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.

LearnQuest
Skills you'll gain: Network Architecture, Emerging Technologies, Internet Of Things, Network Security, Network Protocols, Wireless Networks, Network Performance Management, Network Planning And Design, Network Infrastructure, Communication Systems, Mobile Security, Cybersecurity, Cloud Engineering, Telecommunications, General Networking, Technology Roadmaps, Artificial Intelligence and Machine Learning (AI/ML), Automation, Technology Strategies, Cloud Computing
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Smart Goals, Concision, Performance Metric, Marketing Communications, Goal Setting, Digital Marketing, Internal Communications, Communication, Strategic Communication, Marketing Effectiveness, Business Writing, Team Management
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Content Creation, Video Production, Performance Analysis, Social Media Content, Content Development and Management, Web Content, Video Editing, Performance Measurement, Post-Production, Performance Improvement, Graphic and Visual Design, Key Performance Indicators (KPIs), Workflow Management
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Model Deployment, Containerization, Application Deployment, MLOps (Machine Learning Operations), AI Orchestration, Docker (Software), Kubernetes, AI Workflows, Distributed Computing, Cloud Computing, Scalability, Cloud Infrastructure
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Customer Retention, Customer Insights, Statistical Methods, Statistical Analysis, R Programming, Trend Analysis, Data Analysis, Statistics, Product Improvement, Performance Metric, Business Metrics, Analytics, Statistical Hypothesis Testing, Customer Engagement
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Data Preprocessing, Data Wrangling, Data Cleansing, Data Transformation, Data Manipulation, JSON, Pandas (Python Package), Data Quality, Extract, Transform, Load, Data Mapping, Scripting, Data Validation, Data Maintenance, Data Pipelines, Time Series Analysis and Forecasting, Data Integrity, Anomaly Detection, Reconciliation
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Apache Airflow, Docker (Software), Git (Version Control System), Data Pipelines, Containerization, CI/CD, Debugging, Ansible, Continuous Deployment, Database Management, Performance Tuning, Infrastructure as Code (IaC), Continuous Integration, Workflow Management, DevOps, SQL, Automation, Configuration Management, Root Cause Analysis, Python Programming
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Time Series Analysis and Forecasting, Anomaly Detection, Exploratory Data Analysis, Descriptive Analytics
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Campaign Management, Marketing Channel, Digital Advertising, Marketing Effectiveness, Digital Marketing, Online Advertising, Marketing Analytics, Performance marketing, Web Analytics, Performance Metric, Performance Measurement, Social Media Marketing, Data-Driven Decision-Making, Email Marketing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Accounting Records, Auditing, Record Keeping, Compliance Auditing, Metadata Management, Records Management, Financial Auditing, Document Management, Organizational Skills, Operational Efficiency, Information Management, Information Architecture, QuickBooks (Accounting Software), Systems Design, File Management, Data Validation, Verification And Validation, Excel Formulas, Microsoft Excel
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Marketing Analytics, Data Collection, Marketing Effectiveness, Marketing, Marketing Management, Business Metrics, Performance Metric, Performance Measurement, Data Capture, Key Performance Indicators (KPIs), Data Entry, Workflow Management, Data Compilation, Data Maintenance, Record Keeping
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Descriptive Statistics, A/B Testing, Classification And Regression Tree (CART), Dashboard, Model Evaluation, Model Deployment, Data-Driven Decision-Making, Risk Analysis, Histogram, Statistical Inference, Strategic Decision-Making, Data Presentation, Predictive Modeling, Statistical Hypothesis Testing, Risk Mitigation, Regression Analysis, Data Visualization, MLOps (Machine Learning Operations), Decision Tree Learning, Keras (Neural Network Library)
Intermediate · Specialization · 3 - 6 Months