杭州建设培训中心网站,网站建设计入到什么科目,14版哥斯拉的官方做的宣传网站,做网站在哪里找客户文章目录 准备工作发送仅有ascii码的邮件发送图片附件后记 准备工作
1.如图#xff0c;勾选telnet客户端
2.邮箱开启第三方登录服务 开启服务后#xff0c;会给一个授权码。授权码是QQ邮箱用于登录第三方客户端/服务的专用密码#xff0c;适用于登录以下服务#xff1a;… 文章目录 准备工作发送仅有ascii码的邮件发送图片附件后记 准备工作
1.如图勾选telnet客户端
2.邮箱开启第三方登录服务 开启服务后会给一个授权码。授权码是QQ邮箱用于登录第三方客户端/服务的专用密码适用于登录以下服务POP3/IMAP/SMTP/Exchange/CardDAV/CalDAV 服务。登录时请在第三方客户端的密码输入框里面填入授权码进行验证。不是填入QQ的密码。发送邮件服务器 smtp.qq.com。
发送仅有ascii码的邮件
winR打开cmd输入telnet smtp.qq.com 25。
C:\Users\23209telnet smtp.qq.com 25(这是cmd命令行)
220 newxmesmtplogicsvrszc5-2.qq.com XMail Esmtp QQ Mail Server.
helo qq.com向qq.com服务器问好以确认连接
250-newxmesmtplogicsvrszc5-2.qq.com-30.174.48.222-3289458
250-SIZE 73400320
250 OK
auth login登录命令
334 VXNlcm5hbWU6
MjMy██████████████5jb20发信邮箱地址232████421qq.com的base64编码用黑条隐藏一部分下同
334 UGFzc3dvcmQ6
c3hs██████████████FkYQ发信邮箱的授权码的base64编码
235 Authentication successful
mail from: 232████421qq.com发信邮箱
250 OK
rcpt to: 321████662qq.com收信邮箱
250 OK
data告诉服务器我接下来发送的是邮件内容
354 End data with CRLF.CRLF.
Subject:A Email for You邮件标题
From:232████421qq.com发信邮箱必须和刚刚的保持一致
To:321████662qq.com发信邮箱必须和刚刚的保持一致
空一行
Do one thing at a time,
and do well.邮件正文
.点号表结束。发完这一行321████662qq.com立即收到一封邮件题名为A Email for You内容为刚刚的邮件正文加上一个点号
250 OK: queued as.
quit断开与服务器的连接
221 Bye.遗失对主机的连接。C:\Users\23209base64编码转换器
发送图片附件
我们要发送的图片假定就是这张 先把它转为base64网站
然后把生成的字符串复制下来它很长记得去掉开头的data:image/jpeg;base64,这个前缀用在css中的Email消息不需要这个前缀。
data:image/jpeg;base64,iVBORw0KGgoAAAANSUhEUgAAAJYAAACWCAYAAAA8AX……太长了省略一些完整的在下边有……zCcrgkZhjNsNgwrMBuGFZgNwwr8F6sFx2H1CeEpAAAAAElFTkSuQmCC在记事本中编辑消息如下。
Subject:A Picture
From:232████421qq.com
To:321████662qq.com
MIME-Version:1.0
Content-Transfer-Encoding:base64
Content-Type:image/jpeg;name123.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
.还是按照刚刚与服务器交互的方式直到发送完消息。发现邮箱中立刻收到了这张图片。 接下来还可以编辑混合消息就是既有纯文本也有附件。
后记
本文用到的工具
图片转base64
扩展阅读 什么是SMTP/IMAP服务 这篇文章讲解了什么是base64 这篇文章中有文本与附件混合的Email消息代码
参考资料
计算机网络MOOC哈工大 MIME笔记 利用Telnet登录qq邮箱发送邮件——SMTP协议学习
