An Electronic Signature refers to a signature on an electronic document. It is equivalent to handwritten signature on paper. As per the Uniform Electronic Transactions Act (UETA) an electronic signature is an electronic sound, symbol, or process, attached to or logically associated with a record and executed or adopted by a person with the intent to sign the record. There are three different types of Certificate. The Class 1 certificate is issued to a personal for private use. User might use the certificate to prove the believability of his identity or of the data shared by him. it’s obligatory for a personal, applying for a category one certificate, to possess a sound e­mail id. The Class 2 certificate is issued to people attached a company in addition as for the private use of a personal. category a pair of certificate is employed to complete transactions that involves the Ministry of company affairs or the Registrar of firms. someone applying for a category a pair of certificate must gift a sound identity proof in addition because the address proof. Class 3 certificate is a definitive identity authentication and security mean. It’s obligatory for organizations and people concerned in on-line e-­tendering, e-­procurement, patent filing and trademark filing method to possess a sound category three certificate.