NAME
Crypt::Perl::RSA::PublicKey - object representation of an RSA public key
SYNOPSIS
#You’ll probably instantiate this class using Parser.pm
#or PrivateKey’s get_public_key() method.
#cf. JSON Web Algorithms (RFC 7518, page 5)
#These return 1 or 0 to indicate verification or non-verification.
$pbkey
->verify_RS256(
$message
,
$sig
);
$pbkey
->verify_RS384(
$message
,
$sig
);
$pbkey
->verify_RS512(
$message
,
$sig
);
#----------------------------------------------------------------------
my
$enc
=
$pbkey
->encrypt_raw(
$payload
);
#----------------------------------------------------------------------
my
$der
=
$pbkey
->to_der();
my
$pem
=
$pbkey
->to_pem();
#For use in creating PKCS #10 CSRs and X.509 certificates
my
$pub_der
=
$pbkey
->to_subject_der();
#----------------------------------------------------------------------
$pbkey
->size();
#modulus length, in bits
$pbkey
->modulus_byte_length();
#----------------------------------------------------------------------
# The following all return instances of Crypt::Perl::BigInt,
# a subclass of Math::BigInt.
# The pairs (e.g., modulus() and N()) are aliases.
#----------------------------------------------------------------------
$pbkey
->modulus();
$pbkey
->N();
$pbkey
->publicExponent();
$pbkey
->E();
$pbkey
->exponent();
#another alias of publicExponent()