Network security courses can help you learn about firewalls, intrusion detection systems, and encryption protocols. You can build skills in risk assessment, incident response, and vulnerability management. Many courses introduce tools like Wireshark for network analysis, Nessus for vulnerability scanning, and various security information and event management (SIEM) systems, showing how these skills are applied in practical work to protect networks from cyber threats.

Skills you'll gain: Open Web Application Security Project (OWASP), Exploitation techniques, Vulnerability Assessments, Application Security, Vulnerability Management, Security Controls, Authorization (Computing), Cryptography, System Configuration, Encryption, Software Design
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Embedded Software, Embedded Systems, Pseudocode, Microarchitecture, Hardware Architecture, Computer Architecture, Software Systems, Software Design, System Programming, Systems Design, Software Design Patterns, Systems Integration, Programming Principles, Event-Driven Programming, System Configuration, Real Time Data, Peripheral Devices, Memory Management
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Bayesian Statistics, Statistical Hypothesis Testing, Statistical Modeling, Statistical Methods, Statistical Inference, Statistics, Statistical Analysis, Probability & Statistics, Regression Analysis, Data Analysis, R Programming, R (Software), Statistical Software, Probability, Predictive Modeling, Model Evaluation, Probability Distribution
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Management, Data Presentation, Data Storytelling, Data Collection, Data Governance, Data Analysis, Information Privacy, Data Quality, Data Storage, Data Storage Technologies, Data Security, Exploratory Data Analysis, Data-Driven Decision-Making, Data Architecture, Data Visualization Software, Big Data, Applied Machine Learning, Machine Learning Methods, Machine Learning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Email Marketing, Google Ads, Digital Advertising, Paid media, Social Media Analytics, Social Media Marketing, Search Engine Optimization, Google Analytics, Customer Retention, Digital Marketing, Marketing Budgets, Loyalty Programs, Order Fulfillment, Search Engine Marketing, Web Analytics, Online Advertising, Digital Marketing Tools, Marketing, E-Commerce
Beginner · Professional Certificate · 3 - 6 Months

Logical Operations
Skills you'll gain: Routing Protocols, Network Routing, Virtual Local Area Network (VLAN), TCP/IP, Network Administration, Network Switches, General Networking, Network Architecture, OSI Models, Network Routers, Network Planning And Design, Network Engineering, Local Area Networks, Networking Hardware, Computer Networking, Network Infrastructure, Network Model, Network Protocols, Command-Line Interface
Mixed · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Hardware Architecture, Microarchitecture, Bash (Scripting Language), Distributed Computing, Scalability, Memory Management, Shell Script, Computer Systems, File I/O, Big Data, Linux Commands, Operating Systems, File Systems, Cloud Development, C and C++, Linux, Computing Platforms, Data Import/Export, C++ (Programming Language), Communication Systems
Advanced · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Exploratory Data Analysis, Model Evaluation, Model Training, Predictive Modeling, Data Science, Analytical Skills, Data Analysis, Model Optimization, Data Presentation, Data Processing, Data Collection, Data Modeling, Data Cleansing, R Programming, Machine Learning, Natural Language Processing
Mixed · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Responsible AI, HR Tech, Human Resources Management and Planning, Employee Engagement, Human Resources, Generative AI, Data Ethics, People Analytics, Talent Recruitment, Talent Acquisition, Human Resource Strategy, Recruitment, Trend Analysis, Employee Training, Employee Retention, Workforce Development, Workforce Planning, Training Programs, Ethical Standards And Conduct
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Interoperability, Virtual Networking, Virtualization, Software-Defined Networking, Verification And Validation, Cloud-Native Computing, Performance Testing, Network Troubleshooting, Network Planning And Design, Automation, Network Architecture, Network Performance Management, IT Automation, Wireless Networks, Real Time Data, Systems Integration, Performance Tuning
Advanced · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Application Specific Integrated Circuits, Hardware Design, Computer-Aided Design, Electrical and Computer Engineering, Network Routing, Computational Logic, Electrical Engineering, Data Structures, Algorithms, Applied Mathematics, Mathematical Modeling, Calculus
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Azure Active Directory, Active Directory, Microsoft Azure, Multi-Factor Authentication, Authentications, User Accounts, Role-Based Access Control (RBAC), Authorization (Computing), Identity and Access Management, User Provisioning, Cloud Security, Single Sign-On (SSO), Hybrid Cloud Computing, Self Service Technologies
Intermediate · Course · 1 - 4 Weeks