
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Metasploit, Penetration Testing, Exploit development, Vulnerability Scanning, Malware Protection, Exploitation techniques, Database Management, Cyber Security Assessment, Security Testing, Cyber Threat Intelligence, Cyber Operations, Vulnerability Assessments, Brute-force attacks, Cryptography, Cybersecurity, Intrusion Detection and Prevention, Hardening, Linux, Linux Administration
★ 4.8 (89) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Unix Shell, Shell Script, Bash (Scripting Language), Unix Commands, Command-Line Interface, Unix, Network Protocols, Network Troubleshooting, Scripting, TCP/IP, Linux, OS Process Management, File Management, Scripting Languages, General Networking, File Transfer Protocol (FTP), Network Administration, Linux Commands, File Systems, grep
★ 4.9 (53) · Beginner · Specialization · 3 - 6 Months

The Linux Foundation
Skills you'll gain: Package and Software Management, Linux, Command-Line Interface, File Systems, Linux Administration, Linux Commands, User Accounts, Operating System Administration, System Configuration, File Management, Unix Shell, User Provisioning, System Monitoring, Operating Systems, System Software, Patch Management, Software Installation, Graphical Tools
★ 4.5 (1.4K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Linux Administration, Bash (Scripting Language), Network Monitoring, Cyber Security Assessment, System Configuration, Digital Forensics
★ 4.8 (56) · Intermediate · Course · 1 - 3 Months

KodeKloud
Skills you'll gain: Package and Software Management, Command-Line Interface, Linux Commands, Linux, Ubuntu, Linux Administration, File Systems, Linux Servers, Data Storage, Network Troubleshooting, Operating Systems, Red Hat Enterprise Linux, Data Storage Technologies, Remote Access Systems, Operating System Administration, System Support, Software Installation, File Management, Service Management, General Networking
★ 4.5 (19) · Beginner · Course · 1 - 3 Months

Infosec
Skills you'll gain: Linux Administration, Version Control, Linux, Git (Version Control System), Linux Commands, Network Troubleshooting, Unix, Operating System Administration, Bash (Scripting Language), Systems Administration, Scripting, User Provisioning, Shell Script, User Accounts, Software Versioning, System Configuration, Unix Shell, Scripting Languages, Package and Software Management, Network Administration
★ 4.4 (22) · Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Linux, Linux Commands, Linux Servers, File Management, Command-Line Interface, grep, Servers, Operating Systems, Web Servers, IT Automation, Open Source Technology, Service Management
★ 4.5 (963) · Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Linux, Linux Administration, Package and Software Management, Software Installation, Open Source Technology, Computing Platforms, Operating Systems, Development Environment, Desktop Support
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Embedded Software, Linux, Linux Administration, File Systems, Shell Script, Package and Software Management, Electrical Engineering
★ 4.3 (150) · Advanced · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Vulnerability Assessments, Vulnerability Scanning, Cyber Security Assessment, Network Monitoring, Penetration Testing, Virtual Private Networks (VPN), Command-Line Interface, Security Testing, Linux Commands, Cyber Operations, Cybersecurity, Information Systems Security, Linux, Software Installation, Network Security, Linux Administration, Network Analysis
★ 4.3 (238) · Intermediate · Course · 1 - 4 Weeks

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Linux Commands, Shell Script, Unix Commands, Operating System Administration, Systems Administration, System Programming, File I/O, Peripheral Devices, Data Management, Software Development, Process Management, Computer Security
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Linux, Package and Software Management, Linux Administration, Red Hat Enterprise Linux, Linux Commands, User Accounts, Operating System Administration, User Provisioning, OS Process Management, Bash (Scripting Language), Command-Line Interface, File Management, Unix Shell, Shell Script, Identity and Access Management, File Systems, System Monitoring, System Support, Network Administration, General Networking
★ 4.8 (104) · Beginner · Course · 1 - 3 Months