An electronic signature is a means of acknowledging the document in a digital sense. E-signature can be created easily with the help of electronic gadgets. They can be attached to almost any kind of documents including word, excel, image, ppt or pdf files. Once signed, the documents will become worthy enough for further circulation and usage. For instance, an electronic signature on PDF document indicates full consent of the signed party over its content and thus can be forwarded to facilitate further actions.