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.

Google Cloud
Skills you'll gain: Dataflow, Google Cloud Platform, Data Pipelines, Serverless Computing, Real Time Data, Cloud Infrastructure, Identity and Access Management, MLOps (Machine Learning Operations), Big Data, AI Personalization, Data Visualization Software, Data Integration, Cloud Security, Data Integrity, Performance Tuning, Looker (Software), Data Security, Tensorflow, Cloud Computing, Data Processing
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Amazon Elastic Compute Cloud, Amazon Web Services, Application Deployment, Virtual Machines, Web Applications, Public Cloud, Linux Servers, Apache, Remote Access Systems
Beginner · Guided Project · Less Than 2 Hours

Cisco Learning and Certifications
Skills you'll gain: Software-Defined Networking, Network Engineering, Network Architecture, Scripting, Application Programming Interface (API), Data Modeling, General Networking, Network Planning And Design, Automation, Network Infrastructure, Linux Commands, Python Programming, Network Protocols, Command-Line Interface
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: OpenShift, Kubernetes, Cloud-Native Computing, Application Deployment, Cloud Applications, Containerization, Scalability, Cloud Platforms, Cloud Management, Development Environment, Docker (Software), Cloud Computing, Platform As A Service (PaaS), Continuous Deployment, YAML, Configuration Management, Network Routing, PostgreSQL, Performance Tuning, Command-Line Interface
Intermediate · Specialization · 3 - 6 Months
The Hong Kong University of Science and Technology
Skills you'll gain: Market Liquidity, Analysis, Financial Policy, Economics, International Finance, Financial Market, Financial Regulation, Market Dynamics, Supply And Demand, Forecasting
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: MITRE ATT&CK Framework, Threat Modeling, Cyber Threat Intelligence, Penetration Testing, Threat Detection, Cybersecurity, Cyber Security Strategy, Vulnerability Scanning, Cyber Attacks, Vulnerability Assessments, Network Security, Network Analysis
Intermediate · Course · 1 - 4 Weeks

The Hong Kong University of Science and Technology
Skills you'll gain: Acceptance Testing, Software Development Methodologies, Configuration Management, Debugging, Software Development Life Cycle, Software Testing, Software Engineering, Unified Modeling Language, Integration Testing, User Acceptance Testing (UAT), Unit Testing, System Implementation, Secure Coding, Test Case, Requirements Analysis, Agile Methodology, Project Management
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Data Governance, Databricks, Data Management, Metadata Management, Data Infrastructure, Data Strategy, Information Management, Data Quality, Data Security, Real Time Data
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Data Structures, Spring Boot, Restful API, Model View Controller, Spring Framework, Web Services, Java Programming, Java, Back-End Web Development, Authentications, Programming Principles, Authorization (Computing), Software Architecture, Algorithms, Object Oriented Programming (OOP)
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: User Story, Business Requirements, Requirements Analysis, Requirements Elicitation, Business Analysis, User Requirements Documents, Gap Analysis, Project Documentation, Systems Analysis, Functional Specification, Business Process Modeling, Process Flow Diagrams, Needs Assessment, Data Visualization
Beginner · Course · 1 - 4 Weeks
Amazon Web Services
Skills you'll gain: Amazon CloudWatch, Containerization, Microservices, Docker (Software), Amazon Web Services, Kubernetes, Amazon Elastic Compute Cloud, Application Deployment, Serverless Computing, Devops Tools, System Monitoring, YAML, Scalability
Beginner · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Session Initiation Protocols, Android Studio, Android Development, Internet Of Things, Communication Systems, Network Protocols, Telecommunications, Wireless Networks, Mobile Development, Application Development, Embedded Systems, Open Source Technology
Mixed · Course · 1 - 3 Months