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	<title>Archives des yubikey - CoffeeBreak Info</title>
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	<title>Archives des yubikey - CoffeeBreak Info</title>
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		<title>MODOP – Connexion SSH YubiKey &#8211; Linux Machine</title>
		<link>https://coffeebreak.en-images.info/modop-connexion-ssh-yubikey-linux-machine/</link>
					<comments>https://coffeebreak.en-images.info/modop-connexion-ssh-yubikey-linux-machine/#respond</comments>
		
		<dc:creator><![CDATA[chris]]></dc:creator>
		<pubDate>Sat, 13 May 2023 09:50:44 +0000</pubDate>
				<category><![CDATA[OS Linux]]></category>
		<category><![CDATA[RedHat/Centos Linux]]></category>
		<category><![CDATA[Sécurité]]></category>
		<category><![CDATA[Ubuntu Linux]]></category>
		<category><![CDATA[Centos]]></category>
		<category><![CDATA[Linux]]></category>
		<category><![CDATA[Securité]]></category>
		<category><![CDATA[Serveur]]></category>
		<category><![CDATA[ssh]]></category>
		<category><![CDATA[Système]]></category>
		<category><![CDATA[yubikey]]></category>
		<guid isPermaLink="false">https://coffeebreak.en-images.info/?p=8189</guid>

					<description><![CDATA[<p>MODOP - Mise en place d'une connexion SSH entre un client et un Serveur via une clef Yubikey .Cette connexion permet de renforcer la connexion sur des machines serveur et cela à l'aide d'un second facteur d'authentification "physique" prouvant son identité. Elle permet ainsi de s'affranchir de la mémorisation de mot de passe compliqués.</p>
<p>L’article <a href="https://coffeebreak.en-images.info/modop-connexion-ssh-yubikey-linux-machine/">MODOP – Connexion SSH YubiKey &#8211; Linux Machine</a> est apparu en premier sur <a href="https://coffeebreak.en-images.info">CoffeeBreak Info</a>.</p>
]]></description>
										<content:encoded><![CDATA[
<h1 class="wp-block-heading">Génération d’une paire de clef «&nbsp;privé &amp; public&nbsp;»</h1>


<pre><kbd><code>/home/mobaxterm # <span style="color: #ff0000;">ssh-keygen --help</span></code></kbd></pre>


<figure class="wp-block-image"><img fetchpriority="high" decoding="async" width="1037" height="357" src="https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-2.png" alt="" class="wp-image-8191" srcset="https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-2.png 1037w, https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-2-300x103.png 300w, https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-2-1024x353.png 1024w, https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-2-768x264.png 768w" sizes="(max-width: 1037px) 100vw, 1037px" /></figure>


<pre><code>/home/mobaxterm # <span style="color: #ff0000;">ssh-keygen -t <strong>ed25519-sk</strong> -f /home/mobaxterm/.ssh/key01</span></code></pre>


<div class="wp-block-group is-vertical is-layout-flex wp-container-core-group-is-layout-8cf370e7 wp-block-group-is-layout-flex">
<figure class="wp-block-image"><img decoding="async" width="467" height="318" src="https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-3.png" alt="" class="wp-image-8192" srcset="https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-3.png 467w, https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-3-300x204.png 300w" sizes="(max-width: 467px) 100vw, 467px" /></figure>



<p>«&nbsp;<strong>OK&nbsp;</strong>»</p>
</div>



<div class="wp-block-group is-vertical is-layout-flex wp-container-core-group-is-layout-8cf370e7 wp-block-group-is-layout-flex">
<figure class="wp-block-image"><img decoding="async" width="471" height="229" src="https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-4.png" alt="" class="wp-image-8193" srcset="https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-4.png 471w, https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-4-300x146.png 300w" sizes="(max-width: 471px) 100vw, 471px" /></figure>



<p>«&nbsp;<strong>OK</strong>&nbsp;»</p>
</div>



<div class="wp-block-group is-vertical is-layout-flex wp-container-core-group-is-layout-8cf370e7 wp-block-group-is-layout-flex">
<figure class="wp-block-image"><img loading="lazy" decoding="async" width="473" height="292" src="https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-5.png" alt="" class="wp-image-8194" srcset="https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-5.png 473w, https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-5-300x185.png 300w" sizes="auto, (max-width: 473px) 100vw, 473px" /></figure>



<p>«&nbsp;<strong>Introduire votre clef YubiKey&nbsp;</strong>»</p>
</div>



<div class="wp-block-group is-vertical is-layout-flex wp-container-core-group-is-layout-8cf370e7 wp-block-group-is-layout-flex">
<figure class="wp-block-image"><img loading="lazy" decoding="async" width="466" height="298" src="https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-6.png" alt="" class="wp-image-8195" srcset="https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-6.png 466w, https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-6-300x192.png 300w" sizes="auto, (max-width: 466px) 100vw, 466px" /></figure>



<p>Taper votre mot de passe saisi lors de la configuration de votre clef&nbsp;puis «&nbsp;<strong>OK</strong>&nbsp;»</p>
</div>



<div class="wp-block-group is-vertical is-layout-flex wp-container-core-group-is-layout-8cf370e7 wp-block-group-is-layout-flex">
<figure class="wp-block-image"><img loading="lazy" decoding="async" width="470" height="261" src="https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-7.png" alt="" class="wp-image-8196" srcset="https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-7.png 470w, https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-7-300x167.png 300w" sizes="auto, (max-width: 470px) 100vw, 470px" /></figure>



<p>Toucher le logo <strong>Y</strong> de votre clef Yubico</p>
</div>



<div class="wp-block-group is-vertical is-layout-flex wp-container-core-group-is-layout-8cf370e7 wp-block-group-is-layout-flex">
<figure class="wp-block-image"><img loading="lazy" decoding="async" width="962" height="326" src="https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-8.png" alt="" class="wp-image-8197" srcset="https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-8.png 962w, https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-8-300x102.png 300w, https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-8-768x260.png 768w" sizes="auto, (max-width: 962px) 100vw, 962px" /></figure>



<p>Reste, ou pas , à saisir une « passphrasse » pour renforcer le certificat puis «&nbsp;<strong>enter&nbsp;</strong>»</p>
</div>



<h1 class="wp-block-heading">Lister la paire de clef «&nbsp;privé &amp; public&nbsp;»</h1>


<pre>/home/mobaxterm # <span style="color: #ff0000;">ls -alt /home/mobaxterm/.ssh/key01*</span></pre>


<figure class="wp-block-image"><img loading="lazy" decoding="async" width="914" height="119" src="https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-9.png" alt="" class="wp-image-8198" srcset="https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-9.png 914w, https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-9-300x39.png 300w, https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-9-768x100.png 768w" sizes="auto, (max-width: 914px) 100vw, 914px" /></figure>


<pre>/home/mobaxterm #<span style="color: #ff0000;"> cat /home/mobaxterm/.ssh/key01.pub</span></pre>


<figure class="wp-block-image"><img loading="lazy" decoding="async" width="1288" height="94" src="https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-10.png" alt="" class="wp-image-8199" srcset="https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-10.png 1288w, https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-10-300x22.png 300w, https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-10-1024x75.png 1024w, https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-10-768x56.png 768w" sizes="auto, (max-width: 1288px) 100vw, 1288px" /></figure>



<h1 class="wp-block-heading">Copier votre clef publique sur le(s) serveur(s)</h1>


<pre>/home/mobaxterm # <span style="color: #ff0000;">ssh-copy-id -i /home/mobaxterm/.ssh/key01.pub <a style="color: #ff0000;" href="mailto:root@floki03.house.cpb">root@floki03.house.cpb</a></span></pre>


<figure class="wp-block-image"><img loading="lazy" decoding="async" width="1143" height="216" src="https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-11.png" alt="" class="wp-image-8200" srcset="https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-11.png 1143w, https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-11-300x57.png 300w, https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-11-1024x194.png 1024w, https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-11-768x145.png 768w" sizes="auto, (max-width: 1143px) 100vw, 1143px" /></figure>



<h1 class="wp-block-heading">Connexion au serveur via YubiKey</h1>


<pre>/home/mobaxterm # <span style="color: #ff0000;">ssh -i <strong>/home/mobaxterm/.ssh/key01</strong> -l root floki03.house.cpb</span></pre>


<div class="wp-block-group is-vertical is-layout-flex wp-container-core-group-is-layout-8cf370e7 wp-block-group-is-layout-flex">
<figure class="wp-block-image"><img loading="lazy" decoding="async" width="1075" height="494" src="https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-12.png" alt="" class="wp-image-8201" srcset="https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-12.png 1075w, https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-12-300x138.png 300w, https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-12-1024x471.png 1024w, https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-12-768x353.png 768w" sizes="auto, (max-width: 1075px) 100vw, 1075px" /></figure>



<p>«<strong>&nbsp;Insérez la clef YubiKey</strong>&nbsp;»</p>
</div>



<div class="wp-block-group is-vertical is-layout-flex wp-container-core-group-is-layout-8cf370e7 wp-block-group-is-layout-flex">
<figure class="wp-block-image"><img loading="lazy" decoding="async" width="1151" height="456" src="https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-13.png" alt="" class="wp-image-8202" srcset="https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-13.png 1151w, https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-13-300x119.png 300w, https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-13-1024x406.png 1024w, https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-13-768x304.png 768w" sizes="auto, (max-width: 1151px) 100vw, 1151px" /></figure>



<p>«&nbsp;<strong>Touchez le logo Y</strong>&nbsp;»</p>
</div>



<div class="wp-block-group is-vertical is-layout-flex wp-container-core-group-is-layout-8cf370e7 wp-block-group-is-layout-flex">
<figure class="wp-block-image"><img loading="lazy" decoding="async" width="1084" height="239" src="https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-14.png" alt="" class="wp-image-8203" srcset="https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-14.png 1084w, https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-14-300x66.png 300w, https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-14-1024x226.png 1024w, https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-14-768x169.png 768w" sizes="auto, (max-width: 1084px) 100vw, 1084px" /></figure>



<p><strong>La connexion est réalisée via YubiKey et Clef ssh</strong></p>
</div>



<h1 class="wp-block-heading">Cléf Publique sur Serveur</h1>


<pre><code>root@floki03:~# <span style="color: #ff0000;">cat .ssh/authorized_keys</span></code></pre>


<figure class="wp-block-image"><img loading="lazy" decoding="async" width="1269" height="187" src="https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-15.png" alt="" class="wp-image-8204" srcset="https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-15.png 1269w, https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-15-300x44.png 300w, https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-15-1024x151.png 1024w, https://coffeebreak.en-images.info/wp-content/uploads/2023/05/word-image-8189-15-768x113.png 768w" sizes="auto, (max-width: 1269px) 100vw, 1269px" /></figure>



<p></p>
<p>Views: 3</p><p>L’article <a href="https://coffeebreak.en-images.info/modop-connexion-ssh-yubikey-linux-machine/">MODOP – Connexion SSH YubiKey &#8211; Linux Machine</a> est apparu en premier sur <a href="https://coffeebreak.en-images.info">CoffeeBreak Info</a>.</p>
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