網際網路&資安
1.http://www.youtube.com/watch?v=Mhf1hKJcEh0
2.http://www.youtube.com/watch?v=YuvbXR1Ow3o&feature=c4-overview-vl&list=PL9FD11BBD0B29F1B1
3.http://www.youtube.com/watch?v=9hIQjrMHTv4&list=PL70296879E...
2.http://www.youtube.com/watch?v=YuvbXR1Ow3o&feature=c4-overview-vl&list=PL9FD11BBD0B29F1B1
3.http://www.youtube.com/watch?v=9hIQjrMHTv4&list=PL70296879E...