methods

type Argon2 struct {
	NameStr string // name of the method
	DescStr string // method description

	Time    uint32 // number of passes over the memory
	Memory  uint32 // size of memory in KiB
	Threads uint8  // CPU threads to use
	KeySize uint32 // desired key size
}

type PBKDF2 struct {
	NameStr string // name of the method
	DescStr string // method description

	Hash    func() hash.Hash // hasing function for key derivation
	Iter    int              // number of iterations
	KeySize int              // desired key size
}