bytes using PBKDF2 from PKCS #5.

Parameters

• digestname

  The digest algorithm to use. May be any of the digests supported by the installed OpenSSL version.

• password

  The password from which a key is to be derived.

• salt

  Random data of any length that is used to salt the derivation. RFC 2898 recommends a minimum salt length of 8 bytes.

• iterations

  The number of iterations to perform. RFC 2898 recommends at least 1000 iterations.

• dklen

  The desired output length of the derived key. May be any positive value.

• dk var

  [output] Receives the derived key. The output is in raw binary.

Return Values

Examples