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: Email Marketing, Paid media, Order Fulfillment, Media Planning, Social Media Campaigns, Social Media, Google Ads, Social Media Marketing, Social Media Strategy, Performance Measurement, Customer Acquisition Management, Brand Loyalty, Search Engine Marketing, Content Creation, E-Commerce, Target Audience, Customer Relationship Management, Customer Retention, Marketing Analytics, Campaign Management
Beginner · Professional Certificate · 3 - 6 Months

Coursera
Skills you'll gain: Regulatory Requirements, Lending and Underwriting, Compliance Management, Mortgage Loans, Commercial Lending, Credit Risk, Risk Management, Consumer Lending, Quality Control, AI Enablement, Decision Making, Predictive Analytics, Machine Learning, Artificial Intelligence
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: API Testing, Postman API Platform, OAuth, Application Programming Interface (API), Performance Testing, Security Testing, Software Testing, Restful API, Scenario Testing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Linux Commands, Metasploit, Open Web Application Security Project (OWASP), Linux, Penetration Testing, Vulnerability Scanning, Command-Line Interface, Exploitation techniques, Scripting, Vulnerability Assessments, Brute-force attacks, General Networking, Python Programming, Web Applications, Cybersecurity, Data Ethics, Firewall, Network Security, Wireless Networks, System Configuration
Beginner · Specialization · 3 - 6 Months

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

University of Michigan
Skills you'll gain: User Experience Design, User Research, Design Research, Usability Testing, Prototyping, Design, User Centered Design, Technical Communication, Wireframing, Storyboarding, Persona Development, Requirements Analysis, Adobe Photoshop
Beginner · Course · 1 - 3 Months

Skills you'll gain: Model Evaluation, Predictive Modeling, Machine Learning, Supervised Learning, Applied Machine Learning, Data Science, Artificial Intelligence, Deep Learning, Classification Algorithms, Unsupervised Learning, Regression Analysis, Reinforcement Learning
Beginner · Course · 1 - 4 Weeks

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

Skills you'll gain: Service Management, Information Technology Infrastructure Library, Customer experience improvement, IT Service Management, Service Improvement, Change Control, IT Management, Practice Management, Security Management, Technical Services, Enterprise Architecture, Continuous Improvement Process, Service Design, Managed Services, Agile Methodology, Governance, Risk Management Framework, Organizational Structure, Strategic Partnership, Information Management
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Prompt Engineering, Anthropic Claude, Generative AI, Artificial Intelligence, Application Development, Application Programming Interface (API), Authentications, Context Management, User Interface and User Experience (UI/UX) Design, Content Creation, Customer Service
Intermediate · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Biostatistics, Statistical Analysis, R (Software), R Programming, Statistical Methods, Data Wrangling, Regression Analysis, Exploratory Data Analysis, Time Series Analysis and Forecasting, Logistic Regression, Probability & Statistics, Descriptive Statistics, Model Evaluation, Public Health
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Responsible AI, HR Tech, Employee Engagement, Human Resources, Generative AI, Data Ethics, Talent Recruitment, Talent Acquisition, Human Resource Strategy, Recruitment, Trend Analysis, Employee Training, Employee Retention, Data-Driven Decision-Making, Workforce Development, Workforce Planning
Beginner · Course · 1 - 4 Weeks