Security of the information in defence department of any country is of utmost importance. And today in this nuclear world, security and privacy of the various defence plans and other valuable strategies of a countrys defence force is on focus. This security is of prime importance during war period. The defence strategies are normally discussed in the meetings held at the various headquarters of the defence department. In todays computing world these meetings are conducted with the various concerned persons connected via a secured network in a room. If a person is unable to attend a meeting...