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.

Skills you'll gain: Network Troubleshooting, Network Security, OSI Models, Network Monitoring, Network Architecture, Computer Networking, TCP/IP, General Networking, Local Area Networks, Network Analysis, Network Protocols, Network Infrastructure, Software-Defined Networking, Network Administration, Networking Hardware, Network Switches
Build toward a degree
Beginner · Course · 1 - 3 Months

Northwestern University
Skills you'll gain: Real Time Data, Social Media Content, Social Media, Social Media Marketing, Big Data, Crisis Management, Analytics, Content Marketing, Social Media Strategy, Text Mining, Data-Driven Decision-Making, Competitive Analysis, Brand Strategy
Mixed · Course · 1 - 4 Weeks
DeepLearning.AI
Skills you'll gain: Model Evaluation, Data Analysis, Jupyter, Exploratory Data Analysis, Data Ethics, Artificial Intelligence, Machine Learning, Applied Machine Learning, Supervised Learning, Information Privacy, Deep Learning, Data Preprocessing, Environmental Monitoring, Public Health
Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Cryptographic Protocols, Cryptography, Exploit development, Amazon Web Services, Infrastructure Security, Cyber Security Strategy, Amazon Elastic Compute Cloud, Application Security, Cloud Computing, Email Security, Public Key Infrastructure, Containerization, SQL
Intermediate · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Virtualization, Cloud-Native Computing, Network Security, Cloud Computing, Amazon Web Services, Infrastructure as Code (IaC), Cloud Computing Architecture, Virtual Machines, Network Troubleshooting, Cloud Platforms, Cloud Storage, Hyper-V, Virtual Networking, Software-Defined Networking, Cloud Infrastructure, VMware ESX Servers, Network Monitoring, Threat Modeling, Data Centers, Cloud Security
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Imperial College London
Skills you'll gain: Biostatistics, Statistical Analysis, R (Software), R Programming, Statistical Methods, Data Wrangling, Regression Analysis, Exploratory Data Analysis, Time Series Analysis and Forecasting, Logistic Regression, Probability & Statistics, Descriptive Statistics, Model Evaluation, Public Health
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Unit Testing, Test Driven Development (TDD), Mockups, Development Testing, Software Testing, Testability, Test Case
Intermediate · Course · 1 - 4 Weeks

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

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Electronic Systems, Semiconductors, Basic Electrical Systems, Electrical Engineering, Electronics, Electronic Components, Electronics Engineering, Power Electronics, Electrical Systems, Engineering Analysis, Network Analysis, Engineering Calculations, Control Systems, Applied Mathematics
Beginner · Course · 1 - 3 Months

Skills you'll gain: Blockchain, Digital Assets, Financial Inclusion, Transportation, Supply Chain, and Logistics, Supply Chain, Governance, Supply Chain Management, Business Transformation, FinTech, Supply Chain Systems, Business Analysis, Market Opportunities, Competitive Analysis, Interoperability, Business Leadership, Strategic Partnership, Emerging Technologies, Strategic Leadership, Market Analysis, Case Studies
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Facebook, Drive Engagement, Online Advertising, Advertising, Social Media Marketing, Social Media, Marketing, Customer Engagement, Social Media Management, Business Marketing, Target Audience
Beginner · Guided Project · Less Than 2 Hours

University of Washington
Skills you'll gain: Text Mining, Unstructured Data, Quantitative Research, Data Visualization, Statistical Analysis, Analysis, Social Network Analysis, Data Presentation, Data Analysis, Statistical Methods, Data Mining, Interactive Data Visualization, Analytics, Correlation Analysis, Application Programming Interface (API), R Programming, Regression Analysis, Data Collection, Big Data, Python Programming
Intermediate · Course · 1 - 4 Weeks