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

PrintNightmare: When Printing Became a Nightmare

PrintNightmare: The Vulnerability That Made Everyone Rethink Windows Print Spooler Or: Why…

Akash Kumar
123 Min Read

EchoLeak: The Zero-Click Vulnerability in AI Assistants

EchoLeak: When Your AI Assistant Becomes the Insider Threat The first zero-click…

Akash Kumar
17 Min Read

Langflow RCE: When AI Pipelines Become Attack Vectors

CVE-2026-33017: When Your AI Pipeline Becomes the Attack Surface A technical deep-dive…

Akash Kumar
17 Min Read

Linux Kernel Copy Fail: The Most Researched CVE of 2026

CVE-2026-31431 "Copy Fail": The Linux Kernel Bug That Had Everyone Scrambling in…

Akash Kumar
15 Min Read

Ni8mare: The n8n RCE That Scored a Perfect 10.0

Ni8mare: The CVSS 10.0 Vulnerability That Shocked the Automation World CVE-2026-21858: A…

Akash Kumar
16 Min Read

Colonial Pipeline Ransomware: The Attack That Shut Down America

The Colonial Pipeline Ransomware Attack: A Technical Breakdown What really happened when…

Akash Kumar
19 Min Read

Pass-the-Hash Attacks: Complete Guide for Pentesters

Pass-the-Hash Attacks in Active Directory: A Pentester's Guide Hey, grab a seat.…

Akash Kumar
16 Min Read

Log4Shell Deep Dive: Technical Analysis of the JNDI Exploit

Log4Shell: The Vulnerability That Set the Internet on Fire Or: How a…

Akash Kumar
16 Min Read

Zero Trust Architecture: The End of Trust As We Know It

What is Zero Trust Architecture? Picture this: you're sitting at your favorite…

Akash Kumar
20 Min Read

Quantum Computing: The Threat to Encryption and How to Prepare

What is Quantum Computing's Impact on Cybersecurity? Imagine a computer that could…

Akash Kumar
20 Min Read