Linux security courses can help you learn system hardening, user access controls, network security protocols, and incident response strategies. You can build skills in configuring firewalls, implementing encryption techniques, and conducting security audits. Many courses introduce tools like iptables for firewall management, OpenSSL for encryption, and Wireshark for network analysis, showing how these skills are applied in practical work to protect systems from vulnerabilities and threats.

Universidad Nacional Autónoma de México
Skills you'll gain: Social Justice, Diversity Awareness, Culture, Socioeconomics, Cultural Diversity, Sociology, Diversity Equity and Inclusion Initiatives, Cultural Responsiveness, Conflict Management, Advocacy, Cultural Sensitivity, Family Therapy, Community and Social Work, Safety and Security, Public Policies
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Exploit development, Test Tools, Cyber Security Assessment, Vulnerability Scanning, Vulnerability Assessments, Web Development Tools, Application Security, Web Servers, Network Protocols, Web Applications, Proxy Servers, Automation
Beginner · Course · 1 - 3 Months

Packt
Skills you'll gain: Ubuntu, Cybersecurity, Cyber Attacks, Microsoft Windows, Computer Security, Computer Security Awareness Training, Information Systems Security, Linux, Cyber Security Policies, Network Security, Virtualization, Linux Commands, Linux Administration, Data Ethics, Data Security, Virtualization and Virtual Machines, Hardening, Command-Line Interface, Operating System Administration, Virtual Machines
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Microsoft Copilot, Regulation and Legal Compliance, Data Ethics, Generative AI, Responsible AI, Data Governance, Microsoft 365, Customer Relationship Management (CRM) Software, Marketing Automation, Microsoft Office, Customer experience improvement, Business Process Automation, Compliance Management, Sales Process, Customer Service, Information Privacy, Artificial Intelligence and Machine Learning (AI/ML), Productivity Software, Critical Thinking
Beginner · Specialization · 1 - 3 Months

Packt
Skills you'll gain: Threat Management, Threat Modeling, Vulnerability Assessments, Incident Response, Computer Security Incident Management, Public Key Infrastructure, IT Security Architecture, Disaster Recovery, Vulnerability Management, Regulation and Legal Compliance, Threat Detection, Cyber Security Assessment, Risk Management, Compliance Management, Regulatory Compliance, Network Security, Infrastructure Security, Cloud Security, Hardening, Software-Defined Networking
Beginner · Specialization · 1 - 4 Weeks

Skills you'll gain: Data Security, Data Migration, Data Governance, Extract, Transform, Load, Cloud Storage, Data Management, Data Integration, Data Architecture, Enterprise Architecture, Data Storage, Data Modeling, Data Quality, Personally Identifiable Information, Incident Response, Security Controls, Information Privacy, Data Infrastructure, Data Warehousing, Threat Detection, Law, Regulation, and Compliance
Advanced · Specialization · 1 - 3 Months

University of Minnesota
Skills you'll gain: Software Development Methodologies, Agile Methodology, Software Engineering, Software Development Life Cycle, Requirements Analysis, Application Deployment, Agile Software Development, Systems Development, Software Architecture, Verification And Validation, Process Driven Development, Waterfall Methodology, System Requirements, Software Testing, Scrum (Software Development), Release Management, User Requirements Documents, Development Testing, Software Design, Maintainability
Beginner · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Data Storytelling, Google Sheets, Data Visualization, Spreadsheet Software, Large Language Modeling, Data Literacy, Data Visualization Software, Business Analysis, Requirements Analysis, Data Analysis, Analytics, Exploratory Data Analysis, Data-Driven Decision-Making, Trend Analysis
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Microsoft Azure, Virtual Machines, Virtualization and Virtual Machines, Scalability, Cloud Computing, Cloud Services, Infrastructure As A Service (IaaS), Cloud Infrastructure, Network Architecture, Kubernetes, Cloud Security, Network Security, Network Routing, Load Balancing, Application Deployment, Operating System Administration, Identity and Access Management, Security Information and Event Management (SIEM)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Information Privacy, General Data Protection Regulation (GDPR), Responsible AI, Personally Identifiable Information, Legal Technology, Data Security, Data Ethics, Large Language Modeling, Cybersecurity, Business Ethics, Data Governance, Prompt Engineering, Cyber Attacks, Legal Risk, Data Loss Prevention, Ethical Standards And Conduct, Generative AI, Regulatory Compliance, Risk Analysis, Governance
Beginner · Specialization · 1 - 3 Months
Google Cloud
Skills you'll gain: Gmail, Google Workspace, Email Security, Productivity Software, Organizational Skills, Business Communication, Document Management, Business Solutions, Scheduling
Beginner · Course · 1 - 3 Months

University at Buffalo
Skills you'll gain: Personal protective equipment, Environmental Regulations, Safety Training, Occupational Safety and Health Administration (OSHA), Hazard Analysis, Energy and Utilities, Safety Standards, Hazard Communication (HazCom), Safety and Security, Fire And Life Safety, Regulatory Compliance, First Aid, Emergency Response
Beginner · Course · 1 - 4 Weeks