Q.What is a digital signature?
A.A digital signature is simply one type of electronic signature. It involves the use of a public key to provide an encryption-based signature to a message.
California law defines a digital signature is defined as "an electronic identifier, created by computer, intended by the party using it to have the same force and effect as the use of a manual signature." Pursuant to California Government Code Section 16.5, a digital signature shall have the same force and effect as a manual signature if and only if it embodies all of the following attributes:
- It is unique to the person using it;
- It is capable of verification;
- It is under the sole control of the person using it;
- It is linked to data in such a manner that if the data are changed, the digital signature is invalidated; and
- It conforms to regulations adopted by the secretary of state.