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.

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Relational Databases, Databases, Database Theory, Database Design, Database Systems, Database Management, SQL, Database Architecture and Administration, Query Languages, Data Modeling, Transaction Processing, Data Management, Data Integrity, Data Storage, System Design and Implementation, Information Technology, Data Analysis, Information Architecture, Problem Solving, Logical Reasoning
Intermediate · Course · 1 - 3 Months

The Linux Foundation
Skills you'll gain: Open Source Technology, GitHub, CI/CD, Git (Version Control System), Collaborative Software, Software Development Methodologies, Software Development Life Cycle, Technical Communication
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cybersecurity, Cloud Computing, Network Monitoring, Command-Line Interface, Cloud Services, General Networking, Linux, Windows PowerShell, Virtual Machines
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Private Equity, Loans, Investment Management, Equities, Case Studies, Performance Measurement, Investment Banking, Investments, Portfolio Management, Financial Market, Capital Markets, Performance Analysis, Mergers & Acquisitions, Resource Allocation, Financial Analysis, Asset Management, Market Liquidity, Entrepreneurial Finance, Derivatives, Business Valuation
Mixed · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Amazon Web Services, Web Applications, Cloud Services, Amazon Elastic Compute Cloud, Information Technology, Cloud Computing, Public Cloud, IT Infrastructure, Computer Systems, Amazon S3, Web Development, General Networking, Web Servers, Operating Systems, Servers, Virtualization, Data Centers, Hypertext Markup Language (HTML), Data Analysis, Project Management
Beginner · Course · 1 - 4 Weeks

Khalifa University
Skills you'll gain: AI Personalization, Sales Enablement, Customer Data Management, Customer experience improvement, Predictive Analytics, AI Product Strategy, Customer Insights, Customer Engagement, Advanced Analytics, Large Language Modeling, Fraud detection, Self Service Technologies, Artificial Intelligence, Data Integration, Change Management
Beginner · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Salesforce, Data Quality, Data Modeling, Data Integration, Business Process Automation, Email Marketing, Data Security, Data Cleansing, Sales Enablement, Sales Pipelines, Data Management, Business Process, User Accounts, User Provisioning, Customer Relationship Management (CRM) Software, Dashboard, Sales Development, Customer Engagement, Automation, Cloud Computing
Beginner · Specialization · 1 - 3 Months
Rice University
Skills you'll gain: Portfolio Management, Financial Market, Investments, Securities (Finance), Financial Systems, Securities Trading, Asset Management, Behavioral Economics, Capital Markets, Investment Management, Equities, Performance Measurement, Wealth Management, Finance, Financial Services, Performance Analysis, Risk Management, Return On Investment, Market Liquidity, Derivatives
Beginner · Specialization · 3 - 6 Months

University of Colorado System
Skills you'll gain: Infrastructure Security, Cyber Risk, Cyber Security Policies, Cyber Security Assessment, Cybersecurity, Cyber Security Strategy, Risk Management Framework, Technology Roadmaps, Network Infrastructure, Transportation Operations, Infrastructure Architecture, Mobile Security
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Operating System Administration, TCP/IP, Systems Administration, Network Troubleshooting, IT Infrastructure, File Systems, OSI Models, Cybersecurity, Network Security, Network Protocols, Microsoft Windows, Operating Systems, Lightweight Directory Access Protocols, Data Security, Linux, Encryption, Technical Support, Computer Hardware, Computer Networking, Information Technology
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Web Analytics, Supplier Management, E-Commerce, WordPress, No-Code Development, Search Engine Optimization, Blogs, Web Design, Content Management Systems, Shipping and Receiving
Beginner · Course · 1 - 3 Months

Meta
Skills you'll gain: Django (Web Framework), Web Development, Web Servers, Web Applications, Data Modeling, Back-End Web Development, MySQL, Application Security, Database Development, Model View Controller, Object-Relational Mapping, Application Frameworks, Database Management, Hypertext Markup Language (HTML)
Beginner · Course · 1 - 3 Months