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: Non-Verbal Communication, Exploitation techniques, Human Factors (Security), Investigation, Data Collection, Security Awareness, Persuasive Communication, Social Sciences, Cybersecurity, Rapport Building
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Generative AI Agents, LangChain, AI Workflows, LLM Application, Agentic systems, Development Environment, Model Evaluation, OpenAI, Artificial Intelligence, Scalability, Applied Machine Learning, Performance Tuning, Design
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI, Generative Adversarial Networks (GANs), AI Enablement, Recurrent Neural Networks (RNNs), Data Preprocessing, Model Evaluation
Beginner · Course · 1 - 4 Weeks

Fundação Instituto de Administração
Skills you'll gain: Big Data, Data Mining, Data-Driven Decision-Making, Marketing Automation, Marketing Strategies, Customer experience strategy (CX), Digital Transformation, Marketing Analytics, Ggplot2, Marketing, Data Visualization Software, Plot (Graphics), Data Modeling, R Programming, Analytics, Data Science, Data Analysis, Innovation, Business Analytics, Data Manipulation
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Medical Office Procedures, Emergency Departments, Medical Emergency, Emergency Response, Triage, Urgent Care, Emergency Medicine, Patient Communication, Patient Coordination, Patient Safety, Incident Response, Communication Strategies, Stress Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Network Security, Data Security
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Azure Synapse Analytics, Data Security, Databricks, Data Quality, Microsoft Azure, Data Storage Technologies, Data Storage, Data Transformation, Database Management, Data Processing, Data Cleansing, Data Lakes, Query Languages, Performance Tuning, Data Integration, Data Pipelines, Apache Spark, Encryption, Data Analysis, Real Time Data
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: R Programming, Arithmetic, Statistical Programming, Development Environment, Programming Principles, Data Import/Export
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Fraud detection, Generative AI, Responsible AI, Regulatory Requirements, Compliance Management, Governance, Risk Management, Data Ethics, Anomaly Detection, Artificial Intelligence, AI Enablement, Model Evaluation, Forecasting
Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Security Management, Computer Security Incident Management, Personally Identifiable Information, Data Security, Information Assurance, Security Controls, Threat Management, Incident Management, Data Management, Auditing, Continuous Improvement Process, Business Metrics
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Account Strategy, Sales Strategy, Sales Management, Sales, Account Management, Overcoming Objections, Key Performance Indicators (KPIs), Business Leadership, Revenue Forecasting, Sales Pipelines, Sales Enablement, Predictive Analytics, Advanced Analytics, Business Ethics, Forecasting, Negotiation, Analytics, Innovation, Corporate Sustainability, AI Enablement
Beginner · Course · 1 - 4 Weeks

Ball State University
Skills you'll gain: Data Visualization, Rmarkdown, Exploratory Data Analysis, Data Visualization Software, Ggplot2, Interactive Data Visualization, Plot (Graphics), Statistical Visualization, R (Software), R Programming, Data Storytelling, Histogram, Scatter Plots, Data Analysis, Tidyverse (R Package), Data Manipulation
Build toward a degree
Intermediate · Course · 1 - 3 Months