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.
University of California San Diego
Skills you'll gain: Statistical Analysis, Experimentation, Usability Testing, Usability, User Experience Design, Statistical Programming, Statistical Hypothesis Testing, Data Analysis, Statistical Methods, UI/UX Research, R Programming, User Experience, Data Collection, Human Computer Interaction, Statistics, Data Validation, Statistical Modeling, Regression Analysis, Logistic Regression
★ 3.6 (596) · Intermediate · Course · 1 - 3 Months

Imperial College London
Skills you'll gain: Recurrent Neural Networks (RNNs), Tensorflow, Data Pipelines, Keras (Neural Network Library), Transfer Learning, Deep Learning, Convolutional Neural Networks, Natural Language Processing, Model Training, Data Processing, AI Workflows, Data Preprocessing, Embeddings
★ 4.8 (196) · Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Real-Time Operating Systems, Systems Architecture, Software Architecture, Embedded Software, Software Design, System Design and Implementation, Embedded Systems, Performance Tuning, Systems Analysis, Electronic Hardware, Hardware Design, Electronic Systems, Systems Design, Hardware Architecture, System Software, Electrical and Computer Engineering, Requirements Analysis, System Programming, Reliability, Service Level
★ 4 (124) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Penetration Testing, Vulnerability Scanning, Cyber Security Assessment, Vulnerability Assessments, MITRE ATT&CK Framework, Security Testing, Payment Card Industry (PCI) Data Security Standards, NIST 800-53, Network Analysis, General Data Protection Regulation (GDPR), Cloud Computing
★ 4.8 (9) · Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: LinkedIn, Professional Networking, Professional Development, Applicant Tracking Systems, Content Optimization, Web Presence, Social Media, Editing
★ 4.6 (271) · Intermediate · Guided Project · Less Than 2 Hours

L&T EduTech
Skills you'll gain: Electrical Systems, Electrical Power, Electrical Substation, Electric Power Systems, Low Voltage, Electrical Wiring, Three-Phase, High Voltage, Electrical Equipment, Electrical Safety, Control Systems, Energy and Utilities, Construction, Construction Inspection, Automation Engineering, Communication Systems, Digital Communications, Acceptance Testing, Network Protocols, Product Testing
★ 4.5 (153) · Beginner · Course · 1 - 3 Months

The State University of New York
Skills you'll gain: Diplomacy, International Relations, Health Policy, Governance, Health Systems, Public Health, International Finance, Policy Analysis, Research, and Development, Public Safety and National Security, Philanthropy
★ 4.6 (129) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Ansible, Infrastructure as Code (IaC), Configuration Management, Correlation Analysis, CI/CD, Docker (Software), GitHub, Data Strategy, Collaborative Software, Git (Version Control System), Containerization, Cloud Infrastructure, Data Security, Data Pipelines, Version Control, Continuous Deployment, Continuous Integration, Devops Tools, Kubernetes, Scalability
Intermediate · Specialization · 3 - 6 Months

Universidad Austral
Skills you'll gain: Social Media, Social Media Strategy, Social Media Marketing, Social Media Management, Social Media Content, Content Development and Management, LinkedIn, Marketing Budgets, Facebook, Advertising, Social Media Analytics, Digital Media Strategy, Content Strategy, Content Performance Analysis, Advertising Campaigns, Professional Networking, Online Advertising, Instagram, Marketing, Digital Marketing
★ 4.6 (894) · Beginner · Course · 1 - 4 Weeks

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Apache Spark, Apache Hadoop, Scala Programming, Distributed Computing, Big Data, Data Manipulation, Data Processing, Performance Tuning, Data Persistence, SQL, Data Import/Export
★ 4.6 (2.6K) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Vector Databases, Hugging Face, AI Personalization, Artificial Intelligence, Embeddings, Natural Language Processing, Feature Engineering, MongoDB
★ 4.1 (16) · Intermediate · Course · 1 - 4 Weeks

Tecnológico de Monterrey
Skills you'll gain: Social Media, LinkedIn, Facebook, Social Media Strategy, Social Network Analysis, Professional Networking, Digital Media Strategy, Social Media Analytics, Cross-Channel Marketing, General Networking, Instagram, Business Strategies, Communication Strategies, Digital Communications
★ 4.4 (993) · Mixed · Course · 1 - 4 Weeks