
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Encryption, Cybersecurity, Cyber Security Strategy, Cyber Threat Intelligence, Cyber Attacks, Threat Management, Security Strategy, Authentications, Threat Detection, Malware Protection, Cyber Security Policies, Network Security, Authorization (Computing), Cryptography, Endpoint Security, Data Encryption Standard, Data Security, Active Directory, Identity and Access Management
★ 4.8 (316) · Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Prompt Engineering, Anthropic Claude, Generative AI, LLM Application, Artificial Intelligence, Application Development, Application Programming Interface (API), Automation, Authentications, Context Management, Customer experience improvement, Content Creation
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Software-Defined Networking, Network Security, Infrastructure Security, Local Area Networks, Network Architecture, Network Infrastructure, Data Security, Wide Area Networks
Beginner · Course · 1 - 4 Weeks

Pohang University of Science and Technology(POSTECH)
Skills you'll gain: Internet Of Things, Wireless Networks, General Networking, Emerging Technologies, Networking Hardware, Embedded Software, TCP/IP, Electronic Hardware, Embedded Systems, Information Technology Architecture, Programming Principles, Electronic Components, Computing Platforms, Development Environment, Problem Solving
★ 4.6 (1.8K) · Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Hardware Architecture, Microarchitecture, Bash (Scripting Language), Distributed Computing, Scalability, Memory Management, Shell Script, Computer Systems, File I/O, Big Data, Linux Commands, Operating Systems, File Systems, Cloud Development, C and C++, Linux, Computing Platforms, Data Import/Export, C++ (Programming Language), Communication Systems
★ 3.8 (182) · Advanced · Specialization · 3 - 6 Months
University of Colorado Boulder
Skills you'll gain: Social Media, Online Advertising, Digital Advertising, Social Media Marketing, Social Media Strategy, Social Media Campaigns, Advertising, Meta Ads Manager, Advertising Campaigns, Web Analytics, Content Performance Analysis, Facebook, Paid media, Instagram, Target Audience, Law, Regulation, and Compliance, Business Ethics, Case Studies
★ 4.6 (333) · Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Blockchain, Key Management, Public Key Infrastructure, Cryptography, Application Security, Encryption, Secure Coding, Public Key Cryptography Standards (PKCS), Security Testing, Vulnerability Management, Solution Design, Cyber Governance, Vulnerability Assessments, Code Review, Authorization (Computing), Data Integrity
★ 4.5 (10) · Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Real-Time Operating Systems, Internet Of Things, Information Systems Security, Wireless Networks, General Networking, Cybersecurity, IBM Cloud, Cloud Platforms, Cryptography, Network Protocols, Market Opportunities, Automation, Emerging Technologies, Software-Defined Networking, Market Analysis
★ 4.7 (626) · Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: R (Software), Tidyverse (R Package), Web Scraping, Data Manipulation, Data Wrangling, R Programming, Data Transformation, Memory Management, Data Cleansing, Data Science, Statistical Programming, Data Integration, Data Processing, Text Mining, Data Import/Export, Web Services, Data Analysis, Data Structures, Application Programming Interface (API)
★ 4.3 (1.2K) · Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Predictive Modeling, Model Training, Predictive Analytics, Machine Learning Algorithms, Machine Learning, Algorithms, Machine Learning Methods, Responsible AI, Data Ethics, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Applied Machine Learning, Model Evaluation, AI literacy, Model Optimization, Ethical Standards And Conduct
★ 4.3 (14) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Paid media, Email Marketing, Order Fulfillment, Media Planning, Social Media Campaigns, Google Ads, Social Media Marketing, Social Media Strategy, Performance Measurement, Order Processing, Email Automation, Customer Acquisition Management, Brand Loyalty, Search Engine Marketing, Order Management, Content Creation, Marketing Planning, Customer Relationship Management, Customer Retention, Journey Mapping
★ 4.9 (1.8K) · Beginner · Professional Certificate · 3 - 6 Months

Coursera
Skills you'll gain: LangGraph, AI Orchestration, LangChain, AI Workflows, LLM Application, Agentic Workflows, Agentic systems, Tool Calling, Generative AI Agents, Model Deployment, Large Language Modeling, Artificial Intelligence, Context Management, Data Persistence, Business Logic, Enterprise Architecture, Debugging
Intermediate · Course · 1 - 4 Weeks