Virtual private network

 Virtual private network Abstract: A virtual private network (VPN) provides end users with a way to privately access information on their network (example an intranet) over a public network  infrastructure such as internet. A VPN is a connection that has the appearance and many of the advantages of a dedicated link but occurs over a […]


Steganography

Steganography Abstract: Steganography – derived from the Greek words meaning “covered Writing”, is the art of hiding information in ways that prevent its detection. It is a method akin to convert channels, and invisible links, which add another step in security. A message in cipher text may arouse suspicion while an invisible message will not. […]