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<h1 id="openssl">OpenSSL</h1>
<ul>
<li><a href="#opensslcipherivlength">openssl_cipher_iv_length - 获取密码 iv 长度</a></li>
<li><a href="#opensslcsrexporttofile">openssl_csr_export_to_file - 将 CSR 导出到文件</a></li>
<li><a href="#opensslcsrexport">openssl_csr_export - 将 CSR 作为字符串导出</a></li>
<li><a href="#opensslcsrgetpublickey">openssl_csr_get_public_key - 返回 CSR 的公钥</a></li>
<li><a href="#opensslcsrgetsubject">openssl_csr_get_subject - 返回 CSR 的主题</a></li>
<li><a href="#opensslcsrnew">openssl_csr_new - 生成一个 CSR</a></li>
<li>openssl_csr_sign - 用另一个证书签署 CSR（或者本身）并且生成一个证书</li>
<li><a href="#openssldecrypt">openssl_decrypt - 解密数据</a></li>
<li>openssl_dh_compute_key - 计算远程 DH 密钥（公钥）和本地 DH 密钥的共享密钥</li>
<li><a href="#openssldigest">openssl_digest - 计算摘要</a></li>
<li><a href="#opensslencrypt">openssl_encrypt - 加密数据</a></li>
<li><a href="#opensslerrorstring">openssl_error_string - 返回 openSSL 错误消息</a></li>
<li><a href="#opensslfreekey">openssl_free_key - 释放密钥资源</a></li>
<li><a href="#opensslgetcertlocations">openssl_get_cert_locations - 检索可用的证书位置</a></li>
<li><a href="#opensslgetciphermethods">openssl_get_cipher_methods - 获取可用的加密算法</a></li>
<li><a href="#opensslgetcurvenames">openssl_get_curve_names - 获得 ECC 的可用曲线名称列表</a></li>
<li><a href="#opensslgetmdmethods">openssl_get_md_methods - 获取可用的摘要算法</a></li>
<li><a href="#opensslgetprivatekey">openssl_get_privatekey - 获取私钥</a></li>
<li>openssl_get_publickey - 从证书中解析公钥，以供使用</li>
<li>openssl_open - 打开密封的数据</li>
<li><a href="#opensslpbkdf2">openssl_pbkdf2 - 生成一个 PKCS5 v2 PBKDF2 字符串</a></li>
<li>openssl_pkcs12_export_to_file - 输出一个 PKCS#12 兼容的证书存储文件</li>
<li>openssl_pkcs12_export - 将 PKCS#12 兼容证书存储文件导出到变量</li>
<li>openssl_pkcs12_read - 将 PKCS#12 证书存储区解析到数组中</li>
<li>openssl_pkcs7_decrypt - 解密一个 S/MIME 加密的消息</li>
<li>openssl_pkcs7_encrypt - 加密一个 S/MIME 消息</li>
<li>openssl_pkcs7_read - 将 PKCS7 文件导出为 PEM 格式证书的数组</li>
<li>openssl_pkcs7_sign - 对一个 S/MIME 消息进行签名</li>
<li>openssl_pkcs7_verify - 校验一个已签名的 S/MIME 消息的签名</li>
<li><a href="#opensslpkeyexporttofile">openssl_pkey_export_to_file - 将密钥导出到文件中</a></li>
<li><a href="#opensslpkeyexport">openssl_pkey_export - 将一个密钥的可输出表示转换为字符串</a></li>
<li><a href="#opensslpkeyfree">openssl_pkey_free - 释放一个私钥</a></li>
<li><a href="#opensslpkeygetdetails">openssl_pkey_get_details - 返回包含密钥详情的数组</a></li>
<li><a href="#opensslpkeygetprivate">openssl_pkey_get_private - 获取私钥</a></li>
<li>openssl_pkey_get_public - 从证书中解析公钥，以供使用</li>
<li><a href="#opensslpkeynew">openssl_pkey_new - 生成一个新的私钥</a></li>
<li>openssl_private_decrypt - 使用私钥解密数据</li>
<li>openssl_private_encrypt - 使用私钥加密数据</li>
<li>openssl_public_decrypt - 使用公钥解密数据</li>
<li>openssl_public_encrypt - 使用公钥加密数据</li>
<li><a href="#opensslrandompseudobytes">openssl_random_pseudo_bytes - 生成一个伪随机字节串</a></li>
<li>openssl_seal - 加密数据</li>
<li>openssl_sign - 生成签名</li>
<li>openssl_spki_export_challenge - 导出与签名公钥和挑战相关的挑战字符串</li>
<li>openssl_spki_export - 通过签名公钥和挑战导出一个可用的 PEM 格式的公钥</li>
<li><a href="#opensslspkinew">openssl_spki_new - 生成一个新的签名公钥和挑战</a></li>
<li>openssl_spki_verify - 验证签名公钥和挑战</li>
<li>openssl_verify - 验证签名</li>
<li>openssl_x509_check_private_key - 检查私钥是否对应于证书</li>
<li>openssl_x509_checkpurpose - 验证是否可以为特定目的使用证书</li>
<li>openssl_x509_export_to_file - 导出证书至文件</li>
<li>openssl_x509_export - 以字符串格式导出证书</li>
<li>openssl_x509_fingerprint - 计算一个给定的 x.509 证书的指纹或摘要</li>
<li>openssl_x509_free - 释放证书资源</li>
<li>openssl_x509_parse - 解析一个 x.509 证书并作为一个数组返回信息</li>
<li>openssl_x509_read - 解析一个 x.509 证书并返回一个资源标识符</li>
<li>openssl_x509_verify - 根据公钥验证 x.509 证书的数字签名</li>
</ul>
<h2 id="opensslcipherivlength">openssl_cipher_iv_length</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">openssl_cipher_iv_length</span><span class="token punctuation">(</span><span class="token single-quoted-string string">'AES-128-CBC'</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// int(16)</span>
</code></pre>
<h2 id="opensslcsrexporttofile">openssl_csr_export_to_file</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token variable">$dn</span> <span class="token operator">=</span> <span class="token punctuation">[</span><span class="token single-quoted-string string">'countryName'</span> <span class="token operator">=</span><span class="token operator">></span> <span class="token single-quoted-string string">'GB'</span><span class="token punctuation">]</span><span class="token punctuation">;</span>
<span class="token variable">$privkey</span> <span class="token operator">=</span> <span class="token function">openssl_pkey_new</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">openssl_csr_export_to_file</span><span class="token punctuation">(</span><span class="token function">openssl_csr_new</span><span class="token punctuation">(</span><span class="token variable">$dn</span><span class="token punctuation">,</span> <span class="token variable">$privkey</span><span class="token punctuation">)</span><span class="token punctuation">,</span> <span class="token constant">__DIR__</span> <span class="token punctuation">.</span> <span class="token single-quoted-string string">'/example.pem'</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// bool(true)</span>
</code></pre>
<h2 id="opensslcsrexport">openssl_csr_export</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token variable">$dn</span> <span class="token operator">=</span> <span class="token punctuation">[</span><span class="token single-quoted-string string">'countryName'</span> <span class="token operator">=</span><span class="token operator">></span> <span class="token single-quoted-string string">'GB'</span><span class="token punctuation">]</span><span class="token punctuation">;</span>
<span class="token variable">$privkey</span> <span class="token operator">=</span> <span class="token function">openssl_pkey_new</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">openssl_csr_export</span><span class="token punctuation">(</span><span class="token function">openssl_csr_new</span><span class="token punctuation">(</span><span class="token variable">$dn</span><span class="token punctuation">,</span> <span class="token variable">$privkey</span><span class="token punctuation">)</span><span class="token punctuation">,</span> <span class="token variable">$out</span><span class="token punctuation">)</span><span class="token punctuation">,</span> <span class="token variable">$out</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
</code></pre>
<h2 id="opensslcsrgetpublickey">openssl_csr_get_public_key</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token variable">$dn</span> <span class="token operator">=</span> <span class="token punctuation">[</span><span class="token single-quoted-string string">'countryName'</span> <span class="token operator">=</span><span class="token operator">></span> <span class="token single-quoted-string string">'GB'</span><span class="token punctuation">]</span><span class="token punctuation">;</span>
<span class="token variable">$privkey</span> <span class="token operator">=</span> <span class="token function">openssl_pkey_new</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">openssl_csr_get_public_key</span><span class="token punctuation">(</span><span class="token function">openssl_csr_new</span><span class="token punctuation">(</span><span class="token variable">$dn</span><span class="token punctuation">,</span> <span class="token variable">$privkey</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// resource(6) of type (OpenSSL key)</span>
</code></pre>
<h2 id="opensslcsrgetsubject">openssl_csr_get_subject</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token variable">$dn</span> <span class="token operator">=</span> <span class="token punctuation">[</span><span class="token single-quoted-string string">'countryName'</span> <span class="token operator">=</span><span class="token operator">></span> <span class="token single-quoted-string string">'GB'</span><span class="token punctuation">]</span><span class="token punctuation">;</span>
<span class="token variable">$privkey</span> <span class="token operator">=</span> <span class="token function">openssl_pkey_new</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">openssl_csr_get_subject</span><span class="token punctuation">(</span><span class="token function">openssl_csr_new</span><span class="token punctuation">(</span><span class="token variable">$dn</span><span class="token punctuation">,</span> <span class="token variable">$privkey</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// array(3) { ["C"]=> string(2) "GB" ["ST"]=> string(10) "Some-State" ["O"]=> string(24) "Internet Widgits Pty Ltd" }</span>
</code></pre>
<h2 id="opensslcsrnew">openssl_csr_new</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token variable">$dn</span> <span class="token operator">=</span> <span class="token punctuation">[</span><span class="token single-quoted-string string">'countryName'</span> <span class="token operator">=</span><span class="token operator">></span> <span class="token single-quoted-string string">'GB'</span><span class="token punctuation">]</span><span class="token punctuation">;</span>
<span class="token variable">$privkey</span> <span class="token operator">=</span> <span class="token function">openssl_pkey_new</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">openssl_csr_new</span><span class="token punctuation">(</span><span class="token variable">$dn</span><span class="token punctuation">,</span> <span class="token variable">$privkey</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// resource(5) of type (OpenSSL X.509 CSR)</span>
</code></pre>
<h2 id="opensslcsrsign">openssl_csr_sign</h2>
<pre class="language-"><code class="lang-php">
</code></pre>
<h2 id="openssldecrypt">openssl_decrypt</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token variable">$key</span> <span class="token operator">=</span> <span class="token function">openssl_random_pseudo_bytes</span><span class="token punctuation">(</span><span class="token number">4</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token variable">$iv</span> <span class="token operator">=</span> <span class="token function">openssl_random_pseudo_bytes</span><span class="token punctuation">(</span><span class="token number">16</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token variable">$data</span> <span class="token operator">=</span> <span class="token function">openssl_encrypt</span><span class="token punctuation">(</span><span class="token single-quoted-string string">'foo'</span><span class="token punctuation">,</span> <span class="token single-quoted-string string">'AES-128-CBC'</span><span class="token punctuation">,</span> <span class="token variable">$key</span><span class="token punctuation">,</span> <span class="token number">0</span><span class="token punctuation">,</span> <span class="token variable">$iv</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">openssl_decrypt</span><span class="token punctuation">(</span><span class="token variable">$data</span><span class="token punctuation">,</span> <span class="token single-quoted-string string">'AES-128-CBC'</span><span class="token punctuation">,</span> <span class="token variable">$key</span><span class="token punctuation">,</span> <span class="token number">0</span><span class="token punctuation">,</span> <span class="token variable">$iv</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// string(3) "foo"</span>
</code></pre>
<h2 id="openssldhcomputekey">openssl_dh_compute_key</h2>
<pre class="language-"><code class="lang-php">
</code></pre>
<h2 id="openssldigest">openssl_digest</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">openssl_digest</span><span class="token punctuation">(</span><span class="token single-quoted-string string">'foo'</span><span class="token punctuation">,</span> <span class="token single-quoted-string string">'md5'</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// string(32) "acbd18db4cc2f85cedef654fccc4a4d8"</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">openssl_digest</span><span class="token punctuation">(</span><span class="token single-quoted-string string">'foo'</span><span class="token punctuation">,</span> <span class="token single-quoted-string string">'sha256'</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// string(64) "2c26b46b68ffc68ff99b453c1d30413413422d706483bfa0f98a5e886266e7ae"</span>
</code></pre>
<h2 id="opensslencrypt">openssl_encrypt</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token variable">$key</span> <span class="token operator">=</span> <span class="token function">openssl_random_pseudo_bytes</span><span class="token punctuation">(</span><span class="token number">4</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token variable">$iv</span> <span class="token operator">=</span> <span class="token function">openssl_random_pseudo_bytes</span><span class="token punctuation">(</span><span class="token number">16</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">openssl_encrypt</span><span class="token punctuation">(</span><span class="token single-quoted-string string">'foo'</span><span class="token punctuation">,</span> <span class="token single-quoted-string string">'AES-128-CBC'</span><span class="token punctuation">,</span> <span class="token variable">$key</span><span class="token punctuation">,</span> <span class="token number">0</span><span class="token punctuation">,</span> <span class="token variable">$iv</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
</code></pre>
<h2 id="opensslerrorstring">openssl_error_string</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">openssl_error_string</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// bool(false)</span>
</code></pre>
<h2 id="opensslfreekey">openssl_free_key</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token function">openssl_free_key</span><span class="token punctuation">(</span><span class="token function">openssl_pkey_new</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
</code></pre>
<h2 id="opensslgetcertlocations">openssl_get_cert_locations</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">openssl_get_cert_locations</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
</code></pre>
<h2 id="opensslgetciphermethods">openssl_get_cipher_methods</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">openssl_get_cipher_methods</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">openssl_get_cipher_methods</span><span class="token punctuation">(</span><span class="token boolean constant">true</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
</code></pre>
<h2 id="opensslgetcurvenames">openssl_get_curve_names</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">openssl_get_curve_names</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
</code></pre>
<h2 id="opensslgetmdmethods">openssl_get_md_methods</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">openssl_get_md_methods</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">openssl_get_md_methods</span><span class="token punctuation">(</span><span class="token boolean constant">true</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
</code></pre>
<h2 id="opensslgetprivatekey">openssl_get_privatekey</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">openssl_get_privatekey</span><span class="token punctuation">(</span><span class="token function">openssl_pkey_new</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// resource(4) of type (OpenSSL key)</span>
</code></pre>
<h2 id="opensslgetpublickey">openssl_get_publickey</h2>
<pre class="language-"><code class="lang-php">
</code></pre>
<h2 id="opensslopen">openssl_open</h2>
<pre class="language-"><code class="lang-php">
</code></pre>
<h2 id="opensslpbkdf2">openssl_pbkdf2</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">openssl_pbkdf2</span><span class="token punctuation">(</span><span class="token single-quoted-string string">'foo'</span><span class="token punctuation">,</span> <span class="token function">openssl_random_pseudo_bytes</span><span class="token punctuation">(</span><span class="token number">4</span><span class="token punctuation">)</span><span class="token punctuation">,</span> <span class="token number">20</span><span class="token punctuation">,</span> <span class="token number">10000</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
</code></pre>
<h2 id="opensslpkcs12exporttofile">openssl_pkcs12_export_to_file</h2>
<pre class="language-"><code class="lang-php">
</code></pre>
<h2 id="opensslpkcs12export">openssl_pkcs12_export</h2>
<pre class="language-"><code class="lang-php">
</code></pre>
<h2 id="opensslpkcs12read">openssl_pkcs12_read</h2>
<pre class="language-"><code class="lang-php">
</code></pre>
<h2 id="opensslpkcs7decrypt">openssl_pkcs7_decrypt</h2>
<pre class="language-"><code class="lang-php">
</code></pre>
<h2 id="opensslpkcs7encrypt">openssl_pkcs7_encrypt</h2>
<pre class="language-"><code class="lang-php">
</code></pre>
<h2 id="opensslpkcs7read">openssl_pkcs7_read</h2>
<pre class="language-"><code class="lang-php">
</code></pre>
<h2 id="opensslpkcs7sign">openssl_pkcs7_sign</h2>
<pre class="language-"><code class="lang-php">
</code></pre>
<h2 id="opensslpkcs7verify">openssl_pkcs7_verify</h2>
<pre class="language-"><code class="lang-php">
</code></pre>
<h2 id="opensslpkeyexporttofile">openssl_pkey_export_to_file</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">openssl_pkey_export_to_file</span><span class="token punctuation">(</span><span class="token function">openssl_pkey_new</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">,</span> <span class="token constant">__DIR__</span> <span class="token punctuation">.</span> <span class="token single-quoted-string string">'/example.key'</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// bool(true)</span>
</code></pre>
<h2 id="opensslpkeyexport">openssl_pkey_export</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">openssl_pkey_export</span><span class="token punctuation">(</span><span class="token function">openssl_pkey_new</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">,</span> <span class="token variable">$out</span><span class="token punctuation">)</span><span class="token punctuation">,</span> <span class="token variable">$out</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
</code></pre>
<h2 id="opensslpkeyfree">openssl_pkey_free</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token function">openssl_pkey_free</span><span class="token punctuation">(</span><span class="token function">openssl_pkey_new</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
</code></pre>
<h2 id="opensslpkeygetdetails">openssl_pkey_get_details</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">openssl_pkey_get_details</span><span class="token punctuation">(</span><span class="token function">openssl_pkey_new</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
</code></pre>
<h2 id="opensslpkeygetprivate">openssl_pkey_get_private</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">openssl_pkey_get_private</span><span class="token punctuation">(</span><span class="token function">openssl_pkey_new</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// resource(4) of type (OpenSSL key)</span>
</code></pre>
<h2 id="opensslpkeygetpublic">openssl_pkey_get_public</h2>
<pre class="language-"><code class="lang-php">
</code></pre>
<h2 id="opensslpkeynew">openssl_pkey_new</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">openssl_pkey_new</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span> <span class="token comment">// resource(4) of type (OpenSSL key)</span>
</code></pre>
<h2 id="opensslprivatedecrypt">openssl_private_decrypt</h2>
<pre class="language-"><code class="lang-php">
</code></pre>
<h2 id="opensslprivateencrypt">openssl_private_encrypt</h2>
<pre class="language-"><code class="lang-php">
</code></pre>
<h2 id="opensslpublicdecrypt">openssl_public_decrypt</h2>
<pre class="language-"><code class="lang-php">
</code></pre>
<h2 id="opensslpublicencrypt">openssl_public_encrypt</h2>
<pre class="language-"><code class="lang-php">
</code></pre>
<h2 id="opensslrandompseudobytes">openssl_random_pseudo_bytes</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">openssl_random_pseudo_bytes</span><span class="token punctuation">(</span><span class="token number">1</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">openssl_random_pseudo_bytes</span><span class="token punctuation">(</span><span class="token number">2</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">openssl_random_pseudo_bytes</span><span class="token punctuation">(</span><span class="token number">3</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">openssl_random_pseudo_bytes</span><span class="token punctuation">(</span><span class="token number">4</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">openssl_random_pseudo_bytes</span><span class="token punctuation">(</span><span class="token number">4</span><span class="token punctuation">,</span> <span class="token variable">$crypto_strong</span><span class="token punctuation">)</span><span class="token punctuation">,</span> <span class="token variable">$crypto_strong</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
</code></pre>
<h2 id="opensslseal">openssl_seal</h2>
<pre class="language-"><code class="lang-php">
</code></pre>
<h2 id="opensslsign">openssl_sign</h2>
<pre class="language-"><code class="lang-php">
</code></pre>
<h2 id="opensslspkiexportchallenge">openssl_spki_export_challenge</h2>
<pre class="language-"><code class="lang-php">
</code></pre>
<h2 id="opensslspkiexport">openssl_spki_export</h2>
<pre class="language-"><code class="lang-php">
</code></pre>
<h2 id="opensslspkinew">openssl_spki_new</h2>
<pre class="language-"><code class="lang-php"><span class="token delimiter important"><?php</span>
<span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">openssl_spki_new</span><span class="token punctuation">(</span><span class="token function">openssl_pkey_new</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">,</span> <span class="token single-quoted-string string">'foo'</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
</code></pre>
<h2 id="opensslspkiverify">openssl_spki_verify</h2>
<pre class="language-"><code class="lang-php">
</code></pre>
<h2 id="opensslverify">openssl_verify</h2>
<pre class="language-"><code class="lang-php">
</code></pre>
<h2 id="opensslx509checkprivatekey">openssl_x509_check_private_key</h2>
<pre class="language-"><code class="lang-php">
</code></pre>
<h2 id="opensslx509checkpurpose">openssl_x509_checkpurpose</h2>
<pre class="language-"><code class="lang-php">
</code></pre>
<h2 id="opensslx509exporttofile">openssl_x509_export_to_file</h2>
<pre class="language-"><code class="lang-php">
</code></pre>
<h2 id="opensslx509export">openssl_x509_export</h2>
<pre class="language-"><code class="lang-php">
</code></pre>
<h2 id="opensslx509fingerprint">openssl_x509_fingerprint</h2>
<pre class="language-"><code class="lang-php">
</code></pre>
<h2 id="opensslx509free">openssl_x509_free</h2>
<pre class="language-"><code class="lang-php">
</code></pre>
<h2 id="opensslx509parse">openssl_x509_parse</h2>
<pre class="language-"><code class="lang-php">
</code></pre>
<h2 id="opensslx509read">openssl_x509_read</h2>
<pre class="language-"><code class="lang-php">
</code></pre>
<h2 id="opensslx509verify">openssl_x509_verify</h2>
<pre class="language-"><code class="lang-php">
</code></pre>
</section>
</div>
<div class="search-results">
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