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.

DeepLearning.AI
Skills you'll gain: Convolutional Neural Networks, Data Quality, Data Manipulation, Image Analysis, Data Pipelines, Dataflow, Applied Machine Learning, Data Preprocessing, Model Training, Model Optimization, AI Workflows, Model Evaluation, Machine Learning
★ 4.8 (104) · Intermediate · Course · 1 - 4 Weeks

Karlsruhe Institute of Technology
Skills you'll gain: Large Language Modeling, Natural Language Processing, Artificial Neural Networks, Deep Learning, Statistical Machine Learning, Model Evaluation, Artificial Intelligence and Machine Learning (AI/ML), Model Training, Recurrent Neural Networks (RNNs), Language Interpretation, Translation, and Studies, Machine Learning Methods, Statistical Modeling, Multilingualism, Vocabulary
★ 4.5 (185) · Intermediate · Course · 1 - 3 Months

The State University of New York
Skills you'll gain: Persuasive Communication, Emergency Response, Conflict Management, Mediation, Leadership, Clinical Leadership, Mitigation, Interviewing Skills, Safety and Security, Intercultural Competence, Health Disparities, De-escalation Techniques, Hazard Communication (HazCom), Cultural Sensitivity, Risk Management, Communication, Social Determinants Of Health, Cultural Diversity, Community Health, Public Health
★ 4.7 (299) · Beginner · Specialization · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Data Literacy, Data Analysis, Applied Mathematics, Mathematical Modeling, Graphing, Trigonometry, R (Software), R Programming, General Mathematics, Data Modeling, Algebra, Systems Of Measurement, Mathematical Software, Regression Analysis, Calculus, Business Mathematics, Geometry
★ 4.7 (330) · Beginner · Specialization · 3 - 6 Months

Edureka
Skills you'll gain: Cloud-Native Computing, Memory Management, Grafana, Web Applications, Program Development, Software Architecture, Development Environment, Programming Principles, Computer Programming, Other Programming Languages, Network Security, Communication Systems, Data Sharing
★ 2.9 (46) · Intermediate · Specialization · 3 - 6 Months

University of Minnesota
Skills you'll gain: Business Systems Analysis, Systems Analysis, Requirements Analysis, Business Requirements, Business Analysis, Business Systems, Process Flow Diagrams, User Requirements Documents, Data Modeling, Data Flow Diagrams (DFDs), Business Process Modeling, Diagram Design, Feasibility Studies, Decision Making, Project Management
★ 4.8 (583) · Beginner · Course · 1 - 3 Months

The Hong Kong University of Science and Technology
Skills you'll gain: White-Box Testing, Acceptance Testing, Software Development Methodologies, Configuration Management, Debugging, Systems Development Life Cycle, Software Development Life Cycle, Software Testing, Software Development, Software Engineering, Unified Modeling Language, Software Quality Assurance, Software Configuration Management, User Acceptance Testing (UAT), System Design and Implementation, Change Control, Test Case, Requirements Analysis, Waterfall Methodology, Project Management
★ 4.7 (150) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Meta Ads Manager, A/B Testing, Marketing Analytics, Advertising Campaigns, Campaign Management, Data Presentation, Presentations, Online Advertising, Marketing Effectiveness, Paid media, Social Media Campaigns, Advertising, Marketing Strategies, Social Media Marketing, Facebook, Data-Driven Decision-Making, Data Analysis, Brand Awareness, Key Performance Indicators (KPIs), Target Audience
★ 4.8 (278) · Beginner · Course · 1 - 3 Months

Skills you'll gain: WordPress, Web Design, Web Analytics and SEO, Content Management Systems, Web Content, Frontend Performance, Cloud Hosting, Web Servers, Web Development, Security Controls, Content Management, Application Security, Computing Platforms, Software Installation, Role-Based Access Control (RBAC), User Accounts
★ 4.3 (36) · Beginner · Course · 1 - 3 Months
University of Pennsylvania
Skills you'll gain: Demography, Market Trend, Trend Analysis, International Relations, International Finance, Socioeconomics, Social Sciences, Cultural Diversity, Political Sciences, Financial Systems, World History, Economic Development, Economics, Business Economics, Consumer Behaviour, Financial Policy, Public Safety and National Security, Governance
★ 4.8 (926) · Mixed · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Amazon Web Services, Cloud Infrastructure, Network Troubleshooting, Technical Consulting, Amazon S3, Cloud Solutions, Cloud Computing, Cloud Management, Technical Support, AWS Identity and Access Management (IAM), Amazon Elastic Compute Cloud, Scenario Testing, System Support, Virtual Networking, Customer Support, Cloud Storage, Network Support, Problem Management, Security Controls, Identity and Access Management
★ 4.8 (69) · Beginner · Course · 1 - 4 Weeks

ConsenSys Academy
Skills you'll gain: Blockchain, Cryptography, Interoperability, Cryptographic Protocols, Encryption, Public Key Cryptography Standards (PKCS), FinTech, Emerging Technologies, Ledgers (Accounting), Distributed Computing, Case Studies, Digital Assets, Data Integrity, Transaction Processing
★ 4.7 (846) · Beginner · Course · 1 - 3 Months