¹ [15. Secure electronic signature.--An electronic signature shall be deemed to be a secure electronic signature if--
         (i) the signature creation data, at the time of affixing signature, was under the exclusive control of signatory and no other person; and
         (ii) the signature creation data was stored and affixed in such exclusive manner as may be prescribed.
     Explanation.--In case of digital signature, the "signature creation data" means the private key of the subscriber.]