Course Outline
Session 1: Introduction to SSH and SSH Access Security
- Overview of the Secure Shell (SSH) protocol and its importance in secure remote access for government operations.
Securing SSH access through key-based authentication methods.
Implementing strong password policies and two-factor authentication for enhanced security.
Configuring SSH to restrict access to specific IP addresses, ensuring controlled access for government users.
Session 2: Samba File Sharing
- Introduction to Samba and its role in facilitating file and printer sharing within government networks.
Configuring a Samba server to share directories securely.
Setting up user authentication and permissions for Samba shares to ensure data integrity and confidentiality.
Accessing Samba shares from both Windows and Linux clients, supporting interoperability in government environments.
Session 3: DNS (Domain Name System)
- Understanding the role of DNS in translating domain names to IP addresses for efficient network communication in government systems.
Setting up a DNS server using BIND (Berkeley Internet Name Domain) for reliable name resolution.
Configuring DNS zones, records, and name resolution to support government network infrastructure.
Troubleshooting common DNS issues to maintain uninterrupted service delivery.
Session 4: Web Servers (Apache)
- Introduction to the Apache HTTP Server and its role in serving web pages for government websites.
Installing and configuring Apache on Linux systems to meet government security standards.
Creating virtual hosts to host multiple websites efficiently within a single server environment.
Configuring SSL/TLS certificates to ensure secure HTTPS communication for sensitive government data.
Session 5: Cache Servers (Squid)
- Understanding the concept of caching and its benefits for improving web performance in government networks.
Installing and configuring Squid as a caching proxy server to optimize resource usage.
Configuring access controls, caching policies, and logging in Squid to ensure secure and efficient operations.
Testing and monitoring Squid's caching effectiveness to maintain optimal performance for government applications.
Session 6: E-mail Servers (Sendmail, Postfix)
- Overview of email protocols (SMTP, POP3, IMAP) and their significance in government communication.
Setting up and configuring Sendmail or Postfix as an email server to support government messaging needs.
Configuring email aliases, virtual domains, and user mailboxes for efficient management.
Implementing spam filtering and antivirus protection to ensure the security and reliability of government email services.
Session 7: DHCP Server
- Introduction to DHCP (Dynamic Host Configuration Protocol) and its role in network configuration for government IT environments.
Installing and configuring the ISC DHCP server to manage dynamic IP address assignments.
Assigning IP addresses, subnet masks, and other network parameters dynamically to support scalable government networks.
Managing DHCP leases and troubleshooting common issues to ensure stable network operations for government users.
Session 8: FTP Server
- Overview of the File Transfer Protocol (FTP) and its use in secure data transfer within government agencies.
Installing and configuring an FTP server, such as vsftpd or proftpd, to support file sharing requirements.
Configuring user access, permissions, and secure FTP options to protect sensitive government data.
Enabling FTPS (FTP over SSL/TLS) for encrypted file transfers to enhance security in government communications.
Session 9: Databases (MySQL)
- Introduction to the MySQL database management system and its applications in government data storage and retrieval.
Installing and configuring the MySQL server to meet the robust data management needs of government operations.
Creating databases, tables, and user accounts to organize and secure government information.
Managing data backups and implementing database security measures to ensure data integrity and confidentiality for government use.
Session 10: Advanced Firewall Setup, Kernel Configuration, and Compilation
- Advanced firewall setup using iptables to enhance network security for government systems.
Implementing network address translation (NAT) and port forwarding to support complex government network architectures.
Introduction to kernel configuration and compilation for customizing system performance and security.
Customizing kernel options to improve the efficiency and security of government IT infrastructure.
Requirements
- A comprehensive understanding of Linux for government applications.
- Practical experience with fundamental Linux commands.
Testimonials (1)
I liked the fact that 80-90% of things were new to me, and it opened my eyes about a lot of technologies and about how sys admin works.
