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<div id="function.openssl-csr-new" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">openssl_csr_new</h1>
  <p class="verinfo">(PHP 4 &gt;= 4.2.0, PHP 5, PHP 7, PHP 8)</p><p class="refpurpose"><span class="refname">openssl_csr_new</span> &mdash; <span class="dc-title">Génère une <abbr title="Certificate Signing Request">CSR</abbr></span></p>

 </div>
 
 <div class="refsect1 description" id="refsect1-function.openssl-csr-new-description">
  <h3 class="title">Description</h3>
  <div class="methodsynopsis dc-description">
   <span class="methodname"><strong>openssl_csr_new</strong></span>(<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><a href="language.types.array.php" class="type array">array</a></span> <code class="parameter">$distinguished_names</code></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="attribute"><a href="class.sensitiveparameter.php">#[\SensitiveParameter]</a> </span><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="class.opensslasymmetrickey.php" class="type OpenSSLAsymmetricKey">OpenSSLAsymmetricKey</a></span></span> <code class="parameter reference">&$private_key</code></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.array.php" class="type array">array</a></span></span> <code class="parameter">$options</code><span class="initializer"> = <strong><code><a href="reserved.constants.php#constant.null">null</a></code></strong></span></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.array.php" class="type array">array</a></span></span> <code class="parameter">$extra_attributes</code><span class="initializer"> = <strong><code><a href="reserved.constants.php#constant.null">null</a></code></strong></span></span><br>): <span class="type"><span class="type"><a href="class.opensslcertificatesigningrequest.php" class="type OpenSSLCertificateSigningRequest">OpenSSLCertificateSigningRequest</a></span>|<span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></span></div>

  <p class="para rdfs-comment">
   <span class="function"><strong>openssl_csr_new()</strong></span> génère une nouvelle <abbr title="Certificate Signing Request">CSR</abbr>
   (requête de signature de certificat), basée sur les informations apportées par <code class="parameter">distinguished_names</code>.
  </p>
  <blockquote class="note"><p><strong class="note">Note</strong>: 
<span class="simpara">
    Vous devez avoir un fichier <var class="filename">openssl.cnf</var> valide et
    installé pour que cette fonction opère correctement.
    Voir les notes se trouvant dans la <a href="openssl.installation.php" class="link">section
    concernant l&#039;installation</a> pour plus d&#039;informations.
</span>
</p></blockquote>
 </div>

 
 <div class="refsect1 parameters" id="refsect1-function.openssl-csr-new-parameters">
  <h3 class="title">Liste de paramètres</h3>
  <p class="para">
   <dl>
    
     <dt><code class="parameter">distinguished_names</code></dt>
     <dd>
      <p class="para">
       Le nom distinctif (Distinguished Name) ou les champs du sujet à inclure
       dans le certificat. Le <code class="parameter">distinguished_names</code> est
       un tableau associatif dont les clés représentent les noms d&#039;attributs
       des Distinguished Names, et les valeurs peuvent être soit des chaînes
       (pour une valeur unique) soit des tableaux (si plusieurs valeurs doivent
       être définies).
      </p>
     </dd>
    
    
     <dt><code class="parameter">private_key</code></dt>
     <dd>
      <p class="para">
       <code class="parameter">private_key</code> doit être une clé privée qui a été
       générée par <span class="function"><a href="function.openssl-pkey-new.php" class="function">openssl_pkey_new()</a></span> (ou
       obtenue autrement par l&#039;une des fonctions de la famille openssl_pkey)
       , ou la variable <strong><code><a href="reserved.constants.php#constant.null">null</a></code></strong>.
       Si sa valeur est une variable <strong><code><a href="reserved.constants.php#constant.null">null</a></code></strong>, une nouvelle clé privée est
       générée en fonction des <code class="parameter">options</code> fournies et
       assignée à la variable fournie. La partie publique correspondante de la
       clé sera utilisée pour signer le <abbr title="Certificate Signing Request">CSR</abbr>.
      </p>
     </dd>
    
    
     <dt><code class="parameter">options</code></dt>
     <dd>
      <p class="para">
       Par défaut, le fichier <code class="literal">openssl.conf</code> du système
       est utilisé pour initialiser la requête; il est possible de spécifier une section 
       du fichier de configuration en paramétrant la clé <code class="literal">config_section_section</code> dans
       <code class="parameter">options</code>. Il est également possible de spécifier un fichier de
       configuration OpenSSL alternatif en paramétrant la valeur de 
       <code class="literal">config</code> avec le chemin du fichier à utiliser.
       Si les clés suivantes sont présentes dans <code class="parameter">options</code>, elles se
       comportent comme leurs équivalents dans <code class="literal">openssl.conf</code>, selon la
       liste suivante.
       <table class="doctable table">
        <caption><strong>Écrasement de configuration</strong></caption>
        
         <thead>
          <tr>
           <th><code class="parameter">options</code></th>
           <th>type</th>
           <th>Équivalent de <code class="literal">openssl.conf</code></th>
           <th>description</th>
          </tr>

         </thead>

         <tbody class="tbody">
          <tr>
           <td>digest_alg</td>
           <td><span class="type"><a href="language.types.string.php" class="type string">string</a></span></td>
           <td>default_md</td>
           <td>Méthode de digest ou signature de hachage, généralement un de <span class="function"><a href="function.openssl-get-md-methods.php" class="function">openssl_get_md_methods()</a></span></td>
          </tr>

          <tr>
           <td>x509_extensions</td>
           <td><span class="type"><a href="language.types.string.php" class="type string">string</a></span></td>
           <td>x509_extensions</td>
           <td>Sélectionne quelle extension utiliser lors de la création d&#039;un
            certificat x509</td>
          </tr>

          <tr>
           <td>req_extensions</td>
           <td><span class="type"><a href="language.types.string.php" class="type string">string</a></span></td>
           <td>req_extensions</td>
           <td>Sélectionne quelle extension utiliser lors de la création d&#039;une <abbr title="Certificate Signing Request">CSR</abbr></td>
          </tr>

          <tr>
           <td>private_key_bits</td>
           <td><span class="type"><a href="language.types.integer.php" class="type int">int</a></span></td>
           <td>default_bits</td>
           <td>Spécifie la longueur en bits de la clé privée</td>
          </tr>

          <tr>
           <td>private_key_type</td>
           <td><span class="type"><a href="language.types.integer.php" class="type int">int</a></span></td>
           <td>none</td>
           <td>Spécifie le type de clé privée à créer. Cela peut être l&#039;un
            de <strong><code><a href="openssl.key-types.php#constant.openssl-keytype-dsa">OPENSSL_KEYTYPE_DSA</a></code></strong>,
            <strong><code><a href="openssl.key-types.php#constant.openssl-keytype-dh">OPENSSL_KEYTYPE_DH</a></code></strong>,
            <strong><code><a href="openssl.key-types.php#constant.openssl-keytype-rsa">OPENSSL_KEYTYPE_RSA</a></code></strong> ou
            <strong><code><a href="openssl.key-types.php#constant.openssl-keytype-ec">OPENSSL_KEYTYPE_EC</a></code></strong>.
            La valeur par défaut est <strong><code><a href="openssl.key-types.php#constant.openssl-keytype-rsa">OPENSSL_KEYTYPE_RSA</a></code></strong>.
           </td>
          </tr>

          <tr>
           <td>encrypt_key</td>
           <td><span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></td>
           <td>encrypt_key</td>
           <td>La clé (avec mot de passe) exportée doit-elle être chiffrée?</td>
          </tr>

          <tr>
           <td>encrypt_key_cipher</td>
           <td><span class="type"><a href="language.types.integer.php" class="type int">int</a></span></td>
           <td>none</td>
           <td>
            Une des <a href="openssl.ciphers.php" class="link">constantes cipher</a>.
           </td>
          </tr>

          <tr>
           <td>curve_name</td>
           <td><span class="type"><a href="language.types.string.php" class="type string">string</a></span></td>
           <td>none</td>
           <td>
            Un de <span class="function"><a href="function.openssl-get-curve-names.php" class="function">openssl_get_curve_names()</a></span>.
           </td>
          </tr>

          <tr>
           <td>config</td>
           <td><span class="type"><a href="language.types.string.php" class="type string">string</a></span></td>
           <td>N/A</td>
           <td>
            Chemin vers le fichier openssl.conf alternatif.
           </td>
          </tr>

         </tbody>
        
       </table>

      </p>
     </dd>
    
    
     <dt><code class="parameter">extra_attributes</code></dt>
     <dd>
      <p class="para">
       <code class="parameter">extra_attributes</code> est utilisé pour spécifier
       des attributs supplémentaires pour le <abbr title="Certificate Signing Request">CSR</abbr>. Il s&#039;agit d&#039;un tableau associatif
       dont les clés sont converties en OID et appliquées comme attributs
       de <abbr title="Certificate Signing Request">CSR</abbr>.
      </p>
     </dd>
    
   </dl>
  </p>
 </div>

 
 <div class="refsect1 returnvalues" id="refsect1-function.openssl-csr-new-returnvalues">
  <h3 class="title">Valeurs de retour</h3>
  <p class="para">
   Retourne le <abbr title="Certificate Signing Request">CSR</abbr> en cas de succès, <strong><code><a href="reserved.constants.php#constant.true">true</a></code></strong> si
   la création du <abbr title="Certificate Signing Request">CSR</abbr> réussit mais que la signature
   échoue ou <strong><code><a href="reserved.constants.php#constant.false">false</a></code></strong> si une erreur survient.
  </p>
 </div>


 <div class="refsect1 changelog" id="refsect1-function.openssl-csr-new-changelog">
  <h3 class="title">Historique</h3>
  <table class="doctable informaltable">
   
    <thead>
     <tr>
      <th>Version</th>
      <th>Description</th>
     </tr>

    </thead>

    <tbody class="tbody">
     <tr>
      <td>8.4.0</td>
      <td>
       Le tableau associatif <code class="parameter">distinguished_names</code> prend désormais
       en charge les tableaux en tant que valeurs, permettant de spécifier plusieurs
       valeurs pour un même attribut.
      </td>
     </tr>

     <tr>
      <td>8.4.0</td>
      <td>
       Le paramètre <code class="parameter">extra_attributes</code> définit désormais
       correctement les attributs du CSR, au lieu de modifier le nom distinctif
       du sujet comme il le faisait auparavant de manière incorrecte.
      </td>
     </tr>

     <tr>
      <td>8.0.0</td>
      <td>
       <code class="parameter">csr</code> accepte désormais une instance de
       <span class="classname"><a href="class.opensslcertificatesigningrequest.php" class="classname">OpenSSLCertificateSigningRequest</a></span> ;
       auparavant, une <span class="type"><a href="language.types.resource.php" class="type resource">resource</a></span> de type <code class="literal">OpenSSL X.509 CSR</code> était acceptée.
      </td>
     </tr>

     <tr>
      <td>8.0.0</td>
      <td>
       En cas de succès, cette fonction retourne désormais une instance de
       <span class="classname"><a href="class.opensslasymmetrickey.php" class="classname">OpenSSLAsymmetricKey</a></span> ; auparavant une
       <span class="type"><a href="language.types.resource.php" class="type resource">resource</a></span> de type <code class="literal">OpenSSL key</code> était retournée.
      </td>
     </tr>

     <tr>
      <td>7.1.0</td>
      <td>
       <code class="parameter">options</code> supporte désormais <code class="literal">curve_name</code>.
      </td>
     </tr>

    </tbody>
   
  </table>

 </div>

 
 <div class="refsect1 examples" id="refsect1-function.openssl-csr-new-examples">
  <h3 class="title">Exemples</h3>
  <p class="para">
   <div class="example" id="example-1">
    <p><strong>Exemple #1 Création d&#039;un certificat autosigné</strong></p>
    <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br /></span><span style="color: #FF8000">// pour les certificats SSL serveur, le commonName est le nom de domaine à sécuriser<br />// pour les certificats e-mail S/MIME le commonName est le propriétaire de l'adresse e-mail<br />// les champs d'emplacement et d'identification font référence au propriétaire du domaine ou à l'objet de l'e-mail à sécuriser<br /></span><span style="color: #0000BB">$dn </span><span style="color: #007700">= array(<br />    </span><span style="color: #DD0000">"countryName" </span><span style="color: #007700">=&gt; </span><span style="color: #DD0000">"GB"</span><span style="color: #007700">,<br />    </span><span style="color: #DD0000">"stateOrProvinceName" </span><span style="color: #007700">=&gt; </span><span style="color: #DD0000">"Somerset"</span><span style="color: #007700">,<br />    </span><span style="color: #DD0000">"localityName" </span><span style="color: #007700">=&gt; </span><span style="color: #DD0000">"Glastonbury"</span><span style="color: #007700">,<br />    </span><span style="color: #DD0000">"organizationName" </span><span style="color: #007700">=&gt; </span><span style="color: #DD0000">"The Brain Room Limited"</span><span style="color: #007700">,<br />    </span><span style="color: #DD0000">"organizationalUnitName" </span><span style="color: #007700">=&gt; </span><span style="color: #DD0000">"PHP Documentation Team"</span><span style="color: #007700">,<br />    </span><span style="color: #DD0000">"commonName" </span><span style="color: #007700">=&gt; </span><span style="color: #DD0000">"Wez Furlong"</span><span style="color: #007700">,<br />    </span><span style="color: #DD0000">"emailAddress" </span><span style="color: #007700">=&gt; </span><span style="color: #DD0000">"wez@example.com"<br /></span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">// Génère une nouvelle paire de clés privée (et publique)<br /></span><span style="color: #0000BB">$privkey </span><span style="color: #007700">= </span><span style="color: #0000BB">openssl_pkey_new</span><span style="color: #007700">(array(<br />    </span><span style="color: #DD0000">"private_key_bits" </span><span style="color: #007700">=&gt; </span><span style="color: #0000BB">2048</span><span style="color: #007700">,<br />    </span><span style="color: #DD0000">"private_key_type" </span><span style="color: #007700">=&gt; </span><span style="color: #0000BB">OPENSSL_KEYTYPE_RSA</span><span style="color: #007700">,<br />));<br /><br /></span><span style="color: #FF8000">// Génère une requête de signature de certificat<br /></span><span style="color: #0000BB">$csr </span><span style="color: #007700">= </span><span style="color: #0000BB">openssl_csr_new</span><span style="color: #007700">(</span><span style="color: #0000BB">$dn</span><span style="color: #007700">, </span><span style="color: #0000BB">$privkey</span><span style="color: #007700">, array(</span><span style="color: #DD0000">'digest_alg' </span><span style="color: #007700">=&gt; </span><span style="color: #DD0000">'sha256'</span><span style="color: #007700">));<br /><br /></span><span style="color: #FF8000">// Génère un certificat autosigné, valide pour 365 jours<br /></span><span style="color: #0000BB">$x509 </span><span style="color: #007700">= </span><span style="color: #0000BB">openssl_csr_sign</span><span style="color: #007700">(</span><span style="color: #0000BB">$csr</span><span style="color: #007700">, </span><span style="color: #0000BB">null</span><span style="color: #007700">, </span><span style="color: #0000BB">$privkey</span><span style="color: #007700">, </span><span style="color: #0000BB">$days</span><span style="color: #007700">=</span><span style="color: #0000BB">365</span><span style="color: #007700">, array(</span><span style="color: #DD0000">'digest_alg' </span><span style="color: #007700">=&gt; </span><span style="color: #DD0000">'sha256'</span><span style="color: #007700">));<br /><br /></span><span style="color: #FF8000">// Conservez votre clé privée, CSR et certificat autosigné pour une utilisation ultérieure<br /></span><span style="color: #0000BB">openssl_csr_export</span><span style="color: #007700">(</span><span style="color: #0000BB">$csr</span><span style="color: #007700">, </span><span style="color: #0000BB">$csrout</span><span style="color: #007700">) and </span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$csrout</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">openssl_x509_export</span><span style="color: #007700">(</span><span style="color: #0000BB">$x509</span><span style="color: #007700">, </span><span style="color: #0000BB">$certout</span><span style="color: #007700">) and </span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$certout</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">openssl_pkey_export</span><span style="color: #007700">(</span><span style="color: #0000BB">$privkey</span><span style="color: #007700">, </span><span style="color: #0000BB">$pkeyout</span><span style="color: #007700">, </span><span style="color: #DD0000">"mypassword"</span><span style="color: #007700">) and </span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$pkeyout</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">// Affiche les erreurs qui sont survenues<br /></span><span style="color: #007700">while ((</span><span style="color: #0000BB">$e </span><span style="color: #007700">= </span><span style="color: #0000BB">openssl_error_string</span><span style="color: #007700">()) !== </span><span style="color: #0000BB">false</span><span style="color: #007700">) {<br />    echo </span><span style="color: #0000BB">$e </span><span style="color: #007700">. </span><span style="color: #DD0000">"\n"</span><span style="color: #007700">;<br />}<br /></span><span style="color: #0000BB">?&gt;</span></span></code></div>
    </div>

   </div>
   
   <div class="example" id="example-2">
    <p><strong>Exemple #2 Création d&#039;un certificat ECC autosigné (à partir de PHP 7.1.0)</strong></p>
    <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br />$subject </span><span style="color: #007700">= array(<br />    </span><span style="color: #DD0000">"commonName" </span><span style="color: #007700">=&gt; </span><span style="color: #DD0000">"docs.php.net"</span><span style="color: #007700">,<br />);<br /><br /></span><span style="color: #FF8000">// Génère une nouvelle paire de clés privée (et publique)<br /></span><span style="color: #0000BB">$private_key </span><span style="color: #007700">= </span><span style="color: #0000BB">openssl_pkey_new</span><span style="color: #007700">(array(<br />    </span><span style="color: #DD0000">"private_key_type" </span><span style="color: #007700">=&gt; </span><span style="color: #0000BB">OPENSSL_KEYTYPE_EC</span><span style="color: #007700">,<br />    </span><span style="color: #DD0000">"curve_name" </span><span style="color: #007700">=&gt; </span><span style="color: #DD0000">'prime256v1'</span><span style="color: #007700">,<br />));<br /><br /></span><span style="color: #FF8000">// Génère une requête de signature de certificat<br /></span><span style="color: #0000BB">$csr </span><span style="color: #007700">= </span><span style="color: #0000BB">openssl_csr_new</span><span style="color: #007700">(</span><span style="color: #0000BB">$subject</span><span style="color: #007700">, </span><span style="color: #0000BB">$private_key</span><span style="color: #007700">, array(</span><span style="color: #DD0000">'digest_alg' </span><span style="color: #007700">=&gt; </span><span style="color: #DD0000">'sha384'</span><span style="color: #007700">));<br /><br /></span><span style="color: #FF8000">// Génère un certificat EC autosigné<br /></span><span style="color: #0000BB">$x509 </span><span style="color: #007700">= </span><span style="color: #0000BB">openssl_csr_sign</span><span style="color: #007700">(</span><span style="color: #0000BB">$csr</span><span style="color: #007700">, </span><span style="color: #0000BB">null</span><span style="color: #007700">, </span><span style="color: #0000BB">$private_key</span><span style="color: #007700">, </span><span style="color: #0000BB">$days</span><span style="color: #007700">=</span><span style="color: #0000BB">365</span><span style="color: #007700">, array(</span><span style="color: #DD0000">'digest_alg' </span><span style="color: #007700">=&gt; </span><span style="color: #DD0000">'sha384'</span><span style="color: #007700">));<br /></span><span style="color: #0000BB">openssl_x509_export_to_file</span><span style="color: #007700">(</span><span style="color: #0000BB">$x509</span><span style="color: #007700">, </span><span style="color: #DD0000">'ecc-cert.pem'</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">openssl_pkey_export_to_file</span><span style="color: #007700">(</span><span style="color: #0000BB">$private_key</span><span style="color: #007700">, </span><span style="color: #DD0000">'ecc-private.key'</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?&gt;</span></span></code></div>
    </div>

   </div>
   
   
  </p>
 </div>


 <div class="refsect1 seealso" id="refsect1-function.openssl-csr-new-seealso">
  <h3 class="title">Voir aussi</h3>
  <p class="para">
   <ul class="simplelist">
    <li><span class="function"><a href="function.openssl-csr-sign.php" class="function" rel="rdfs-seeAlso">openssl_csr_sign()</a> - Signe un CSR avec un autre certificat (ou lui-m&ecirc;me) et g&eacute;n&egrave;re un certificat</span></li>
   </ul>
  </p>
 </div>


</div><?php manual_footer($setup); ?>