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Problem: "TLS Negotiation failed, the certificate doesn't match the host."
19 de abr. de 2020 · With Google changing their TLS strictness a few days ago, I just want to share the solution that works for me. This forum post was the answer. Log in to your Plesk / cPanel and change the SMTP server address to the host name like so: Images copyrighted to the respective owner(s).
- What Is TLS Negotiation Failed The Certificate Doesn’T Match The Host Error?
- How We Fix TLS Negotiation Failed The Certificate Doesn’T Match The Host Error
- Conclusion
Usually, this error happens when a user sends emails from their Gmail securely. In the Gmail interface, many users route their emails via their mail server. In simple words, TLS negotiation is the process that verifies the server, initiates the secure connection, etc. The actual data transfer will proceed only after this successful handshake. Howev...
Recently, one of our customers reported this problem. Moving on, let’s check how our Support Engineersfix the Gmail sending email error.
In short, the error TLS Negotiation failed the certificate doesn’t match the host happens due to an incorrect mail server or mail settings. Today, we saw the top 3 fixes that our Support Engineersrecommend to customers to make secure email work.
O Google realizou esse mês uma atualização, no qual domínios que utilizam certificado compartilhado da Let'sencrypt não conseguem encaminhar e receber emails com configurações TLS, gerando um erro bastante incomodo. "tls negotiation failed, the certificate doesn't match the host."
TLS Negotiation failed, the certificate doesn't match the host. Cause. The CN(common name) of the SSL certificate does not match with the mail server name. Starting from April 2, 2020, the Gmail is verifying that the CN of the SSL certificate is the same as for the mail server. Resolution
14 de abr. de 2020 · エラーの状況. Gmailをメインのメーラーとして使っている. 独自ドメインのメールアドレスから送信できなくなった. 宛先によっては送れる宛先もある. サーバーなどに変更は加えていない. エラー文言は、 TLS Negotiation failed, the certificate doesn't match the host. 試した方法1. 他のGoogleアカウントで同じアカウント情報を使って送信用メアドとして追加してもらったら成功した→ドメイン側の問題ではなく、Google側の問題or変更？ 試した方法2. 一度メールアカウントをGmailから削除して、追加した. すると、同じエラーで追加できなくなった→終わったと思った. 試した方法3（成功）
Se utiliza o serviço Gmail para importar os e-mails das suas contas de e-mail personalizadas, é possível que nos últimos dias tenhas começado a verificar a mensagem “TLS Negotiation failed, the certificate doesn’t match the host.“.
