https://n9o.xyz/tags/heap-exploitation/ Recent content in Heap Exploitation on Hugo -- gohugo.io en © 2026 Vaishnav Baraskar Mon, 12 May 2025 00:00:00 +0000 https://n9o.xyz/reverseengineering/authenkey/ Mon, 12 May 2025 00:00:00 +0000 https://n9o.xyz/reverseengineering/authenkey/ <h1 class="relative group"><strong>Prologue — Heap Echoes in an AuthenKey Login Night</strong> <div id="prologue--heap-echoes-in-an-authenkey-login-night" class="anchor"></div> <span class="absolute top-0 w-6 transition-opacity opacity-0 ltr:-left-6 rtl:-right-6 not-prose group-hover:opacity-100"> <a class="group-hover:text-primary-300 dark:group-hover:text-neutral-700 !no-underline" href="#prologue--heap-echoes-in-an-authenkey-login-night" aria-label="Anchor">#</a> </span> </h1> <p>It was one of those times when I wasn’t actively hunting—just casually skimming through binaries like I was flipping through a security archive. The target: <strong>AuthenKey</strong>, a multi-factor login handler used by corporate VPN portals. As I browsed its binary, I found a small routine involved in processing post-login session keys.</p>