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 de Palermo
Skills you'll gain: Diplomacy, International Relations, World History, European History, Political Sciences, Economics, Security Strategy
Beginner · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Stakeholder Management, Communication Planning, Agile Project Management, Work Breakdown Structure, Project Scoping, Project Management, Project Schedules, Project Coordination, Project Planning, Leadership and Management, Leadership, Feasibility Studies, Requirements Analysis, Communication
Beginner · Course · 1 - 3 Months

Skills you'll gain: Dynamic Host Configuration Protocol (DHCP), Virtual Networking, Network Administration, TCP/IP, Computer Networking, General Networking, Network Switches, Network Routers, Simulations, Configuration Management, Information Technology, Verification And Validation
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Digital Forensics, Risk Management, Incident Response, Threat Management, Risk Analysis, Business Risk Management, Cyber Security Policies, Secure Coding, Cybersecurity, Computer Security Incident Management, Cyber Security Assessment, Application Security, ISO/IEC 27001, Data Security, Malware Protection, Penetration Testing, Security Controls, Threat Detection, Compliance Management, Governance
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Amazon S3, Amazon Web Services, Cloud Hosting, Distributed Computing, Content Management Systems, System Configuration
Beginner · Guided Project · Less Than 2 Hours
University of California, Irvine
Skills you'll gain: Blockchain, Cryptography, Data Integrity, Encryption, FinTech, Network Security, Transaction Processing, Emerging Technologies
Beginner · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Professional Networking, Leadership Development, Relationship Building, Rapport Building, Business Consulting, Relationship Management, Consulting, Amazon Web Services, Technical Consulting, Continuous Improvement Process, Business Relationship Management, Project Management, Brand Management, Analysis, Active Listening, Requirements Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Management, Microsoft Azure, Cloud Computing Architecture, Cloud Computing, Cloud Services, Infrastructure As A Service (IaaS), Infrastructure as Code (IaC), Cloud Security, System Monitoring, Role-Based Access Control (RBAC), Scalability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: IT Service Management, Information Technology Infrastructure Library, Change Control, IT Management, Information Technology Architecture, Service Management, Technical Services, Enterprise Architecture, Managed Services, Risk Management Framework, IT Infrastructure, IT Security Architecture, Capacity Management, Release Management, Incident Management, Service Level
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Digital Forensics, Cybersecurity, Malware Protection, Network Security, Network Analysis, Operating Systems, Data Integrity, Microsoft Windows, Mac OS, File Systems, Linux, Web Applications
Beginner · Course · 1 - 3 Months

Skills you'll gain: Google Workspace, Gmail, Lightweight Directory Access Protocols, Authorization (Computing), Active Directory, System Monitoring, User Accounts, Email Security, Data Governance, Cloud Management, Cloud Security, Endpoint Security, Identity and Access Management, Mobile Security, Compliance Auditing, Data Security, Configuration Management, Incident Management, Application Deployment, Annual Reports
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Penetration Testing, Vulnerability Scanning, Cyber Security Assessment, Vulnerability Assessments, Network Security, Network Analysis, Network Protocols, Open Source Technology
Intermediate · Course · 1 - 4 Weeks