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.

LearnQuest
Skills you'll gain: Persuasive Communication, Enterprise Sales, Global Marketing, Drive Engagement, Value Propositions, Proposal Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Customer Retention, Customer Analysis, Business Metrics, Data Analysis, Performance Metric, Customer Insights, Analysis, Performance Measurement, Trend Analysis, Benchmarking, Key Performance Indicators (KPIs), Pareto Chart, Descriptive Analytics, Root Cause Analysis, Consumer Behaviour
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Selling Techniques, Upselling, Technical Sales, Sales, General Sales Practices, Cross Selling, LinkedIn, Business Ethics, Inside Sales, Sales Strategy, Ethical Standards And Conduct, digital literacy, Law, Regulation, and Compliance, Regulatory Compliance, Regulatory Requirements, Web Presence, Professional Networking, Regulation and Legal Compliance, Automation, Smart Goals
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Preprocessing, Applied Machine Learning, Feature Engineering, Model Training, Machine Learning Methods, Digital Signal Processing, Model Deployment, Data Transformation, Data Pipelines, Data Manipulation, Data Processing, Data Wrangling
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Content Performance Analysis, Web Analytics and SEO, Search Engine Optimization, Keyword Research, Data-Driven Marketing, Web Analytics, Content Optimization, Performance Analysis, Semantic Web, Performance Metric, Content Management Systems
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Value Propositions, Social Media Campaigns, Social Media, Social Media Marketing, Market Research, Social Media Strategy, Search Engine Optimization, Marketing Operations, Competitive Analysis, Data-Driven Decision-Making, Consumer Behaviour, Business Research, Sales Presentation, Business Marketing, Customer experience strategy (CX), Strategic Planning, Digital Marketing, Branding, Google Ads, Forecasting
★ 4.5 (19) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Keras (Neural Network Library), Tensorflow, Model Training, Applied Machine Learning, Convolutional Neural Networks, Deep Learning, Model Optimization, Machine Learning, Computer Vision
★ 4.7 (78) · Intermediate · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Computer Vision, Image Analysis, Artificial Neural Networks, Convolutional Neural Networks, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning Methods, Network Model, Psychology
★ 4.4 (67) · Beginner · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Root Cause Analysis, Customer Relationship Building, Customer Relationship Management, Relationship Management, Problem Management, Verbal Communication Skills, Customer Support, Amazon Web Services, Technical Support and Services, Oral Expression, Customer and Client Support, Communication, Consultative Approaches, Technical Support, Cloud Security, Cloud Services, Automation, Collaboration, Incident Management, Generative AI
★ 4.9 (28) · Beginner · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Data-Driven Marketing, AI Personalization, Data Ethics, Digital Marketing, Marketing Strategies, Customer Engagement, Marketing Analytics, AI Enablement, Content Marketing, Generative AI, Social Media Marketing, Responsible AI, Artificial Intelligence, Digital Transformation, Social Media, Social Media Analytics, Customer Insights, Brand Strategy, Predictive Analytics
★ 4.5 (35) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Descriptive Statistics, Data Analysis, Exploratory Data Analysis, Quantitative Research, R Programming, Statistical Analysis, Histogram, R (Software), Statistical Methods, Statistical Programming, Probability & Statistics, Descriptive Analytics, Statistics, Statistical Software, Data Science
★ 4.8 (52) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Cross-Functional Team Leadership, Matrix Management, Cross-Functional Collaboration, Team Building, Project Management, Project Coordination, Team Management, Coordinating, Goal Setting, Employee Coaching, Leadership, Team Leadership, Organizational Leadership, Team Collaboration, Strategic Leadership, Internal Communications, Influencing, Coordination, Accountability Frameworks, Interpersonal Communications
Intermediate · Course · 1 - 4 Weeks