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.

Coursera
Skills you'll gain: Data Manipulation, Data Transformation, Pivot Tables And Charts, Data Wrangling, Data Cleansing, Data Integration, R Programming, Data Preprocessing
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Statistical Hypothesis Testing, Logistic Regression, Correlation Analysis, Six Sigma Methodology, R (Software), R Programming, Statistical Programming, Statistical Analysis, Statistical Methods, Regression Analysis, Probability & Statistics, Data Literacy, Data Science
Intermediate · Guided Project · Less Than 2 Hours

Sciences Po
Skills you'll gain: Transportation Operations, Demography, Socioeconomics, Social Sciences, Public Safety and National Security, Community Development, Policy Analysis, Environmental Issue, Education and Training, Cultural Diversity, Economics
Beginner · Course · 1 - 3 Months

Skills you'll gain: Cloud Storage, Database Management, Cloud Platforms, Role-Based Access Control (RBAC)
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Tidyverse (R Package), Data Import/Export, R Programming, Data Manipulation, Data Analysis, Ggplot2, Relational Databases, Data Transformation, Data Cleansing, Data Structures, Programming Principles
Beginner · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Canva (Software), Social Media Campaigns, Instagram, Social Media Marketing, Social Media Content, Social Media Strategy, Content Creation, ChatGPT, Brand Management, Digital Content, AI Enablement, Data Import/Export
Intermediate · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Electronics, Communication Systems, Hardware Design, Digital Communications, Serial Peripheral Interface, Electronic Systems, Electrical Engineering, Telecommunications, Digital Signal Processing, Failure Analysis, Electronic Components, Basic Electrical Systems, Estimation, Engineering Analysis, Network Analysis, Simulation and Simulation Software
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Apache Kafka, Command-Line Interface, Apache, Data Pipelines, Java, Enterprise Application Management, Real Time Data, Distributed Computing, Performance Tuning
Intermediate · Course · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Natural Language Processing, Model Evaluation, Embeddings, Text Mining, Logistic Regression, Artificial Intelligence and Machine Learning (AI/ML), Statistical Modeling, Machine Learning Methods, Classification Algorithms, Unstructured Data, Deep Learning, Probability Distribution, Linear Algebra, Algorithms
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Kubernetes, Application Deployment, Cloud Deployment, Cloud-Native Computing, Scalability, Containerization, Continuous Deployment, Docker (Software), Cloud Applications, Cloud Management, API Gateway, Devops Tools, Cloud Storage, Network Troubleshooting, Authentications, DevOps, Google Cloud Platform, Test Case, Network Protocols, Application Programming Interface (API)
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Firewall, Network Security, Linux, Linux Administration, Security Controls, Hardening, Ubuntu, File Management, Authorization (Computing), File Systems, System Configuration, Command-Line Interface
Intermediate · Course · 1 - 4 Weeks
Cisco Learning and Certifications
Skills you'll gain: Routing Protocols, Open Shortest Path First (OSPF), Virtual Private Networks (VPN), Wide Area Networks, Network Protocols, Network Architecture, Network Troubleshooting, TCP/IP, Network Planning And Design, Network Monitoring, Network Administration, System Configuration, Continuous Monitoring, Configuration Management
Beginner · Specialization · 3 - 6 Months