https://seraldinho.pages.dev/tags/ike/Recent content in IKE on seraldinho.pages.devHugo -- gohugo.ioesnseral@proton.me (Nicolás Seral)nseral@proton.me (Nicolás Seral)© 2026 Nicolás Seralhttps://seraldinho.pages.dev/notas/protocolos/ike/Mon, 01 Jan 0001 00:00:00 +0000nseral@proton.me (Nicolás Seral)https://seraldinho.pages.dev/notas/protocolos/ike/<h1 class="relative group">Internet Key Exchange <div id="internet-key-exchange" class="anchor"></div> <span class="absolute top-0 w-6 transition-opacity opacity-0 -start-6 not-prose group-hover:opacity-100 select-none"> <a class="text-primary-300 dark:text-neutral-700 !no-underline" href="#internet-key-exchange" aria-label="Ancla">#</a> </span> </h1> <h2 class="relative group">Resumen <div id="resumen" class="anchor"></div> <span class="absolute top-0 w-6 transition-opacity opacity-0 -start-6 not-prose group-hover:opacity-100 select-none"> <a class="text-primary-300 dark:text-neutral-700 !no-underline" href="#resumen" aria-label="Ancla">#</a> </span> </h2> <p>Protocolo encargado de establecer asociaciones de seguridad (SA) entre dos puntos, normalmente para el posterior uso de <a href="https://seraldinho.pages.dev/notas/protocolos/ipsec/" >IPSec</a>.</p> <ul> <li>Puertos: <strong>UDP\500</strong>, <strong>UDP\4500</strong>.</li> </ul> <h2 class="relative group">IKEv1 <div id="ikev1" class="anchor"></div> <span class="absolute top-0 w-6 transition-opacity opacity-0 -start-6 not-prose group-hover:opacity-100 select-none"> <a class="text-primary-300 dark:text-neutral-700 !no-underline" href="#ikev1" aria-label="Ancla">#</a> </span> </h2> <details class="admonition relative overflow-hidden rounded-lg border-l-4 my-3 px-4 py-3 shadow-sm group" data-type="tip" open> <summary class="flex items-center gap-2 font-semibold text-inherit cursor-pointer"> <div class="flex shrink-0 h-5 w-5 items-center justify-center text-lg"><span class="relative block icon"><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 384 512"><path fill="currentColor" d="M112.1 454.3c0 6.297 1.816 12.44 5.284 17.69l17.14 25.69c5.25 7.875 17.17 14.28 26.64 14.28h61.67c9.438 0 21.36-6.401 26.61-14.28l17.08-25.68c2.938-4.438 5.348-12.37 5.348-17.7L272 415.1h-160L112.1 454.3zM191.4 .0132C89.44 .3257 16 82.97 16 175.1c0 44.38 16.44 84.84 43.56 115.8c16.53 18.84 42.34 58.23 52.22 91.45c.0313 .25 .0938 .5166 .125 .7823h160.2c.0313-.2656 .0938-.5166 .125-.7823c9.875-33.22 35.69-72.61 52.22-91.45C351.6 260.8 368 220.4 368 175.1C368 78.61 288.9-.2837 191.4 .0132zM192 96.01c-44.13 0-80 35.89-80 79.1C112 184.8 104.8 192 96 192S80 184.8 80 176c0-61.76 50.25-111.1 112-111.1c8.844 0 16 7.159 16 16S200.8 96.01 192 96.01z"/></svg> </span></div> <div class="grow"> Nota: ISAKMP vs IKE </div> <div class="ms-auto flex h-5 w-5 items-center justify-center transition-transform ease-in-out -rotate-90 group-open:rotate-0 print:hidden"><span class="relative block icon"><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 20 20" fill="currentColor" aria-hidden="true" > <path fill-rule="evenodd" d="M5.23 7.21a.75.75 0 011.06.02L10 11.168l3.71-3.938a.75.75 0 111.08 1.04l-4.25 4.5a.75.75 0 01-1.08 0l-4.25-4.5a.75.75 0 01.02-1.06z" clip-rule="evenodd" /> </svg> </span></div> </summary><div class="admonition-content mt-3 text-base leading-relaxed text-inherit"><p>Aunque se usan como sinónimos, técnicamente no son lo mismo. ISAKMP es el estándar teórico de cómo deben negociarse las cosas (sin especificar algoritmos) mientras que IKE es la implementación real de las reglas de ISAKMP, y, a efectos prácticos, la única que triunfó.</p>