crsysapi::Pbe Class Reference

Password-based encryption. More...

Public Types
enum class	PrfAlg
	PRF algorithm. More...

Static Public Member Functions
static bvec_t	Kdf2 (int dklen, const std::string &password, const bvec_t &salt, int count, PrfAlg prfalg=PrfAlg::Hmac_Sha1)
	Derives a key of any length from a password using the PBKDF2 algorithm from PKCS#5 v2.1. More...

Detailed Description

Password-based encryption.

Member Enumeration Documentation

PrfAlg

enum crsysapi::Pbe::PrfAlg

strong

PRF algorithm.

Enumerator
Hmac_Sha1	HMAC-SHA-1
Hmac_Sha224	HMAC-SHA-224.
Hmac_Sha256	HMAC-SHA-256.
Hmac_Sha384	HMAC-SHA-384.
Hmac_Sha512	HMAC-SHA-512.

Member Function Documentation

Kdf2()

static bvec_t crsysapi::Pbe::Kdf2 ( int  dklen, const std::string &  password, const bvec_t &  salt, int  count, PrfAlg  prfalg = PrfAlg::Hmac_Sha1  )

static

Derives a key of any length from a password using the PBKDF2 algorithm from PKCS#5 v2.1.

Parameters

dklen	Required length of key in bytes
password	Password
salt	Salt in byte format
count	Iteration count
prfalg	Algorithm to use in PRF (default=HMAC-SHA-1)

Returns

Derived key.