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Proof as to verification of digital signature.
73A. In order to ascertain whether a digital signature is that of the person by whom it purports to have been affixed, the Court may direct-
| (a) | - | that person or the Controller or the Certifying Authority to produce the Digital Signature Certificate; |
| (b) | - | any other person to apply the public key listed in the Digital Signature Certificate and verify the digital signature purported to have been affixed by that person. |
Explanation.-For the purposes of this section, "Controller" means the Controller appointed under sub-section (1) of section 17 of the Information Technology Act, 2000.]