https://www.codrut.pro/tags/networking/ Recent content in Networking on Codrut Constantin Gusoi Hugo en Thu, 01 Jul 2021 11:58:08 +0000 https://www.codrut.pro/snippets/check-if-a-port-is-open/ Thu, 01 Jul 2021 11:58:08 +0000 https://www.codrut.pro/snippets/check-if-a-port-is-open/ <h2 id="install"> Install <a class="heading-link" href="#install"> <i class="fa fa-link" aria-hidden="true" title="Link to heading"></i> <span class="sr-only">Link to heading</span> </a> </h2> <div class="highlight"><pre tabindex="0" style="color:#f8f8f2;background-color:#272822;-moz-tab-size:4;-o-tab-size:4;tab-size:4;"><code class="language-sh" data-lang="sh"><span style="display:flex;"><span>sudo pacman -S openbsd-netcat </span></span></code></pre></div><h2 id="use"> Use <a class="heading-link" href="#use"> <i class="fa fa-link" aria-hidden="true" title="Link to heading"></i> <span class="sr-only">Link to heading</span> </a> </h2> <p>With an IP:</p> <div class="highlight"><pre tabindex="0" style="color:#f8f8f2;background-color:#272822;-moz-tab-size:4;-o-tab-size:4;tab-size:4;"><code class="language-sh" data-lang="sh"><span style="display:flex;"><span>nc -v 127.0.0.1 <span style="color:#ae81ff">5432</span> </span></span></code></pre></div><p>Or a URL:</p> <div class="highlight"><pre tabindex="0" style="color:#f8f8f2;background-color:#272822;-moz-tab-size:4;-o-tab-size:4;tab-size:4;"><code class="language-sh" data-lang="sh"><span style="display:flex;"><span>nc -v www.codrut.pro <span style="color:#ae81ff">443</span> </span></span></code></pre></div> https://www.codrut.pro/snippets/list-all-open-ports/ Tue, 29 Jun 2021 08:33:30 +0000 https://www.codrut.pro/snippets/list-all-open-ports/ <div class="highlight"><pre tabindex="0" style="color:#f8f8f2;background-color:#272822;-moz-tab-size:4;-o-tab-size:4;tab-size:4;"><code class="language-sh" data-lang="sh"><span style="display:flex;"><span>netstat -atun </span></span></code></pre></div><p>Now either grep or browse to see if you accidentally exposed your database to the world.</p>