CompTIA Security+ courses can help you learn network security, risk management, cryptography, and identity management. You can build skills in threat analysis, incident response, and implementing security controls to protect sensitive information. Many courses introduce tools like firewalls, intrusion detection systems, and vulnerability assessment software, showing how these tools are applied to safeguard networks and data against potential threats.

Vanderbilt University
Skills you'll gain: JUnit, Unit Testing, Maintainability, Software Design Patterns, Software Testing, Test Automation, Integration Testing, Test Driven Development (TDD), Development Testing, Testability, Software Engineering, Test Tools, Secure Coding, Android Development, Application Security, Software Design, Mobile Security
★ 4.5 (297) · Mixed · Course · 1 - 3 Months
Skills you'll gain: Unified Modeling Language, File I/O, System Programming, Visual Basic (Programming Language), Database Management, System Software, Hardware Architecture, Databases, Relational Databases, Algorithms, Computer Architecture, Network Security, Computer Hardware, Development Environment, Data Structures, Object Oriented Programming (OOP), Object Oriented Design, Program Development, Computer Programming, Microsoft Development Tools
★ 4.6 (175) · Beginner · Specialization · 3 - 6 Months

University of California, Davis
Skills you'll gain: Secure Coding, Software Design, System Design and Implementation, Programming Principles, Security Engineering, Program Development, Vulnerability Assessments, C (Programming Language), Software Development Methodologies
★ 4.4 (384) · Intermediate · Course · 1 - 4 Weeks

Northwestern University
Skills you'll gain: Social Media Marketing, Social Media Management, Social Media Strategy, Social Media, Social Media Analytics, Marketing Effectiveness, Marketing, Social Media Campaigns, Performance Measurement, Performance Analysis, Performance Metric, Business Metrics, Customer Engagement, Business-To-Consumer, Driving engagement, Legal Risk, Key Performance Indicators (KPIs), Sales Enablement, Integrated Marketing Communications, A/B Testing
★ 4.7 (826) · Mixed · Course · 1 - 4 Weeks

The University of Sydney
Skills you'll gain: Blockchain, Distributed Computing, Network Security, Scalability, Cryptography, Data Integrity, Transaction Processing, Algorithms
★ 4.5 (121) · Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Local Area Networks, Network Protocols, Computer Networking, Network Architecture, TCP/IP, Network Performance Management, General Networking, Network Engineering, Wireless Networks, Telecommunications, Digital Communications
★ 4.7 (540) · Mixed · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: AI Security, Cybersecurity, Cyber Attacks, Fraud detection, Classification Algorithms, Email Security, Threat Detection, Jupyter, Authentications, Machine Learning Algorithms, Artificial Intelligence, Applied Machine Learning, Machine Learning, Supervised Learning
★ 4.2 (107) · Intermediate · Course · 1 - 4 Weeks
Google Cloud
Skills you'll gain: Google Workspace, Gmail, Google Gemini, Group Policy, Service Management, Scripting, Automation, Document Management, System Configuration, Collaborative Software, Configuration Management, Cloud Storage
★ 4.7 (1K) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Identity and Access Management, Google Cloud Platform, Microsoft Azure, Azure Active Directory, Cloud Management, User Provisioning, Cloud Infrastructure, Virtual Private Networks (VPN), Hybrid Cloud Computing, Virtual Networking, Active Directory, User Accounts, Network Security, Firewall, Network Routing, Command-Line Interface
★ 4.6 (246) · Intermediate · Course · 1 - 4 Weeks

Splunk Inc.
Skills you'll gain: Splunk, Data Visualization, Correlation Analysis, Data Transformation, Data Presentation, Data Manipulation, Data Visualization Software, Dashboard Creation, Data Wrangling, Performance Tuning, Model Optimization, Dashboard, Statistical Analysis, Data Processing, Analysis, Business Intelligence, Data Analysis, Big Data, Data Science, Business Analytics
★ 4.6 (288) · Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Invoicing, Billing & Invoicing, Inventory Management, Inventory Management System, Tax Management, Accounting Software, Customer Relationship Management, Billing, Customer Relationship Management (CRM) Software, Sales Tax, Small Business Accounting, Accounting and Finance Software, Accounting, Security Controls, Payroll Systems
★ 4.5 (86) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Responsible AI, Data Ethics, Regulation and Legal Compliance, Regulatory Compliance, Generative AI, Legal Risk, Compliance Management, Business Ethics, AI Security, Intellectual Property, Business Risk Management, Ethical Standards And Conduct, Personally Identifiable Information, Risk Analysis, Data Governance, Data Security, Accountability
★ 4.9 (78) · Beginner · Course · 1 - 4 Weeks