1 00:00:00,230 --> 00:00:01,620 In this section of the course, 2 00:00:01,620 --> 00:00:03,760 we're going to talk about securing your wired 3 00:00:03,760 --> 00:00:05,370 and wireless networks. 4 00:00:05,370 --> 00:00:07,300 We're going to start out with wired network devices, 5 00:00:07,300 --> 00:00:09,040 things like switches and routers, 6 00:00:09,040 --> 00:00:10,700 and then we'll move into the cabling 7 00:00:10,700 --> 00:00:12,950 that helps put all these networks together. 8 00:00:12,950 --> 00:00:14,260 After that, we're going to start talking 9 00:00:14,260 --> 00:00:15,470 about wireless networks 10 00:00:15,470 --> 00:00:17,070 and how we can better secure them 11 00:00:17,070 --> 00:00:18,440 and all the different types of attacks 12 00:00:18,440 --> 00:00:20,500 that exist for wireless networks. 13 00:00:20,500 --> 00:00:22,880 We'll even go through a demonstration in this section 14 00:00:22,880 --> 00:00:24,530 where I'm going to show you how easy it is 15 00:00:24,530 --> 00:00:26,030 to break wireless encryption 16 00:00:26,030 --> 00:00:26,920 and we'll be able to do that 17 00:00:26,920 --> 00:00:28,610 in about just two or three minutes. 18 00:00:28,610 --> 00:00:30,240 So, it's really important to understand 19 00:00:30,240 --> 00:00:32,100 how to secure your networks properly 20 00:00:32,100 --> 00:00:34,410 so attackers can't do this to you. 21 00:00:34,410 --> 00:00:36,710 Now, finally, we're going to round out this section 22 00:00:36,710 --> 00:00:39,100 by covering other types of wireless technology 23 00:00:39,100 --> 00:00:40,420 in addition to Wi-Fi, 24 00:00:40,420 --> 00:00:43,310 things like RFID, near-field communications, 25 00:00:43,310 --> 00:00:45,460 Bluetooth, satellite communication, 26 00:00:45,460 --> 00:00:47,720 GPS, cellular, and others. 27 00:00:47,720 --> 00:00:49,806 So, let's get started.