When were VPNs introduced into the commercial world?

Related MCQs

• What types of protocols are used in VPNs?
• VPNs uses encryption techniques to maintain security and privacy which communicating remotely via public network.
• There are _________ types of VPNs.
• _________ type of VPNs are used for home private and secure connectivity.
• Which types of VPNs are used for corporate connectivity across companies residing in different geographical location?
• Which of the following statements is NOT true concerning VPNs?
• Extensions to the X.509 certificates were added in version ____
• __________ provides an isolated tunnel across a public network for sending and receiving data privately as if the computing devices were directly connected to the private network.
• The domain name space (tree) is devided into---------different sections
• Conversion of plain text into Cipher text is called as________.