Akash Kumar

Akash Kumar, founder of AceFortis. Penetration tester and cybersecurity trainer based in Milan, and cybersecurity instructor at DEMOS Fondazione ITS. Expertise: penetration testing, red teaming and Active Directory security. I offer security awareness training, phishing simulations and courses on NIS2, DORA and ISO 27001 for companies and institutions, in English and Italian. Certifications: CPENT, CRTA, eJPT, PT1.
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160 Articles

What is Ethical Hacking? A Beginner’s Guide

Discover what ethical hacking is, its types, phases, and career paths. Learn…

Akash Kumar
21 Min Read

ChatGPT Security: Guide to Prevent Hacks & Data Leaks

Can ChatGPT be hacked? Yes, through prompt injection & data leaks. Learn…

Akash Kumar
18 Min Read

ChatGPT Security Guide: Prevent Data Leaks & Hacks

Can ChatGPT get hacked? Learn how prompt injection and data leaks happen,…

Akash Kumar
19 Min Read

What is Two-Factor Authentication? A Simple 2026 Guide

Stop relying on just passwords. This simple guide explains what two-factor authentication…

Akash Kumar
16 Min Read

Top 5 Hackers: Impact, Techniques & Security Lessons

An analysis of the 5 most impactful hackers in history, detailing the…

Akash Kumar
16 Min Read

What is Phishing? 2026 Guide to Spot & Stop Attacks

Phishing is the #1 cyber attack. Learn what it is, how AI…

Akash Kumar
15 Min Read

What is Two-Factor Authentication? The Beginner’s Guide to 2FA

Stop hackers with two-factor authentication (2FA). Learn what it is, how it…

Akash Kumar
14 Min Read

What is Phishing? How to Spot & Stop Attacks (2026 Guide)

Phishing is the #1 cyber threat. Learn what phishing is, how to…

Akash Kumar
15 Min Read

What is Phishing? Spot & Stop Attacks in 2026

Learn what phishing is, how to spot the latest 2026 scams (AI,…

Akash Kumar
17 Min Read

What is a Firewall? A Beginner’s Guide to Network Security

Firewalls explained simply: Learn what a firewall is, how it protects you,…

Akash Kumar
17 Min Read