How Do You Authenticate Data With Digital Signatures?
Digital signatures identify the sender of documents and emails for security purposes. By using public-key cryptology, a code known as a private key is attached to messages sent electronically. Receivers open and read the message with a public key. They know that the data they receive is authentic; often more so than with paper signatures. Follow these steps to authenticate data with digital signatures. Obtain a digital certificate from an authorized digital authenticity or certification authority such as Verisign, Thawte, GlobalSign or BT. You need a digital certificate to create a digital signature. The use of digital certificates for digital signatures is also known as Secure MIME (SMIME) standard. Look to PGP technology as an alternative to SMIME. PGP uses digital signatures and encrypts mail to authenticate data. The receiver must use the same standard that you do, SMIME or PGP. Compose your message first if you’re using PGP. When finished, click the PGPtray icon. Select “Current W
