1 00:00:00,120 --> 00:00:01,980 Everyone in this demo. 2 00:00:02,070 --> 00:00:06,290 I'm going to talk about the super user and the ISOO to connect. 3 00:00:06,990 --> 00:00:15,010 We can edit and grant references to our own super user of documents via either we change onto five the 4 00:00:15,040 --> 00:00:19,560 Soudas under the slash DC or on the ISOO. 5 00:00:19,610 --> 00:00:27,530 To comment at a speech has to change an edit on a V.I. pseudo comment in order to check for what four 6 00:00:27,570 --> 00:00:34,380 errors and or any syntax errors once we are done editing and changing on to V.I. pseudo. 7 00:00:34,710 --> 00:00:38,370 The system automatically is going to update the original five. 8 00:00:38,520 --> 00:00:39,510 What does the original five? 9 00:00:39,990 --> 00:00:41,640 It's the source file. 10 00:00:42,900 --> 00:00:43,410 Let's check. 11 00:00:43,410 --> 00:00:46,410 How many users do we have on the system over here? 12 00:00:46,770 --> 00:00:48,240 I have four users. 13 00:00:48,600 --> 00:00:56,560 So the first example I would like to grant user John F DESC Command without a password. 14 00:00:56,870 --> 00:01:04,519 The second example I would like to know got user Mary to switch to the users without a password. 15 00:01:05,220 --> 00:01:08,670 Okay, let's face Logan as a user talk. 16 00:01:09,900 --> 00:01:14,280 Now I want to run the f this command 17 00:01:16,710 --> 00:01:18,320 type the password. 18 00:01:19,200 --> 00:01:26,790 We don't have any privileges because we have to add user tor when the suit was filed in order to have 19 00:01:26,790 --> 00:01:28,230 a privileges to run this comment. 20 00:01:28,810 --> 00:01:30,480 Let's go back to the root user. 21 00:01:30,570 --> 00:01:33,550 I'm going right now to log in as user Mary. 22 00:01:35,130 --> 00:01:40,540 I want to look at right now and switch to the root user without a password. 23 00:01:42,630 --> 00:01:43,800 Time's a buzzword. 24 00:01:44,740 --> 00:01:47,660 We can switch to the raunchy, was that without a password? 25 00:01:48,580 --> 00:01:50,340 Let's go back to clear. 26 00:01:51,280 --> 00:01:51,670 Perfect. 27 00:01:51,700 --> 00:01:52,940 I'm going to V.I.. 28 00:01:53,240 --> 00:01:55,040 So do now. 29 00:01:55,480 --> 00:01:58,840 This is the file that we need to change and at. 30 00:01:59,870 --> 00:02:02,720 The features to the user can see over here. 31 00:02:02,750 --> 00:02:07,310 So allow rule to run any commands anywhere. 32 00:02:07,610 --> 00:02:09,199 So this is for the road user. 33 00:02:09,860 --> 00:02:12,490 Now, I want to give your preferences to user Tom. 34 00:02:13,350 --> 00:02:16,960 Dan, I'm going to type all or equal between a bracket or all. 35 00:02:17,040 --> 00:02:17,630 Perfect. 36 00:02:18,470 --> 00:02:25,860 And no best WD then call and then slash s. 37 00:02:26,210 --> 00:02:30,680 Ben then if disc. 38 00:02:32,680 --> 00:02:40,270 Mary, when I give the privileges to Mary right now to switch to what you it without a buzzword and 39 00:02:40,270 --> 00:02:46,180 I'm going to type all, all equal, all or all of us all has to be. 40 00:02:47,560 --> 00:03:03,250 In our case now, we gonna type no best WDR, calling Dan been slashed as you dash the save, this now 41 00:03:04,090 --> 00:03:05,710 makes perfect. 42 00:03:07,340 --> 00:03:08,150 Now I'm going to. 43 00:03:08,300 --> 00:03:08,690 OK. 44 00:03:08,780 --> 00:03:09,330 There's. 45 00:03:09,650 --> 00:03:09,950 OK. 46 00:03:10,010 --> 00:03:16,520 There's the command wish if I would like to know the Beth for this command. 47 00:03:17,480 --> 00:03:24,950 We can see here that we can use the we don't have to type to use our user at the beginning here. 48 00:03:25,040 --> 00:03:28,990 So we just we can type the slash ESPN on slash off disk. 49 00:03:29,450 --> 00:03:32,140 And also he for soda here. 50 00:03:33,160 --> 00:03:38,090 As we can see, this is the path that that we can type on. 51 00:03:38,480 --> 00:03:44,360 The if I sue to file, get less log in right now to use our Tom. 52 00:03:45,080 --> 00:03:45,530 Perfect. 53 00:03:45,920 --> 00:03:51,160 Now I want to run the F desk slash def slash Estey. 54 00:03:52,290 --> 00:03:54,660 Is the air, as we can see here. 55 00:03:54,690 --> 00:03:58,880 Now we have the privileges to run that if this comment. 56 00:03:59,700 --> 00:04:00,150 Perfect. 57 00:04:00,390 --> 00:04:03,630 Now I want to go back to the road user. 58 00:04:04,080 --> 00:04:06,600 Now I want to log in was our Mary. 59 00:04:08,390 --> 00:04:09,790 Now, what you gonna do is use a mirror. 60 00:04:10,130 --> 00:04:15,340 We want to grant the brief issues to switch to route user without a password. 61 00:04:15,940 --> 00:04:16,670 And we do that. 62 00:04:17,450 --> 00:04:17,930 Perfect. 63 00:04:19,700 --> 00:04:22,670 Okay, let's go back to the VR. 64 00:04:22,810 --> 00:04:24,620 Okay, I'm gonna go back to the user first. 65 00:04:27,200 --> 00:04:27,830 Perfect. 66 00:04:28,840 --> 00:04:32,840 Oh, I want to go back to you to the V.A. pseudo file. 67 00:04:33,720 --> 00:04:37,130 There is also a here, if you'd would like to. 68 00:04:39,290 --> 00:04:43,780 To add groups, to run any comments, for example, we have to go. 69 00:04:43,860 --> 00:04:44,320 We'll. 70 00:04:44,990 --> 00:04:48,500 So anybody who's in the group will cut or run. 71 00:04:48,740 --> 00:04:49,940 Any comments? 72 00:04:51,020 --> 00:04:55,070 And the system, if you would like to add another rule, for example. 73 00:04:55,850 --> 00:04:56,750 Again, I will defy. 74 00:04:57,060 --> 00:05:02,980 So the only difference here, we have to add the percentage sign here. 75 00:05:03,540 --> 00:05:06,810 You can see here for the user, we don't add any percentage sign. 76 00:05:07,050 --> 00:05:08,820 But for the overall, we are the percentage sign. 77 00:05:09,270 --> 00:05:14,490 And then I'm going to give a preference, just, for example, to group database. 78 00:05:15,270 --> 00:05:19,080 Then all, all, all, all 79 00:05:22,320 --> 00:05:23,820 then will be the same thing. 80 00:05:25,770 --> 00:05:27,390 No bars. 81 00:05:27,640 --> 00:05:38,750 WD sumed that if I want to give the privileges to the group database to run the f f this comment. 82 00:05:42,430 --> 00:05:44,490 OK, save the file. 83 00:05:44,970 --> 00:05:45,540 Go back. 84 00:05:45,590 --> 00:05:50,560 I just want to show you also here, a lot of the user student, as you can see here. 85 00:05:51,030 --> 00:05:55,480 User, student, user, student is a member of a group. 86 00:05:55,950 --> 00:06:03,690 So user to student can't run pseudo or can't run commands anywhere in the system. 87 00:06:05,520 --> 00:06:06,990 That's conclude our session. 88 00:06:07,290 --> 00:06:07,740 Thank you. 89 00:06:07,850 --> 00:06:09,240 I'll see you in the next lesson.