1. INTRODUCTION
2. SECURITY CONCEPTS
3. LAB SETUP
4. SECURING USER ENVIRONMENT
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1.Welcome to Securing Environment Around Linux (0:09)
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2.Understanding etcpasswd (10:09)
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3.Understanding etcgroup (5:42)
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4.Understanding etcshadow (6:54)
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5.The etclogin.def File (5:36)
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6.Create User Account and Change Password (8:47)
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7.Change Password Parameters (8:25)
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8.Set Password Policy (12:21)
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9.Lock or Disable User Accounts (7:28)
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10.Lock or Disable User Accounts Manually (7:06)
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11.Lock User Account After 3 Failed Attempts (9:08)
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12.Restrict root Login (7:49)
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13.Disable SSH Access for a Specific User (5:31)
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14.Implement UIDGID Policy (7:31)
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15.Centralized Authentication Service (5:13)
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16.sudo Access (19:22)
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17.Monitor User Activity (21:59)
5. PAM (PLUGGABLE AUTHENTICATION MODULE)
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1.Welcome to PAM (0:06)
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2.What is PAM (9:12)
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3.The Importance of PAM (4:06)
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4.The PAM Configuration Files Format (4:41)
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5.PAM Config File _ Module Interfaces (5:20)
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6.Account Access Through PAM (1:34)
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7.PAM Config File _ Control Flags (3:11)
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8.PAM Config File _ Modules _SO (10:35)
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9.PAM Aware Services and Stacks (7:39)
6. SECURING LINUX FILESYSTEM
7. SECURING LINUX SYSTEM
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1.Welcome to Securing Linux System (0:09)
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2.Message of the Day (7:30)
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3.Customize Message of the Day (10:36)
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4.Physical Server Security (4:22)
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5.Remove Un-necessary or Orphan Packages (11:54)
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6.Keep Kernel and System Up to Date (12:20)
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7.Stop and Disable Unwanted Services (15:28)
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8.Separate Disk Partitions (6:21)
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9.Disable Ctrl_Alt_Delete (8:43)
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10.Running One Service per System (4:41)
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11.Change Default Console Passwords _Only Physical (5:01)
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12.Disable USB Stick Detection (2:26)
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13.Enable an Network Time Protocol _NTP or Chronyd (15:40)
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14.Lockdown Cronjobs (7:09)
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15.Change SSH Port (8:54)
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16.SELinux (35:35)
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17.Backups (7:12)
8. SECURING LINUX SYSTEM NETWORK
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1.Welcome to Securing Linux Network (0:09)
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2.Introduction to Firewall (4:22)
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3.Firewall _iptables _ tables_ chains and targets (10:49)
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4.Firewall _iptables _ practical examples (24:10)
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5.Firewall _firewalld (8:53)
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6.Firewall _firewalld _ Practical Examples (23:35)
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7.Firewall _firewalld GUI (5:09)
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8.Encrypt Incoming and Outgoing Traffic (3:50)
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9.SSH vs. Telnet (10:08)
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10.Turn Off IPV6 _If not in use (6:25)
9. SECURING ENVIRONMENT AROUND LINUX
10. ADDITIONAL RESOURCES
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1.Welcome to Additional Resources (0:09)
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2.Getting Linux Commands Help (5:02)
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3.Compress and Uncompress Files (9:42)
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4.Absolute and Relative Path (5:03)
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5.Changing Password (4:36)
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6.sed Command Examples (21:00)
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7.Talking to Users (8:30)
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8.Wildcards (10:02)
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9.Hard and Soft Link (12:28)
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10.User Directory Authentication (5:50)
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11.Difference AD_ openLDAP_ WinBind etc (8:34)
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12.System Log Monitor (11:08)
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13.Recover Root Password (5:26)
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14.File Transfer Commands (10:25)
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15.NIC Bonding (17:42)
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16.Advance Package Management (15:01)
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17.File System Check (16:43)
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18.Compress and uncompress (9:42)
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19.File Maintenace Commands (11:44)
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20.File Ownership Commands (11:35)
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21.Environment Variable (13:35)
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22.Linux File Editor - vi (14:32)
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23.Process Management (14:08)
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24.User Account Management (15:01)
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25.Create Local Yum Repo (14:02)
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26.Securing Linux Machine - Quick Recap (24:26)
11. BONUS SECTION
