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: Marketing Analytics, Marketing Effectiveness, Market Analysis, Competitive Analysis, Marketing, Key Performance Indicators (KPIs), Market Research, Target Audience, Target Market, Dashboard, Return On Investment, Value Propositions, Smart Goals, Business Strategy, Cross-Channel Marketing, Concision, Variance Analysis, Strategic Partnership, Data Collection, Strategic Decision-Making
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Desktop Support, Network Troubleshooting, Technical Support and Services, Technical Support, Hardware Troubleshooting, System Support, Help Desk Support, Debugging, Microsoft Windows, Mac OS, Unix, Problem Management, Computer Hardware, Network Monitoring, Generative AI, Operating Systems, System Configuration, Software Installation, Technical Communication, Performance Tuning
Beginner · Course · 1 - 4 Weeks

ConsenSys Academy
Skills you'll gain: Blockchain, Cryptography, Interoperability, FinTech, Emerging Technologies, Ledgers (Accounting), Business Modeling, Internet Of Things, Distributed Computing, Open Source Technology, Digital Assets, Transaction Processing, Scalability
Beginner · Course · 1 - 3 Months

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
Amazon Web Services
Skills you'll gain: Amazon Web Services, AWS Identity and Access Management (IAM), Data Migration, AWS CloudFormation, Amazon Elastic Compute Cloud, Cloud Management, Cloud Infrastructure, Cloud Security, Cloud Computing, Cloud Applications, Cloud Computing Architecture, Infrastructure Architecture, Cloud Deployment, Database Management Systems
Intermediate · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: Health Insurance Portability And Accountability Act (HIPAA) Compliance, Medical Privacy, General Data Protection Regulation (GDPR), Personally Identifiable Information, Law, Regulation, and Compliance, Information Privacy, Health Information Management, Compliance Management, Data Security, Incident Response, Risk Analysis
Mixed · Course · 1 - 4 Weeks

New York Institute of Finance
Skills you'll gain: Tensorflow, Keras (Neural Network Library), Financial Trading, Data Pipelines, Applied Machine Learning, Technical Analysis, Machine Learning, Securities Trading, Statistical Machine Learning, Market Trend, Financial Market, Deep Learning, Python Programming, Predictive Modeling, Model Evaluation, Time Series Analysis and Forecasting
Intermediate · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Cloud Computing Architecture, Amazon Web Services, Cloud Security, Operational Excellence, Reliability, Solution Architecture, Cloud-Native Computing, Systems Architecture, Corporate Sustainability, Operational Efficiency, Security Strategy, Operational Performance Management, Scalability, Cost Management, Disaster Recovery, Interviewing Skills
Beginner · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Social Network Analysis, Social Sciences, Network Analysis, Social Studies, Data Science, Machine Learning, Computational Thinking, Artificial Intelligence, Data Analysis, Simulations, Big Data, Digital Transformation, Predictive Modeling
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Database Management, Databases, Relational Databases, Database Architecture and Administration, Data Security, User Accounts, Secure Coding, SQL, Application Security, Vulnerability Scanning, NoSQL, Role-Based Access Control (RBAC), Encryption, Data Manipulation
Beginner · Course · 1 - 3 Months

Lund University
Skills you'll gain: Business Modeling, Digital Transformation, Innovation, Business Process, Software Development, Network Analysis, Business Strategy, E-Commerce, Strategic Thinking, Value Propositions, Apple iOS, Decision Making, Case Studies, Amazon Web Services
Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: AI Workflows, Artificial Intelligence and Machine Learning (AI/ML), Agentic systems, System Design and Implementation, Unified Modeling Language, Performance Metric, Performance Measurement, Requirements Analysis, Performance Analysis, Model Evaluation, Prototyping, Stakeholder Communications, Simulation and Simulation Software, Benchmarking
Beginner · Course · 1 - 4 Weeks