1 00:00:00,720 --> 00:00:08,460 Now, we have the CIA right now, the CIA is the stands for three things, the CIA, which is confidentiality 2 00:00:08,700 --> 00:00:16,200 that A, the availability and integrity, which is I know what is confidentiality, not with the system 3 00:00:16,200 --> 00:00:24,330 ability to ensure that only the correct authorized user or system or resource can view access, change 4 00:00:24,330 --> 00:00:25,920 or otherwise user data. 5 00:00:26,160 --> 00:00:33,870 OK, so only the authorized person can access, view, change, modify, do whatever he wants, but 6 00:00:33,870 --> 00:00:34,890 only the authorized. 7 00:00:35,100 --> 00:00:37,800 OK, now on the other hand, the integrity. 8 00:00:37,800 --> 00:00:45,000 It is a system ability to ensure that the system and information is accurate and correct so anyone can 9 00:00:45,000 --> 00:00:50,500 read the data, but no one can modify only the authorized people. 10 00:00:50,910 --> 00:00:56,320 So for example, the hash stuff and the hash thing, it is an example for the integrity. 11 00:00:56,400 --> 00:01:01,270 So, for example, you want to download a specific program, you can see that there are a hash channel 12 00:01:01,290 --> 00:01:03,610 one or the five or whatever. 13 00:01:03,750 --> 00:01:10,400 So this hash to make sure that that file or the program you want to download has been modified at all 14 00:01:10,560 --> 00:01:14,370 and it is integrity and test the integrity. 15 00:01:14,690 --> 00:01:16,690 OK, so this is integrity. 16 00:01:17,190 --> 00:01:22,140 Now finally, we have the availability, which means that the information is accessible to authorized 17 00:01:22,140 --> 00:01:29,280 users and it provides an assurance that your system and data can be accessed by authenticated users 18 00:01:29,280 --> 00:01:30,960 whenever they are needed. 19 00:01:31,110 --> 00:01:31,430 OK. 20 00:01:31,470 --> 00:01:35,170 So make sure the system that available 24 hour bensimon. 21 00:01:35,430 --> 00:01:36,870 OK, so which means all the time.