Digital Signature
11
“digital signature” means a transformation of a message using
an asymmetric cryptosystem such that a person having the initial
message and the signer’s public key can accurately determine—
(a) whether the transformation was created using the private
key that corresponds to the signer’s public key; and
(b) whether the message has been altered since the
transformation was made;
“forge a digital signature” means—
(a) to create a digital signature without the authorization of
the rightful holder of the private key; or
(b) to create a digital signature verifiable by a certificate
listing as subscriber a person who either does not exist
or does not hold the private key corresponding to the
public key listed in the certificate;
“hold a private key” means to be able to utilize a private key;
“incorporate by reference” means to make one message a part
of another message by identifying the message to be incorporated
and expressing the intention that it be incorporated;
“issue a certificate” means the act of a certification authority in
creating a certificate and notifying the subscriber listed in the
certificate of the contents of the certificate;
“key pair” means a private key and its corresponding public key
in an asymmetric cryptosystem, where the public key can verify
a digital signature that the private key creates;
“licensed certification authority” means a certification authority
to whom a licence has been issued by the Commission and whose
licence is in effect;
“message” means a digital representation of information;
“notify” means to communicate a fact to another person in a
manner reasonably likely under the circumstances to impart
knowledge of the information to the other person;