Homeland Security Courses

Colin O'Flynn

What is Computer Security

1 rating

An introduction to computer security through historical failures and data breaches, examining threats, attacker objectives, risks, and inadequate protection.

• YouTube
• 27 minutes
• Self-Paced
• Free Video

High-Level API Security with Keycloak - FAPI Implementation and Conformance

1 rating

See how Keycloak’s security features and conformance work support FAPI’s high-assurance protection for OAuth 2.0 APIs.

• YouTube
• 31 minutes
• Self-Paced
• Free Video

Data Security - Theoretical and Real World Approaches to Compartmentalization

1 rating

Explore how information disclosure can be controlled in untrusted clouds, connecting formal security models with storage policies and operational resilience.

• YouTube
• 30 minutes
• Self-Paced
• Conference Talk

CS406: Information Security

1 rating

Study information security end to end: threats and attack modes, cryptographic models, access control and authentication, network and OS security, intrusion detection, and privacy laws.

• Saylor University
• 46 hours
• Self-Paced
• Free Certificate

NPTEL;  IIT Madras

Introduction to Information Security

1 rating

The level 1 course is intended to address the basics of information Security Concepts and the general industry trends. From what is Information Security? to web application security.

• YouTube
• 23 hours
• Self-Paced
• Free Video

Red Canary

How to Investigate and Analyze Suspicious Security Alerts - A Step-by-Step Guide

1 rating

A step-by-step alert investigation using command lines, process trees, and event logs to distinguish real threats from false positives.

• YouTube
• 12 minutes
• Self-Paced
• Free Video

Network Security

12 ratings at edX

Learn the process of network security, including intrusion detection, evidence collection, network auditing, and contingency planning against attacks.

• edX
• 8 weeks, 10-12 hours a week
• Self-Paced
• Free Online Course (Audit)

Cyber Security Basics: A Hands-on Approach

24 ratings at edX

Learn how to think like a hacker, but behave as a security expert.

• edX
• 6 weeks, 5-7 hours a week
• Self-Paced
• Free Online Course (Audit)

Sustainable Food Security: The value of systems thinking

8 ratings at edX

Learn how to solve the 'Rubik's cube' of systems thinking and how it's applied to improve the environmental sustainability of food production systems!

• edX
• 6 weeks, 8-10 hours a week
• Self-Paced
• Free Online Course (Audit)

Food and Nutrition Security in Urbanising Landscapes

Our landscapes are urbanizing, which has a serious impact on food and nutrition. Learn to look beyond the sectoral and administrative boundaries of your work and see how the rural and the urban connec

• edX
• 4 weeks, 3-4 hours a week
• Self-Paced
• Free Online Course (Audit)

Career Certificate

Food Security and Sustainability

Apply systems thinking to food production systems: analyze system complexity, evaluate environmental impact, and examine food access decisions at household, local, national and international levels.

• edX
• 12 weeks, 6-10 hours a week
• Self-Paced
• $448.00
• 2 courses

Cyber Security

472 ratings

A comprehensive introduction to cyber threats, digital forensics, security practices, and cyber law for safer digital operations.

• Swayam
• 15 weeks
• Not Currently Offered
• Free Online Course

• Best of All Time

Uttarakhand Open University, Haldwani;  IGNOU

Introduction to Cyber Security

540 ratings

A foundation course on practicing safer digital habits across browsers, passwords, social media, smartphones, online payments, and everyday cyber threats.

• Swayam
• 12 weeks
• No Longer Offered
• Free Online Course

• Best of All Time

The Absolute Beginners Guide to Cyber Security 2026 - Part 1

58370 ratings at Udemy

Learn Cyber Security concepts such as hacking, malware, firewalls, worms, phishing, encryption, biometrics, BYOD & more

• Udemy
• 4 hours 52 minutes
• Self-Paced
• Paid Course

Security Awareness Training, Internet Security for Employees

54614 ratings at Udemy

Basic security awareness guide on Internet security and privacy to help keep you, your home, and your employer safe.

• Udemy
• 1 hour 1 minute
• Self-Paced
• Paid Course