Web1 Jun 2024 · 553 authentication is required:这个错误的意思是你必须需要认证。 也就是说,你连接smtp服务器的时候必须使用密码来连接:下面代码红色那句 代码: Web26 Aug 2024 · Most servers support the following options: PLAIN – the server requests the client to authorize using the username and password. These credentials are transmitted as one string encoded in Base64. S: 250 AUTH LOGIN PLAIN CRAM-MD5 C: AUTH PLAIN S: 334 C: vHRjyADROPsdSDIROu= S: 235 Authentication successful.
Enable or disable SMTP AUTH in Exchange Online Microsoft Learn
WebAt the top of the Outgoing Server tab, check the box labelled “My outgoing server (SMTP) requires authentication” and make sure “Use same settings as my incoming mail server” is … Web29 May 2008 · UTF-8 string reply is required, but not permitted by the SMTP client: 252, 553, 550: ... Encryption required for requested authentication mechanism: 524, 538: This response to the AUTH command indicates that the selected authentication mechanism may only be used when the underlying SMTP connection is encrypted. Note that this response … chefsessel sitness director 900
java - com.sun.mail.smtp.SMTPSenderFailedException: …
Web11 Apr 2024 · qq javax.mail.authenticationfailedexception. 这是邮箱授权失败的异常,如果你是用的企业qq邮箱的话,不需要进行任何设置;如果是个人qq邮箱的话,需要开 … WebSMTP Error 530 530 Authentication Required 530 5.7.0 Must issue a STARTTLS command first Check the authentication (username/password) and enable SSL/TLS (StartTLS) in the account settings of your mail client, if required. If you are using MailList Controller, change the authentication method to "StartTLS" (Details). SMTP Error 550 Web11 Mar 2024 · 553: This route requires encryption (TLS) This email has been sent using SMTP, but TLS is required by policy. Delete or change the Secure Receipt or Secure Delivery policy enforcing TLS. Alternatively, ensure the certificates on the mail server haven't expired. chefsessel songmics