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.

SkillUp
Skills you'll gain: Prompt Engineering, AI Workflows, AI Orchestration, Generative AI, ChatGPT, OpenAI API, Microsoft Copilot, AI Enablement, Software Architecture, Integrated Development Environments, Code Review, Software Design, API Design, Debugging, Software Development, Application Development, AI Security, Database Design, Python Programming, Automation
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Cybersecurity, Cyber Security Assessment, Incident Response, Firewall, Vulnerability Scanning, Network Protocols, Brute-force attacks, Vulnerability Assessments, Malware Protection, Virtualization and Virtual Machines, Linux Commands
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Informed Consent, Data Ethics, Healthcare Ethics, Medical Privacy, Responsible AI, Healthcare Industry Knowledge, AI Security, Generative AI, Health Information Management, Patient-centered Care, Patient Safety
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Serverless Computing, Cloud Management, Data Governance, Cloud Security, Application Programming Interface (API), Artificial Intelligence and Machine Learning (AI/ML), Containerization, Distributed Denial-Of-Service (DDoS) Attacks, Google Cloud Platform, Digital Transformation, Cloud Computing, Site Reliability Engineering, Google App Engine, Cloud Infrastructure, Real Time Data, Looker (Software), Data Strategy, Public Cloud, Cybersecurity, Responsible AI
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Diversity Equity and Inclusion Initiatives, Professionalism, Risk Management, Communication Strategies, Emergency Response
Beginner · Course · 1 - 3 Months

Infosec
Skills you'll gain: C (Programming Language), C++ (Programming Language), Secure Coding, Application Security, System Programming, Debugging, Code Review, Vulnerability Assessments, Exploitation techniques
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Risk Management Framework, Risk Management, IT Management, Risk Appetite, Business Risk Management, Operational Risk, Enterprise Risk Management (ERM), Compliance Management, Risk Analysis, Governance, Regulatory Requirements, Organizational Structure, Accountability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Encryption, Cybersecurity, Threat Detection, Exploitation techniques, Data Encryption Standard, Threat Modeling, Security Awareness, Cryptography, Cyber Attacks, Data Security, Databases, Malware Protection, Penetration Testing, AI Security, Vulnerability Assessments, Application Security, Security Engineering, Artificial Intelligence, SQL
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: CI/CD, ASP.NET, Continuous Deployment, Application Deployment, Cloud Deployment, Restful API, Middleware, Continuous Integration, Software Testing, .NET Framework, Responsive Web Design, API Design, Data Migration, Azure DevOps, Configuration Management, Data Validation, HTML and CSS, Database Application, C# (Programming Language), Web Applications
Intermediate · Professional Certificate · 3 - 6 Months

Splunk Inc.
Skills you'll gain: Splunk, Correlation Analysis, Performance Tuning, Data Manipulation, Data Analysis, Data Modeling, Big Data, Transaction Processing, Data Science, Business Analytics, Data Visualization
Beginner · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: AWS Identity and Access Management (IAM), Identity and Access Management, Amazon Web Services, Amazon S3, Authorization (Computing), Role-Based Access Control (RBAC), Authentications, Single Sign-On (SSO), User Accounts, Data Security, Multi-Factor Authentication, Encryption
Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Generative AI, Generative Adversarial Networks (GANs), System Monitoring, Data Ethics, AI Security, Large Language Modeling, Responsible AI, LLM Application, Artificial Intelligence, AI Enablement, Event Monitoring, Model Evaluation, Automation, Threat Detection, Emerging Technologies, Machine Learning
Intermediate · Course · 1 - 4 Weeks