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.

AI CERTs
Skills you'll gain: Regulatory Compliance, Agentic Workflows
★ 3.9 (8) · Beginner · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: AWS Identity and Access Management (IAM), Infrastructure as Code (IaC), Amazon Web Services, Amazon DynamoDB, Containerization, Amazon Elastic Compute Cloud, AWS CloudFormation, Continuous Integration, Amazon S3, Cloud Applications, Data Security, User Accounts, Load Balancing, Amazon CloudWatch, Security Controls, Encryption, DevOps, AWS Kinesis, Virtual Machines, Virtualization and Virtual Machines
★ 4.7 (10) · Beginner · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Newsletters, Copywriting, Email Marketing, Peer Review, Content Marketing, Writing and Editing, Content Strategy, Customer Retention, User Feedback, Driving engagement, Content Creation, Google Docs, Constructive Feedback, Customer Engagement, Collaboration, Branding
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Root Cause Analysis, Problem Management, Solution Delivery, Issue Tracking, Plan Execution, Corrective and Preventive Action (CAPA), Sprint Planning, Milestones (Project Management), Discussion Facilitation, Project Management Software, Performance Measurement, Accountability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Generative AI, Generative Model Architectures, Generative Adversarial Networks (GANs), LLM Application, Fine-tuning, Large Language Modeling, Model Optimization, Artificial Intelligence and Machine Learning (AI/ML), Responsible AI, Embeddings, Data Preprocessing, AI Personalization, Deep Learning, Open Source Technology, Data Processing, Machine Learning, Data Cleansing, Data Visualization, Database Systems
★ 3.8 (8) · Beginner · Course · 1 - 3 Months
Coursera
Skills you'll gain: AI Security, USB, Threat Modeling, Hardware Design, Model Deployment, Electronic Hardware, CI/CD, Security Engineering, Electronics, Electronic Systems, Routing Protocols, Electronics Engineering, Electrical Engineering, Electronic Components, Schematic Diagrams, Drafting and Engineering Design, Digital Communications, Verification And Validation, Differential Equations, Business Strategies
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Google Analytics, Web Analytics, Marketing Analytics, Data-Driven Marketing, Cross-Channel Marketing, Customer Analysis, Target Audience, Conversion Funnel Analysis, Digital Analysis, Marketing Effectiveness, Digital Marketing Campaigns, Campaign Management, Data Presentation, Analytics, Performance Measurement, Advertising Campaigns, Marketing Channel, Marketing Strategies, Consumer Behaviour, Budget Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Infrastructure, Application Deployment, Service Level, Microservices, Kubernetes, Google Cloud Platform, Cloud Computing Architecture, CI/CD, Cloud Deployment, Cloud Security, Site Reliability Engineering, Cloud Computing, Infrastructure Architecture, Restful API, Continuous Integration, Network Architecture, Network Planning And Design, Cloud Management, Cloud Storage, API Design
★ 4.7 (127) · Intermediate · Course · 1 - 3 Months

Pontificia Universidad Católica de Chile
Skills you'll gain: Basic Electrical Systems, Electronic Components, Electrical Engineering, Electrical Systems, Electronics, Network Analysis, Engineering Analysis, Physics, Schematic Diagrams, Simulation and Simulation Software, Engineering Calculations, Mathematical Modeling
★ 4.9 (51) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Social Media Campaigns, Advertising Campaigns, Social Media, Storytelling, Marketing Materials, Advertising, Online Advertising, Social Media Content, Social Media Marketing, Marketing Design, Dashboard, Graphic Design, User Accounts
★ 4.5 (45) · Beginner · Guided Project · Less Than 2 Hours
STARWEAVER
Skills you'll gain: Endpoint Detection and Response, Threat Detection, Cyber Threat Hunting, Cyber Threat Intelligence, Intrusion Detection and Prevention, Threat Modeling, Security Information and Event Management (SIEM), Cyber Security Strategy, Exploitation techniques, Cyber Operations, Cybersecurity, Malware Protection, Cyber Attacks, Data Security, System Implementation, Open Source Technology
Intermediate · Course · 1 - 3 Months

O.P. Jindal Global University
Skills you'll gain: Culture, Cultural Diversity, Intercultural Competence, Immigration Law, Social Studies, International Relations, Strategic Partnership, Business Economics, Economics, Policy, and Social Studies, Higher Education, Social Sciences, Diplomacy, World History, Political Sciences, Public Safety and National Security, Business Strategy, Demography, Security Strategy
★ 4.5 (11) · Beginner · Course · 1 - 3 Months