seminar details

[sarath]

want to give seminar in any of the below topics.
which one will be the best n want more details about that topic .
1.mesode
2.zombie
3.moip
4.holographic versatile disk(HVD)
5.vowifi

[arunsatyarth]

hello can i get complete details with abstract, links, theory, circuit diagram and ppt of seminar topic protection of transmission system using gps