The Digital Signature Side Effect

Now what if we add a small identification package (let's call it a HASH – Handy Authentication Signature Hallmark) to our transmissions and what is unique about our HASH is that our private key can read the HASH

Private Decryption Key

Public

Encryption Key

Private Decryption Key

Public

Encryption Key

The effect this has on the message is that anyone with your public key can verify that you are the sender of the message

HASH

HASH

Notice this is in the reverse secure direction so anyone with your public key can verify the message is from you