上周某客户反馈有关DKIM的问题,在Office 365 配置了DKIM之后,发送邮件给外部用户,失败,错误提示:dkim=fail (no key for signature). 异常信息分析:通过错误信息提示,初步判断应该是DNS中的public key无效或者丢失所致。 可能有的人多DKIM了解不多,这里简单给大家做个介绍。 DKIM是DomainKeys Identified Mail的缩写,...
51CTO 博客链接:https://blog.51cto.com/u_13637423 上周某客户反馈有关DKIM的问题,在Office 365 配置了DKIM之后,发送邮件给外部用户,失败,错误提示:dkim=fail (no key for signature).异常信息分析:通过错误信息提示,初步判断应该是DNS中的public key无效或者丢失所致。可能有的人多D DKIM ...
google.com; dkim=temperror (no key for signature) header.i=@cf139.com; spf=pass (google.com: domain of neo@netkiller.cn designates 104.243.134.186 as permitted sender) smtp.mailfrom=neo@netkiller.cn Received: from Server (unknown [202.130.101.34]) by mail.cf139.com (Postfix) with ...
dkim=temperror (no key for signature) header.i=@mydomain.com; spf=pass (google.com: domain of neo@netkiller.cn designates 104.243.134.186 as permitted sender) smtp.mailfrom=neo@netkiller.cn Received: from Server (unknown [202.130.101.34]) by mail.mydomain.com (Postfix) with ESMTP id 27...
我开始使用OpenDKIM而不是dkim-filter后没遇到任何问题。 OpenDKIM仅从dkim-filter代码分叉。
No DKIM-Signature header foundDetails areaIgnore More Information About Dkim Signature Missing The message did not contain a DKIM-Signature. DMARC is the key to improving Email Deliverability! Email is the key to your customer communication strategy. But, what is your email reputation?
DKIM works by attaching a digital signature to the header of an email message. The header is generated by the outgoing mail server and is unique to the domain hosted on the server. The receiving mail server can check the header against a public key stored in the sending server's DNS ...
A public key will be published as a TXT record for your domain's DNS Manager, and every outgoing email from Zoho Sign will have a signature attached to its header, generated using the private key of your domain. Your recipient's email server will check the email header of each message ...
With DKIM, a signer can cryptographically sign an email message for a domain, claiming responsibility for its authenticity. The recipient verifies the signature by querying the signing domain for the public key to confirm that the signature was created with the matching private key. DKIM-Signature ...
1. 首先,发送方需要部署DKIM协议,即使用非对称加密算法生成一个密钥对,并把DKIM记录(主要是DKIM的公钥信息)部署在一个指定域名(._domainkey.)的DNS服务器上; 2.接下来,当发送方发送邮件时,会给发送出的邮件计算一个DKIM签名,计算的内容包括邮件头、邮件正文还有DKIM-Signature自身; ...