Network Services Management
Linux
| Intermediate
- 15 videos | 1h 2m 8s
- Earns a Badge
Let's look at security as it applies to the networking configuration of a Linux system. Here we examine how to perform security administration tasks, set up host security, and use encryption to secure data.
WHAT YOU WILL LEARN
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Describe the function and purpose of shadow passwords
Perform the actions to turn off network services that are not in use
Configure tcp wrappers to grant or deny access to services on the local system
Use commands to audit a system to find files that have the suid or sgig bit set
Describe how to set or change a user's password and aging information
Use netstat to discover open ports on a system
Use nmap to discover open ports on a local or remote system
Apply limits to user logins, processes, and memory usage -
Identify which users or processes have files opened
Identify users who have logged in or who are currently logged into the system
Configure and use sudo to run commands with superuser, or root, access as a normal user
Configure and use the openssh2 client to securely connect and run commands on another system
Describe how the openssh2 server host keys are used to secure communications
Perform basic gnupg configuration, usage, and revocation of keys
Use ssh port tunnels to tunnel non-secure communications over a secured connection
IN THIS COURSE
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3m 12sUpon completion of this video, you will be able to describe the function and purpose of passwords that are used to encrypt other passwords. FREE ACCESS
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7mLearn how to turn off network services that are not in use. FREE ACCESS
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3. Using TCP Wrappers to Grant or Deny Access to Services3m 24sIn this video, you will configure TCP wrappers to grant or deny access to services on the local system. FREE ACCESS
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4. Auditing a System to Find suid/sgid Files3m 47sIn this video, you will use commands to audit a system to find files that have the suid or sgid bit set. FREE ACCESS
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5. Setting or Changing Passwords and Aging Information4m 16sUpon completion of this video, you will be able to describe how to set or change a user's password and aging information. FREE ACCESS
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6. Discovering Open Ports on a System Using netstat2m 41sIn this video, find out how to use netstat to discover open ports on your system. FREE ACCESS
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7. Discovering Open Ports on a System Using nmap4m 5sIn this video, find out how to use nmap to discover open ports on a local or remote system. FREE ACCESS
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8. Setting Limits on User Logins, Processes, and Resources2m 32sFind out how to apply limits to user logins, processes, and memory usage. FREE ACCESS
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9. Determining Which Users or Processes Have Opened Files4m 38sLearn how to identify which users or processes have opened files. FREE ACCESS
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10. Finding Users Who Have Logged in or Are Online Now4m 8sDuring this video, you will learn how to identify users who have logged in or who are currently logged in to the system. FREE ACCESS
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11. Configuring and Using Sudo4m 23sDuring this video, you will learn how to configure and use sudo to run commands with superuser, or root, access as a normal user. FREE ACCESS
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12. Performing Basic OpenSSH2 Configuration and Usage6m 7sDuring this video, you will learn how to configure and use the OpenSSH2 client to securely connect to and run commands on another system. FREE ACCESS
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13. OpenSSH2 Server Host Keys2m 27sAfter completing this video, you will be able to describe how the OpenSSH2 server host keys are used to secure communications. FREE ACCESS
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14. Configuring and Using the GnuPG4m 47sDuring this video, you will learn how to perform basic configuration, usage, and revocation of GnuPG keys. FREE ACCESS
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15. Using SSH Port Tunnels4m 42sDuring this video, you will learn how to use SSH Port Tunnels to tunnel non-secure communications over a secure connection. FREE ACCESS
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