Information security courses can help you learn risk assessment, network security protocols, encryption techniques, and incident response strategies. You can build skills in threat analysis, vulnerability management, and compliance with security regulations. Many courses introduce tools like firewalls, intrusion detection systems, and security information and event management (SIEM) software, demonstrating how these tools are applied to protect data and maintain system integrity.

Skills you'll gain: Vulnerability, Penetration Testing, Vulnerability Assessments, Vulnerability Scanning, Cyber Operations, Network Security, Distributed Denial-Of-Service (DDoS) Attacks, System Configuration, Data Security, Cybersecurity, Cyber Attacks, Linux, Bash (Scripting Language), Virtual Machines, Proxy Servers, Scripting, Linux Commands, Scripting Languages, Python Programming
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Invoicing, Billing & Invoicing, Inventory Management, Inventory Management System, Tax Management, Accounting Software, Customer Relationship Management, Billing, Customer Relationship Management (CRM) Software, Sales Tax, Small Business Accounting, Accounting and Finance Software, Accounting, Security Controls, Payroll Systems
★ 4.5 (86) · Beginner · Guided Project · Less Than 2 Hours

University of Maryland, College Park
Skills you'll gain: Surveys, Research Methodologies, Data Collection, Survey Creation, Research Design, Data Quality, Data Processing, Data Analysis, Analysis, Data Validation, Data Management
★ 4.2 (777) · Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Intrusion Detection and Prevention, Security Controls, Malware Protection, Security Engineering, Network Security, Security Testing, Threat Detection, Firewall, Digital Forensics, Anomaly Detection, Code Review, Network Routing, Proxy Servers, Linux, Internet Of Things
★ 4.5 (174) · Beginner · Course · 1 - 4 Weeks

Northwestern University
Skills you'll gain: Resource Allocation, Data-Driven Marketing, Marketing Strategies, Marketing Analytics, Branding, Data Science, Brand Management, Analytics, Data Literacy, Data Strategy, Marketing Management, Culture Transformation, Marketing, Data Analysis, Digital Transformation, Brand Strategy, Customer Insights, Customer Engagement, Analytical Skills, Advertising
★ 4.6 (474) · Mixed · Course · 1 - 4 Weeks

Erasmus University Rotterdam
Skills you'll gain: Qualitative Research, Research Design, Science and Research, Report Writing, Research Reports, Scientific Methods, Research, Research Methodologies, Social Sciences, Data Analysis Software, Case Studies
★ 4.8 (165) · Beginner · Course · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: Matplotlib, Data Analysis, Pandas (Python Package), Plot (Graphics), Data Visualization, Data Science, Data Cleansing, Pivot Tables And Charts, Data Visualization Software, Data Processing, Data Wrangling, Data Integration, Data Preprocessing, Data Manipulation, Scatter Plots, NumPy, Exploratory Data Analysis, Data Import/Export, Histogram, Python Programming
★ 4.5 (433) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Linux Servers, Linux Administration, Unix, Linux Commands, Linux, Unix Commands, Command-Line Interface, OS Process Management, Operating System Administration, Unix Shell, Debugging, System Monitoring, DevOps, Memory Management, Resource Management
★ 4.7 (23) · Intermediate · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Unix Commands, Bioinformatics, grep, Unix Shell, Unix, Data Management, Information Management, Command-Line Interface, Linux Commands, Molecular Biology, Bash (Scripting Language), Big Data, Data Manipulation, File Management, Data Analysis Software, Data Processing, Bed Management, Life Sciences, Text Mining
★ 4 (573) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Marketing Analytics, Data-Driven Marketing, Marketing Effectiveness, A/B Testing, Target Audience, Marketing Strategies, Marketing, Marketing Planning, Marketing Strategy and Techniques, Online Advertising, Customer Analysis, Conversion Funnel Analysis, Marketing Channel, Advertising Campaigns, Persona Development, Customer Insights, Regression Analysis, Model Evaluation, Data Analysis, Descriptive Analytics
★ 4.7 (298) · Beginner · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Database Design, Database Systems, Database Theory, MongoDB, Database Development, Database Management Systems, Data Modeling, Database Management, Database Architecture and Administration, NoSQL, Relational Databases, Unified Modeling Language, SQL, Data Management, Performance Tuning, Software Architecture, Conceptual Design
Mixed · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: AI Orchestration, Agentic Workflows, OpenAI API, Generative AI Agents, LLM Application, Prompt Patterns, AI Workflows, Prompt Engineering, Agentic systems, AI Security, Business Logic, File I/O, Transaction Processing, Software Architecture, Memory Management
★ 4.7 (138) · Beginner · Course · 1 - 3 Months