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: Customer Retention, Customer Analysis, Business Metrics, Data Analysis, Performance Metric, Customer Insights, Analysis, Performance Measurement, Trend Analysis, Benchmarking, Key Performance Indicators (KPIs), Pareto Chart, Descriptive Analytics, Root Cause Analysis, Consumer Behaviour
Intermediate · Course · 1 - 4 Weeks

University of Glasgow
Skills you'll gain: Federated Learning, Emerging Technologies, Generative AI, Communication Systems, Internet Of Things, Software-Defined Networking, Digital Communications, Network Architecture, Zero Trust Network Access, AI Enablement, Artificial Intelligence and Machine Learning (AI/ML), Distributed Computing, Information Technology, Health Technology, Electronics Engineering, Electrical Engineering, Machine Learning, Trustworthiness
Intermediate · Course · 1 - 3 Months

Skills you'll gain: System Monitoring, Network Monitoring, Event Monitoring, VMware ESX Servers, Continuous Monitoring, System Configuration, Incident Management, Linux Servers, Virtualization, Virtual Machines, Web Servers, Servers, Linux, Security Controls, Windows Servers, Software Installation, Microsoft Windows, Databases
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI, Oracle Cloud, Large Language Modeling, Generative Model Architectures, Machine Learning Methods, Artificial Intelligence, Applied Machine Learning, Supervised Learning, Machine Learning Algorithms, Deep Learning, Machine Learning, Artificial Neural Networks, Oracle Cloud Applications, AI literacy, Unsupervised Learning, Model Training, Recurrent Neural Networks (RNNs)
Beginner · Course · 1 - 4 Weeks

O.P. Jindal Global University
Skills you'll gain: Digital Marketing, Web Analytics, Digital Advertising, Search Engine Marketing, Digital Marketing Campaigns, Digital Analysis, Online Advertising, Digital Marketing Tools, Google Analytics, Search Engine Optimization, Web Analytics and SEO, Google Ads, Marketing Channel, Social Media Marketing, Marketing Strategies, MarTech, Marketing Planning, Paid media, Marketing Analytics, Social Media Campaigns
Beginner · Course · 1 - 3 Months

Edureka
Skills you'll gain: Prompt Patterns, Generative AI Agents, AI Orchestration, AI Workflows, Business Process Automation, Make.com, Large Language Modeling, Automation, ChatGPT, Agentic systems, Generative Model Architectures, Agentic Workflows, LangChain, Responsible AI, AI Security, Workflow Management, OpenAI, Process Optimization, Application Programming Interface (API), Decision Support Systems
Beginner · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Cryptography, Encryption, Python Programming, Data Security
Intermediate · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Tidyverse (R Package), Data Wrangling, R (Software), Data Cleansing, Data Transformation, Data Manipulation, R Programming, Data Science, Exploratory Data Analysis, Data Analysis, Data Management, File Management, Data Visualization
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Generative AI, Generative Model Architectures, Large Language Modeling, AI Product Strategy, AI literacy, Responsible AI, Unstructured Data, Artificial Intelligence and Machine Learning (AI/ML), AI Security, Machine Learning, Business Solutions, Data Access, Data Quality
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Bash (Scripting Language), General Networking, Linux Commands, Operating System Administration, Scripting, Unix, Scripting Languages, Network Infrastructure, Security Controls, Application Security, Servers
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Descriptive Statistics, Statistical Programming, R Programming, R (Software), Statistical Reporting, Data Quality, Data Preprocessing, Data Cleansing, Statistics, Data Processing, Statistical Methods, Statistical Software, Data Analysis Software, Statistical Analysis, Data Import/Export
Beginner · Guided Project · Less Than 2 Hours

Edureka
Skills you'll gain: SQL, Data Maintenance, Data Management, Databases, Apache Spark, Data Architecture, Data Processing
Beginner · Course · 1 - 3 Months