Category Archives: Cryptography
How is Digital Signature used with a Document?
A digital signature scheme is primarily a mechanism of making sure the digital documents (such as email, contract documents etc) are not forged in between (integrity) when exchanged between two entities. In addition, it solves the problem of non-repudiation (when a person disagrees that he/she did not sign the document). A digital signature is nothing but a sequence of numbers which get generated with a document and later used to verify whether the document is signed with the appropriate private key. Creating a document with a digital signature comprises of the following: Creation of private-public key pair using key generation algorithm. The public key, as per the name, could be …
I found it very helpful. However the differences are not too understandable for me