A digital signature, an asymmetric cryptography is designed using VHDL. The implementation has a Message Digest block and a RSA block. Implemented Digital Signature Algorithm on a Spartan 3 FPGA board ...

Digital signatures are used to verify that electronic messages and data have come from the proper sender and to irrevocably certify that data was not tampered with or changed during transition from ...

The National Institute for Standards and Technology has released a revised version of its digital signature standard intended to keep it consistent with other cryptographic guidelines. The standard, ...

Adobe Acrobat enables you to create PDF documents that are compatible with virtually every operating system and platform. PDF documents also support a wide range of security features. To send a ...

The National Institute of Standards and Technology (NIST) has announced proposed changes to a standard that specifies how to implement digital signatures, which can be used to ensure the integrity of ...

In this paper, the authors focus on making electronic power of attorney protocol. Power of attorney is a letter that authorizes the holder to carry out specified power given by the grantor. Generally ...

Digital signatures greatly reduce the time spent during transactions. The signature serves as a fingerprint for the buyer, whether they are in business-to-consumer (B2C) or business-to-business (B2B).

First published in 1994 and revised several times since then, the standard provides a means of guaranteeing authenticity in the digital world. It uses complex mathematical operations to encrypt and ...