{% include ".icons/fontawesome/brands/x-twitter.svg" %}
        </span> Follow <strong>@fastapi</strong> on <strong>X (Twitter)</strong> to stay updated
      </a>
    </div>
    <div class="item">
      <a class="announce-link" href="https://www.linkedin.com/company/fastapi" target="_blank">
        <span class="twemoji linkedin">
          {% include ".icons/fontawesome/brands/linkedin.svg" %}

<img src="/img/deployment/https/https01.drawio.svg">

### TLS Handshake Start { #tls-handshake-start }

The browser would then communicate with that IP address on **port 443** (the HTTPS port).

The first part of the communication is just to establish the connection between the client and the server and to decide the cryptographic keys they will use, etc.

<img src="/img/deployment/https/https02.drawio.svg">

    img: https://fastapi.tiangolo.com/img/sponsors/databento.svg
  - url: https://speakeasy.com/editor?utm_source=fastapi+repo&utm_medium=github+sponsorship
    title: SDKs for your API | Speakeasy
    img: https://fastapi.tiangolo.com/img/sponsors/speakeasy.png
  - url: https://www.svix.com/
    title: Svix - Webhooks as a service
    img: https://fastapi.tiangolo.com/img/sponsors/svix.svg

    <img src="https://github.com/fastapi/fastapi/actions/workflows/test.yml/badge.svg?event=push&branch=master" alt="Test">
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[![Java CI with Maven](https://github.com/codelibs/fess-suggest/actions/workflows/maven.yml/badge.svg)](https://github.com/codelibs/fess-suggest/actions/workflows/maven.yml)
[![License](https://img.shields.io/badge/License-Apache%202.0-blue.svg)](https://opensource.org/licenses/Apache-2.0)
[![Maven Central](https://maven-badges.herokuapp.com/maven-central/org.codelibs.fess/fess-suggest/badge.svg)](https://maven-badges.herokuapp.com/maven-central/org.codelibs.fess/fess-suggest)

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