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: Kubernetes, Application Deployment, Scalability, Containerization, Continuous Deployment, Docker (Software), Cloud Applications, Cloud Development, API Gateway, Cloud Storage, Network Troubleshooting, Cloud-Native Computing, Authentications, DevOps, Debugging, Development Environment, YAML, Google Cloud Platform, Network Protocols, Application Programming Interface (API)
Intermediate · Specialization · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Amazon Web Services, Customer Communications Management, Customer experience strategy (CX), Integrated Marketing Communications, Cross-Channel Marketing, Service Level, Systems Integration, Security Controls
Beginner · Course · 1 - 4 Weeks

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

Skills you'll gain: Penetration Testing, Metasploit, Vulnerability Scanning, Exploitation techniques, Vulnerability Assessments, Cyber Security Assessment, Cyber Threat Intelligence, Generative AI, Cyber Operations, Data Ethics, Prompt Engineering, Automation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Secure Coding, PHP (Scripting Language), Web Applications, Data Management, Generative AI, Web Development, ChatGPT, Application Development, Application Security, Microsoft Visual Studio, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Debugging, SQL
Intermediate · Guided Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Role-Based Access Control (RBAC), Performance Tuning, VMware ESX Servers, Virtual Machines, Disaster Recovery, Virtualization, Data Centers, Network Switches, Virtualization and Virtual Machines, Patch Management, Network Administration, System Monitoring, System Configuration, Data Storage, Infrastructure Security, Identity and Access Management, Data Storage Technologies, Cloud Infrastructure, Cloud Computing, User Accounts
Intermediate · Specialization · 1 - 3 Months

Board Infinity
Skills you'll gain: Model View Controller, Spring Framework, Java, Security Assertion Markup Language (SAML), Web Applications, Software Architecture, Transaction Processing, Data Validation, Verification And Validation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Docker (Software), Containerization, Kubernetes, Development Environment, Spring Boot, Application Deployment, DevOps, Microservices, Debugging, MongoDB, Restful API
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Restful API, Application Design, Secure Coding, Web Applications, Back-End Web Development, HTML and CSS, UI Components, User Interface (UI) Design, JSON, Business Modeling
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Identity and Access Management, Cloud Infrastructure, Google Cloud Platform, Cloud Computing, User Provisioning, Data Storage, System Monitoring, Cloud Storage, Security Controls, NoSQL, Encryption, Scalability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Malware Protection, Network Security, Information Systems Security, Security Controls, Cybersecurity, Data Security, Mobile Security, Computer Security Awareness Training, Wireless Networks, Authentications, Human Factors (Security), Threat Detection, Encryption, User Accounts
Intermediate · Course · 1 - 4 Weeks

Princeton University
Skills you'll gain: Blockchain, Cryptographic Protocols, Cryptography, FinTech, Application Security, Encryption, Payment Systems, Security Engineering, Network Protocols, Key Management, Digital Assets, Data Storage, Transaction Processing, Distributed Computing, Financial Regulation, Market Dynamics
Mixed · Course · 1 - 3 Months