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.

Board Infinity
Skills you'll gain: Power BI, Data Analysis Expressions (DAX), Interactive Data Visualization, Data Storytelling, Dashboard, Data Visualization Software, Business Intelligence, Data Security, Data Integration, Data Transformation, Data Management, Data Modeling, Data Cleansing, Software Installation
Intermediate · Course · 1 - 4 Weeks

KodeKloud
Skills you'll gain: Responsible AI, Amazon Bedrock, Prompt Engineering, Generative AI, Artificial Intelligence and Machine Learning (AI/ML), AWS SageMaker, Data Ethics, Amazon Web Services, Large Language Modeling, OpenAI, AI Product Strategy, Artificial Intelligence, Cloud Security, Machine Learning, Data Governance, Human Centered Design
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Metasploit, Penetration Testing, Exploitation techniques, Vulnerability Assessments, Vulnerability Scanning, Cyber Security Assessment
Intermediate · Course · 1 - 4 Weeks

Alfaisal University | KLD
Skills you'll gain: Microsoft Word, Microsoft Office, Microsoft Excel, Email Automation, Grammar, Document Management, Business Writing, Security Controls, Document Control
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Application Deployment, Microservices, Cloud Infrastructure, CI/CD, Google App Engine, Kubernetes, Restful API, Google Cloud Platform, Cloud Computing Architecture, Network Architecture, API Design, DevOps, Cloud Storage, Service Level, Distributed Denial-Of-Service (DDoS) Attacks, Systems Design, Service Level Agreement, Cloud Security, Load Balancing, System Monitoring
Advanced · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Platform As A Service (PaaS), Containerization, Serverless Computing, Cloud Platforms, Docker (Software), Cloud Management, Cloud Computing Architecture, Cloud Computing, Information Management, Cloud Infrastructure, Cloud Security, Public Cloud, Application Deployment, DevOps, Amazon Web Services, Data Management, Database Management Systems, Microservices, Machine Learning, Scalability
Build toward a degree
Intermediate · Course · 1 - 3 Months

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

Skills you'll gain: Prompt Engineering, Microsoft Copilot, Docker (Software), ChatGPT, Google Gemini, OpenAI, Development Environment, GitHub, Integrated Development Environments, Generative AI, Git (Version Control System), Debugging
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Incident Response, Risk Management Framework, Cyber Risk, Risk Management, Security Management, Enterprise Risk Management (ERM), Business Risk Management, Cyber Threat Intelligence, Governance Risk Management and Compliance, Continuous Monitoring, Cyber Security Strategy, Security Information and Event Management (SIEM), Threat Detection, ISO/IEC 27001, Control Objectives for Information and Related Technology (COBIT), Key Performance Indicators (KPIs)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: AWS SageMaker, MLOps (Machine Learning Operations), Feature Engineering, AI Personalization, Amazon Web Services, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Amazon Elastic Compute Cloud, Data Cleansing, Data Processing, Data Wrangling, Data Integrity, Machine Learning, Machine Learning Algorithms, Data Modeling, Supervised Learning, Data Mining, Random Forest Algorithm, Data Management, Unsupervised Learning
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Building Codes, Construction, Construction Inspection, Safety Assurance, Safety Standards, Building Design, Hazard Analysis, Hydraulics, Systems Integration
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: CI/CD, Authorization (Computing), Package and Software Management, Infrastructure as Code (IaC), Azure DevOps, Authentications, Application Deployment, Continuous Integration, DevSecOps, DevOps, Security Controls, GitHub, Continuous Deployment, Git (Version Control System), Performance Tuning, Agile Methodology, Identity and Access Management, Version Control, Microsoft Azure, Continuous Delivery
Advanced · Specialization · 1 - 3 Months