OptionaldivisorOptionalhashName of the message digest (RSA-PSS).
Optionalmgf1Name of the message digest used by MGF1 (RSA-PSS).
OptionalmodulusKey size in bits (RSA, DSA).
OptionalnamedName of the curve (EC).
OptionalpublicPublic exponent (RSA).
OptionalsaltMinimal salt length in bytes (RSA-PSS).
Size of q in bits (DSA).