Electronic Commerce is defined by Webster's Dictionary as using computer networks to conduct business, including buying and selling online, electronic funds transfer, business communications, and using computers to access business information resources. The Electronic Commerce Association descr...

In public key cryptography, there are 2 keys. One is public and other is private. If something is encrypted using the public key, it can only be decrypted using the private key. Therefore, all e-commerce merchants publicize their public keys. They also securely maintain their private key. Private Ke...