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.

Simplilearn
Skills you'll gain: Encryption, Cryptography, Security Engineering, Data Security, Cybersecurity
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Recurrent Neural Networks (RNNs), Tensorflow, Deep Learning, Predictive Modeling, Time Series Analysis and Forecasting, Natural Language Processing, Model Evaluation, Data Preprocessing
Advanced · Course · 1 - 3 Months

O.P. Jindal Global University
Skills you'll gain: Emerging Technologies, Cloud Computing, Business Technologies, Technology Strategies, Digital Marketing, Internet Of Things, Digital Transformation, Cybersecurity, Marketing, MarTech, FinTech, Artificial Intelligence, Blockchain, Business Strategy, Data Security, Automation
Build toward a degree
Mixed · Course · 3 - 6 Months

Board Infinity
Skills you'll gain: Data Preprocessing, Model Deployment, Apache Mahout, Java, Java Programming, Apache Spark, Classification Algorithms, Applied Machine Learning, Deep Learning, Model Evaluation, Natural Language Processing, Data Cleansing, Machine Learning, Feature Engineering, Regression Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Solution Architecture, Software Architecture, Zero Trust Network Access, Cloud Computing Architecture, Systems Architecture, Distributed Computing, Network Monitoring, Network Security, Network Architecture, Data Security, Network Performance Management, Application Design, Cloud Security, Internet Of Things, Software-Defined Networking, Containerization, Automation, Design
Advanced · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Private Cloud, Virtual Machines, VMware vSAN, VMware ESX Servers, vSphere Networking and Storage, Cloud Infrastructure, Virtual Networking, Google Cloud Platform, NSX-T Network Virtualization, Cloud Deployment, Cloud Computing, vCenter Server, Cloud Storage, Virtual Private Networks (VPN), General Networking
Intermediate · Course · 1 - 3 Months

Skills you'll gain: SQL, Database Management, Query Languages, Relational Databases, Database Design, Data Analysis, Data Integrity, Data Manipulation, User Accounts
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Instagram, Social Media Management, Social Media, Facebook, Social Media Marketing, Business Marketing, Account Management, Marketing, Business
Beginner · Guided Project · Less Than 2 Hours

Pearson
Skills you'll gain: Firewall, Linux Administration, Authorization (Computing), Linux Servers, Security Controls, Linux, Authentications, Network Security, Linux Commands, System Configuration, Servers, Server Administration, Encryption, Command-Line Interface
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Exploratory Data Analysis, Statistical Visualization, Data Visualization Software, R Programming, Ggplot2, Plot (Graphics), Statistical Methods, Data Analysis, Unsupervised Learning, Spatial Data Analysis, Dimensionality Reduction, Graphical Tools, Color Theory, Analytics
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Pinterest, Social Media Management, Instagram, Facebook, Scheduling, Social Media, Social Media Content, Social Media Marketing, Planning, Digital Marketing
Beginner · Guided Project · Less Than 2 Hours

Nikolai Schuler
Skills you'll gain: Power BI, Collaborative Software, Data Sharing, Microsoft 365, Cloud Services, Data Access, Cloud Deployment, Dashboard, Role-Based Access Control (RBAC), Data Security, Business Intelligence, Data Visualization, Data Modeling, Data Analysis
Beginner · Course · 1 - 4 Weeks