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.

Skills you'll gain: Risk Management, Enterprise Risk Management (ERM), Risk Analysis, Risk Management Framework, Governance Risk Management and Compliance, Legal Risk, Blockchain, IT Security Architecture, Cyber Risk, Information Technology Architecture, Security Architecture Review, Governance, Application Security, Project Documentation, Technical Documentation, Regulatory Compliance, Software Documentation, Law, Regulation, and Compliance, Solution Architecture, Cyber Governance
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Microsoft SQL Servers, SQL, Database Development, Database Software, Database Design, Database Theory, Stored Procedure, Databases, Relational Databases, Transact-SQL, Database Systems, Database Architecture and Administration, Query Languages, Data Integrity, Microsoft Development Tools, Scripting, Authentications, User Accounts
Beginner · Course · 1 - 3 Months

Skills you'll gain: Linux, File Management, Linux Commands, Ubuntu, User Accounts, Linux Administration, Command-Line Interface, File Systems, Operating Systems, Authorization (Computing)
Beginner · Guided Project · Less Than 2 Hours
University of Rochester
Skills you'll gain: Market Dynamics, Supply And Demand, Economics, Policy, and Social Studies, Economics, Revenue Management, Business Economics, Policy Analysis, Research, and Development, Social Sciences, Public Policies, Market Analysis, Competitive Analysis, Consumer Behaviour, Business Strategy, Benefits Administration
Intermediate · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: Zero Trust Network Access, Cybersecurity, Cyber Security Strategy, Cyber Security Assessment, IT Security Architecture, Computer Security, Security Architecture Review, Network Security, Security Strategy, Enterprise Architecture, Cloud Security
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: AWS Identity and Access Management (IAM), Amazon CloudWatch, Threat Detection, Threat Management, Amazon Web Services, Incident Response, Continuous Monitoring, Cloud Security, Identity and Access Management, Amazon Elastic Compute Cloud, Network Security, Incident Management, Event Monitoring
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Security Testing, Test Tools, Vulnerability Scanning, Exploitation techniques, Vulnerability Assessments, Application Security, Network Protocols, Web Applications, Test Automation, Development Environment, Proxy Servers, Authentications, Software Installation, System Configuration
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: API Gateway, Cloud API, Application Programming Interface (API), Capacity Management, Kubernetes, Istio, Google Cloud Platform, Scalability, Application Security, Hybrid Cloud Computing, Security Controls, Apache Cassandra, Proxy Servers, Data Security, Application Deployment, Role-Based Access Control (RBAC), Public Key Infrastructure, YAML, Debugging
Beginner · Course · 1 - 3 Months

Skills you'll gain: Back-End Web Development, Server Side, Full-Stack Web Development, Middleware, Authentications, API Design, Application Programming Interface (API), User Accounts, Databases, JavaScript Frameworks, GitHub, Development Environment, Data Validation
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: AI Security, AI Orchestration, MLOps (Machine Learning Operations), Model Deployment, Vulnerability Assessments, AI Workflows, Governance Risk Management and Compliance, Retrieval-Augmented Generation, Responsible AI, Compliance Auditing, LLM Application, Personally Identifiable Information, Regulatory Compliance, Regulatory Requirements, Application Deployment, Model Training, Cloud Deployment, Solution Architecture, Generative AI, Artificial Intelligence
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Identity and Access Management, Google Cloud Platform, Cloud Infrastructure, Infrastructure As A Service (IaaS), Cloud Computing, Cloud Platforms, Cloud Management, Key Management, Security Controls, Role-Based Access Control (RBAC), Data Storage Technologies, Authorization (Computing), Cloud Storage, Capacity Management, Security Management, System Monitoring, Event Monitoring
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Linux, Linux Administration, Systems Administration, Display Devices
Beginner · Course · 1 - 4 Weeks