https://ihexon.github.io/tags/pwntools/Recent content in Pwntools on IHEXON BLOGHugo -- gohugo.ioenzzheasy@gmail.com (IHEXON)zzheasy@gmail.com (IHEXON)Copy, _right?_ :thinking_face:Sat, 23 May 2026 00:00:00 +0000https://ihexon.github.io/posts/pwntools-install-import-pwn/Sat, 23 May 2026 00:00:00 +0000zzheasy@gmail.com (IHEXON)https://ihexon.github.io/posts/pwntools-install-import-pwn/<p>I hit this while installing a local pwntools checkout:</p> <div class="highlight-wrapper"><div class="highlight"><pre tabindex="0" class="chroma"><code class="language-text" data-lang="text"><span class="line"><span class="cl">error: externally-managed-environment</span></span></code></pre></div></div> <p>This is not a pwntools problem. It is Python packaging doing what the distro asked it to do. On recent Debian and Ubuntu systems, the system Python is marked as externally managed, so <code>pip install</code> into the global interpreter is blocked by default.</p>