Sem VI Information Technology Law
1. Digital Signature: Meaning, Use in E-Governance, Licensing of Certifying Authorities, and Suspension I. Introduction The rapid growth of electronic commerce and governance required a mechanism to ensure authenticity, integrity, and non-repudiation of electronic records. This led to the recognition of digital signatures under the Information Technology Act, 2000 (India) (IT Act). II. Meaning and Definition of Digital Signature Statutory Definition Under Section 2(1)(p) IT Act: “Digital signature means authentication of any electronic record by a subscriber by means of an electronic method or procedure in accordance with Section 3.” Legal Provision Section 3 IT Act : Authentication of electronic records by: Use of asymmetric cryptosystem hash function Explanation A digital signature: Uses private key + public key Ensures: authenticity (who signed) integrity (data unchanged) non-repudiation (cannot deny) III. Legal Recognition Se...