#58 - How Does the Internet Work?

<p>In this episode of GeeksBlabla, we will discover with our guests how the Internet actually works.</p>
<h2><strong>Guests</strong></h2>
<ul>
<li><a href="https://www.facebook.com/mohamed.ezzarghili">Mohamed Ez-zarghili</a></li>
<li><a href="https://www.facebook.com/zizwar0nline">Abderrahim Soubai Elidrissi</a></li>
<li><a href="https://www.linkedin.com/in/yassine-moumen-3a0ab895/">Yassine Moumen</a></li>
</ul>
<h2><strong>Notes</strong></h2>
<p>0:02 - Introduction.</p>
<p>0:07 - Briefly, how does the Internet work?</p>
<p>0:12 - What's the first thing that happens when we type something into Google?</p>
<p>0:17 - Electrical signals and Raspberry Pies.</p>
<p>0:20 - What can we possibly build with a Raspberry Pi?</p>
<p>0:23 - What actually happens when we search for something in Google?</p>
<p>0:25 - What does HSTS protect against and how is it implemented?</p>
<p>0:28 - What is mixed content (HTTP over HTTPS)?</p>
<p>0:33 - What does HTTP or HTTPS mean from the server side?</p>
<p>0:37 - What is DNS, how does it work and why is it important?</p>
<p>0:44 - Does changing DNS improve Internet speed?</p>
<p>0:53 - Do DNS resolvers control your Internet accessibility?</p>
<p>0:57 - How is the encapsulated frame sent to the internet through the default gateway?</p>
<p>1:03 - HTTP and the OSI model.</p>
<p>1:07 - What is the MAC address?</p>
<p>1:08 - What exactly is a protocol?</p>
<p>1:11 - Game Theory and communication networks.</p>
<p>1:13 - What is ARP cash poisoning (ARP Spoofing)?</p>
<p>1:15 - What happens when an HTTP request reaches the Server?</p>
<p>1:22 - Why is it said that HTTP is a stateless protocol?</p>
<p>1:24 - Reverse Proxy Server attacks.</p>
<p>1:25 - Concepts every back-end developer must be familiar with (sessions, cookies and ORM).</p>
<p>1:31 - Subdomains (cost, limitations and hosting).</p>
<p>1:33 - What is a Canonical Name (CNAME)?</p>
<p>1:35 - Why a Server has to be near the Client and how does it impact the Latency?</p>
<p>1:37 - As a DevOps engineer, how much do you need to know about network protocols? Are the basics enough?</p>
<p>1:39 - What is the difference between a Reverse Proxy and a Load Balancer?</p>
<p>1:47 - What is JSON Web Token (JWT) and how does it work?</p>
<p>1:54 - How does a Server respond to a request?</p>
<p>2:04 - What are the major components of a web browser?</p>
<p>2:13 - What is HTML parsing?</p>
<p>2:18 - Why is it important for a software engineer to have global knowledge?</p>
<p>2:23 - What is HTTP/3?</p>
<p>2:31 - Briefly, what exactly is the Deep Web?</p>
<p>2:37 - Wrap up and goodbye.</p>
<h2><strong>Links</strong></h2>
<ul>
<li><a href="https://en.wikipedia.org/wiki/Root_name_server">Root name server</a></li>
<li><a href="https://github.com/alex/what-happens-when">What happens when…</a></li>
</ul>
<h2><strong>Prepared and Presented by</strong></h2>
<ul>
<li><a href="https://elazizi.com/">Youssouf El Azizi</a></li>
</ul>