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Udemy instructor

Alexander Oni

Teaches: IT & Software · Development · Personal Development
Languages: English

Course index: 240 live offers
Students: 316.1K
Average rating: 4.56

First published: Jun 2017
Latest course: Mar 2026
Total content: 125 hours

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Instructor catalog

All Alexander Oni courses

Ransomware Playbook: A Complete Guide for IT Professionals

Ransomware Playbook: A Complete Guide for IT Professionals

Ransomware Playbook: A Complete Guide for IT Professionals

(4.66 with 25 reviews)

212

students

2.5 hours

content

Mar 2025

updated

$17.99

Spot the Scam: Phishing & Spam Awareness for Everyone

Spot the Scam: Phishing & Spam Awareness for Everyone

Spot the Scam: Phishing & Spam Awareness for Everyone

(4.52 with 1.1K reviews)

2.8K

students

1.5 hours

content

Launch Your Cybersecurity Career: The Ultimate Starter Guide

Launch Your Cybersecurity Career: The Ultimate Starter Guide

Launch Your Cybersecurity Career: The Ultimate Starter Guide

(4.56 with 6.6K reviews)

Understanding AI – Free Beginner’s Mini Course

Understanding AI – Free Beginner’s Mini Course

Understanding AI – Free Beginner’s Mini Course

(4.39 with 208 reviews)

2.4K

students

1.2 hours

ChatGPT for Cybersecurity: Automate, Defend & Secure with AI

ChatGPT for Cybersecurity: Automate, Defend & Secure with AI

ChatGPT for Cybersecurity: Automate, Defend & Secure with AI

(4.50 with 20 reviews)

PHP & JavaScript Basics for WordPress Users

PHP & JavaScript Basics for WordPress Users

PHP & JavaScript Basics for WordPress Users

(4.36 with 121 reviews)

5.5K

students

The OWASP Top 10 2025 - Deep Dive

The OWASP Top 10 2025 - Deep Dive

The OWASP Top 10 2025 - Deep Dive

(4.38 with 5.4K reviews)

12.9K

students

The Beginners Guide to Practical Cyber Hacking Skills

The Beginners Guide to Practical Cyber Hacking Skills

The Beginners Guide to Practical Cyber Hacking Skills

(4.64 with 470 reviews)

3.0K

Cybersecurity & AI Risk Management for IT Professionals

Cybersecurity & AI Risk Management for IT Professionals

Cybersecurity & AI Risk Management for IT Professionals

(4.52 with 5.2K reviews)

Cyber Security Architecture Fundamentals

Cyber Security Architecture Fundamentals

Cyber Security Architecture Fundamentals

(4.47 with 2.1K reviews)

7.9K

Master the NIST Cybersecurity Framework 2.0: Complete Guide

Master the NIST Cybersecurity Framework 2.0: Complete Guide

Master the NIST Cybersecurity Framework 2.0: Complete Guide

(4.57 with 3.4K reviews)

13.3K

students

4.6 hours

content

The Absolute Beginners Guide to Cyber Security - Part 3

The Absolute Beginners Guide to Cyber Security - Part 3

The Absolute Beginners Guide to Cyber Security - Part 3

(4.52 with 6.3K reviews)

17.8K

students

1.9 hours

content

1 2

Apr 2025

updated

$14.99

16.8K

students

3.9 hours

content

Jul 2025

updated

$14.99

content

Aug 2025

updated

FREE

253

students

4.0 hours

content

Jan 2026

updated

$17.99

1.6 hours

content

Oct 2022

updated

$14.99

3.1 hours

content

Jan 2026

updated

$19.99

students

8.6 hours

content

Jul 2023

updated

$14.99

13.1K

students

7.7 hours

content

Apr 2026

updated

$14.99

students

3.2 hours

content

May 2026

updated

$17.99

Jan 2026

updated

$17.99

Jul 2024

updated

$14.99