Ubuntu18.04如何更新openssl版本? ubuntu升级openssl的教程
<p>给大家分享一下Ubuntu18.04如何更新openssl版本，ubuntu18.04内置了1.1.0g版本的openssl，详细请看下文介绍。</p><p>安装telnet</p>
<p>(防止在升级的过程中，远程无法连接)</p>
<div class="jb51code"><pre># apt update
# apt install openbsd-inetd telnetd</pre></div>
<p style="text-align:center"><img alt="" src="https://img.jbzj.com/file_images/article/202309/2023090209145770.jpg" /></p>
<p>查看telnet 服务，并使用telnet登录系统。</p>
<div class="jb51code"><pre># netstat -a|grep telnet</pre></div>
<p style="text-align:center"><img alt="" src="https://img.jbzj.com/file_images/article/202309/2023090209145771.jpg" /></p>
<p style="text-align:center"><img alt="" src="https://img.jbzj.com/file_images/article/202309/2023090209145872.jpg" /></p>
<p><strong>安装编译环境</strong></p>
<p>1.安装make</p>
<div class="jb51code"><pre># apt install make
# apt install make-guile</pre></div>
<p style="text-align:center"><img alt="" src="https://img.jbzj.com/file_images/article/202309/2023090209145873.jpg" /></p>
<p>安装zlib</p>
<div class="jb51code"><pre># atp install zlib*</pre></div>
<p style="text-align:center"><img alt="" src="https://img.jbzj.com/file_images/article/202309/2023090209145874.jpg" /></p>
<p>安装gcc</p>
<div class="jb51code"><pre># apt install gcc</pre></div>
<p style="text-align:center"><img alt="" src="https://img.jbzj.com/file_images/article/202309/2023090209145875.jpg" /></p>
<p>新建目录，上传安装包</p>
<p style="text-align:center"><img alt="" src="https://img.jbzj.com/file_images/article/202309/2023090209145876.jpg" /></p>
<p>备份openssl文件</p>
<div class="jb51code"><pre># mv /usr/bin/openssl /usr/bin/openssl.bak</pre></div>
<p style="text-align:center"><img alt="" src="https://img.jbzj.com/file_images/article/202309/2023090209145877.jpg" /></p>
<p>解压缩安装包</p>
<div class="jb51code"><pre># tar -zxvf openssl-1.1.1t.tar.gz</pre></div>
<p style="text-align:center"><img alt="" src="https://img.jbzj.com/file_images/article/202309/2023090209145878.jpg" /></p>
<p>执行配置脚本</p>
<div class="jb51code"><pre># cd openssl-1.1.1t
# ./config --prefix=/usr/local/openssl --shared zlib</pre></div>
<p style="text-align:center"><img alt="" src="https://img.jbzj.com/file_images/article/202309/2023090209145879.jpg" /></p>
<p>执行make编译，并安装</p>
<div class="jb51code"><pre>#make && make install</pre></div>
<p style="text-align:center"><img alt="" src="https://img.jbzj.com/file_images/article/202309/2023090209145880.jpg" /></p>
<p style="text-align:center"><img alt="" src="https://img.jbzj.com/file_images/article/202309/2023090209145981.jpg" /></p>
<p>新增并编辑openssl配置文件</p>
<div class="jb51code"><pre># vi /etc/ld.so.conf.d/ssl.conf
输入内容：/usr/local/openssl/lib</pre></div>
<p style="text-align:center"><img alt="" src="https://img.jbzj.com/file_images/article/202309/2023090209145982.jpg" /></p>
<p style="text-align:center"><img alt="" src="https://img.jbzj.com/file_images/article/202309/2023090209145983.jpg" /></p>
<p>更新库文件，并创建openssl链接文件</p>
<div class="jb51code"><pre># ldconfig -v
# ln /usr/local/openssl/bin/openssl /usr/bin/openssl</pre></div>
<p style="text-align:center"><img alt="" src="https://img.jbzj.com/file_images/article/202309/2023090209150084.jpg" /></p>
<p style="text-align:center"><img alt="" src="https://img.jbzj.com/file_images/article/202309/2023090209150085.jpg" /></p>
<p>查看openssl版本，成功升级为1.1.1t版本。</p>
<div class="jb51code"><pre># openssl version</pre></div>
<p style="text-align:center"><img alt="" src="https://img.jbzj.com/file_images/article/202309/2023090209150086.jpg" /></p>
<p>以上就是ubuntu升级openssl的教程，希望大家喜欢，请继续关注琼殿技术社区。</p>
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