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.

Coursera
Skills you'll gain: Social Media Management, Social Media, Social Media Marketing, Social Media Strategy, Social Media Content, Social Media Campaigns, Workflow Management, Scheduling, Brand Strategy, Customer Communications Management, Social Impact, Content Strategy, Case Studies, Social Skills, Social Network Analysis, Customer Engagement
Intermediate · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: TikTok, LinkedIn, Closing (Sales), Strategic Partnership, Podcasting, Thought Leadership, Video Production, Content Creation, Social Media Content, Brand Awareness, Social Media, Productivity Software, Social Media Marketing, Brand Strategy, Business Planning, Business Relationship Management, Contract Negotiation, Negotiation, Web Analytics and SEO, Proposal Writing
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Continuous Delivery, Microservices, Software Installation, Version Control, Scalability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Investments, Portfolio Management, Asset Management, Portfolio Risk, Financial Services, Financial Acumen, Data Visualization Software, Wealth Management, Equities, Market Liquidity, Communication, Client Services, Risk Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Matplotlib, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), NumPy, Pandas (Python Package), Model Evaluation, AI Workflows, Data Preprocessing, Deep Learning, Responsible AI, AWS SageMaker, Regression Analysis, Scikit Learn (Machine Learning Library), Machine Learning, Data Manipulation, Data Ethics, Applied Machine Learning, Data-Driven Decision-Making, Python Programming, AWS CloudFormation
Beginner · Specialization · 3 - 6 Months

Alex Genadinik
Skills you'll gain: Instagram, TikTok, Debugging, Keyword Research, Podcasting, Video Production, Vibe coding, Prototyping, Social Media Content, Social Media Marketing, Social Media, Search Engine Optimization, Social Media Strategy, Copywriting, Mobile Development, Business Planning, Content Marketing, Mobile Development Tools, Case Studies, Other Mobile Programming Languages
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Analytical Skills, Statistical Methods, Exploratory Data Analysis, Business Analytics, Data Analysis, Statistical Analysis, R Programming, Visualization (Computer Graphics), Predictive Analytics, Statistical Modeling, Data Structures, Time Series Analysis and Forecasting, Regression Analysis, Programming Principles, Decision Tree Learning
Beginner · Course · 1 - 4 Weeks

SkillsBooster Academy
Skills you'll gain: Prompt Engineering, Business Writing, Email Automation, Strategic Thinking, Artificial Intelligence, AI Security, AI Workflows, Copywriting, Business Risk Management, AI Personalization, Data-Driven Decision-Making, Marketing Communications, Marketing Automation, Content Strategy, Engineering Documentation, Ethical Standards And Conduct, Research Reports, Business Communication, Information Privacy, Security Awareness
Beginner · Course · 1 - 3 Months

Skills you'll gain: Financial Market, Risk Mitigation, Cash Management, Capital Markets, Financial Systems, Market Liquidity, Risk Management, International Finance, Securities Trading, Banking, Investment Banking, Market Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Selenium (Software), Scalability, Software Testing, Web Applications, Maintainability, Hypertext Markup Language (HTML)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Scalability, Event-Driven Programming, Functional Design, Application Development, User Flows, Application Design, Computer Programming
Beginner · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Microsoft PowerPoint, Microsoft 365, Microsoft Office, Presentations, Multimedia, Animations, Data Visualization, Collaborative Software, Productivity Software, Collaboration, Sales Presentations, Security Controls, Graphic and Visual Design, User Interface (UI), Graphics Software
Mixed · Course · 1 - 3 Months