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 Colorado System
Skills you'll gain: Data Encryption Standard, Advanced Encryption Standard (AES), Cryptography, Encryption, Key Management, Algorithms
Intermediate · Course · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: Statistical Analysis, STATA (Software), R (Software), Data Integration, Data Ethics, Stata, R Programming, Sampling (Statistics), Statistical Modeling, Descriptive Statistics, Regression Analysis, Informed Consent, Information Privacy
Mixed · Course · 1 - 4 Weeks
Skills you'll gain: Blockchain, FinTech, Governance, Financial Services, Financial Regulation, Ledgers (Accounting), Banking Services, Financial Systems, Payment Processing, Innovation, Accounting, Emerging Technologies, Digital Assets, Real Time Data
Beginner · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Social Network Analysis, Data Wrangling, Natural Language Processing, Web Scraping, Databases, Social Sciences, Trend Analysis, Data Collection, Simulations, Big Data, Machine Learning, Computational Thinking, Data Visualization Software, Artificial Intelligence and Machine Learning (AI/ML)
Intermediate · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Microsoft Azure, Azure Active Directory, Virtual Machines, Cloud Computing, Cloud Services, DevOps, Cloud Infrastructure, Data Integration, Cloud Platforms, Virtualization and Virtual Machines, Identity and Access Management, CI/CD, Cloud Storage, Data Lakes, General Networking, Network Security
Beginner · Course · 1 - 4 Weeks

University of Virginia
Skills you'll gain: Design Thinking, Creative Problem-Solving, Ideation, Innovation, Creativity, Storytelling, Human Centered Design, Strategic Thinking, Data Visualization, Growth Mindedness, Test Tools, Entrepreneurship, Case Studies, Business Modeling, Peer Review
Beginner · Course · 1 - 3 Months
Skills you'll gain: Random Forest Algorithm, Decision Tree Learning, Deep Learning, Applied Machine Learning, Artificial Neural Networks, Machine Learning Algorithms, Supervised Learning, Computer Vision, Regression Analysis, Natural Language Processing
Intermediate · Course · 1 - 3 Months

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Operating Systems, OS Process Management, System Programming, File Systems, Unix Commands, Command-Line Interface, System Monitoring, System Design and Implementation, Performance Tuning, Package and Software Management, File Management, Algorithms, Cloud Platforms, Security Controls, User Accounts, Debugging
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cyber Threat Intelligence, Cyber Threat Hunting, Threat Detection, Vulnerability Assessments, Threat Management, Cloud Security, MITRE ATT&CK Framework, Cybersecurity, Cyber Attacks, Real-Time Operating Systems, Internet Of Things, Infrastructure Security, Network Security
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Linux Administration, Linux Servers, Web Servers, Lightweight Directory Access Protocols, Email Security, Linux, Nginx, Apache, Dynamic Host Configuration Protocol (DHCP), Operating System Administration, Server Administration, Active Directory, System Configuration, Proxy Servers, Network Security, Firewall, File Management, Identity and Access Management, Authentications
Advanced · Course · 1 - 3 Months

Universidad de los Andes
Skills you'll gain: Unified Modeling Language, Software Visualization, Software Design, Object Oriented Design, Software Documentation, Requirements Analysis
Beginner · Course · 1 - 3 Months

Skills you'll gain: Apache Cassandra, NoSQL, Database Systems, Databases, Database Architecture and Administration, Database Design, Query Languages, Database Management, Data Storage, System Monitoring, Data Maintenance, Distributed Computing, Application Security, Data Modeling, Data Security, Scalability
Beginner · Course · 1 - 4 Weeks