C# Smtp Client Server Does Not Support Secure Connections

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asp.net - Server does not support secure connections in C# ...

    https://stackoverflow.com/questions/38760055/server-does-not-support-secure-connections-in-c-sharp
    @Abhishek Yes.The code that you have written will send the message to the server just check your mail box (***@gmail.com) but smtp client of google is preventing you from entering into thier domain. You have to make your gmail less secure that is you need to allow sign in attempt.

c# - Server does not support secure connections - Stack ...

    https://stackoverflow.com/a/16239293
    Your server does not support SSL on the default port; Most won't. When you set SSL off, you get the message, "The SMTP server requires a secure connection or the client was not authenticated. The server response was: 5.7.1 Client was not authenticated" That tells you that you are not authenticated.

Handling "Server does not support secure connections ...

    https://social.msdn.microsoft.com/Forums/vstudio/en-US/01d437d9-4815-4fba-8201-070dc0eed903/handling-quotserver-does-not-support-secure-connectionsquot-using-an-smtpexceptionstatuscode
    Nov 13, 2014 · Handling "Server does not support secure connections" using an SmtpException.StatusCode? ... { client.Send(oMail); } catch (System.Net.Mail.SmtpException e) { //If the server does not support TLS, try again without it. ... I like this answer because it avoids another delay while the SMTP server is contacted. At least if the SmtpException ...

Getting error "Server does not support secure connections ...

    https://social.msdn.microsoft.com/forums/en-US/bc2f9709-c1c2-42ce-959e-471d3b52e1dc/getting-error-server-does-not-support-secure-connections-using-systemnetmailsmtpclient
    Jul 05, 2010 · This site uses cookies for analytics, personalized content and ads. By continuing to browse this site, you agree to this use. Learn more

'Server does not support secure connections' error with ...

    https://forums.asp.net/t/1091403.aspx?+Server+does+not+support+secure+connections+error+with+SMTP+mail+and+SSL
    Mar 26, 2007 · Reason for the question is that I'm not quite sure how IIS does with the SMTP-server that's builtin when you install a server certificate for the Web server. Check the properties of the virtual SMTP-server if that's the one you're using.

server does not support secure connection..c# windows form ...

    http://www.nullskull.com/q/10333090/server-does-not-support-secure-connectionc-windows-form.aspx
    server does not support secure connection..c# windows form hi,i have this form; what it does is send an email (just like normal email system)... I'll cover the ...

SMTP server requires a secure connection or the client was ...

    https://answers.microsoft.com/en-us/msoffice/forum/all/smtp-server-requires-a-secure-connection-or-the/7e3ff1c8-c821-499f-9205-a315ae5832a5
    Mar 27, 2016 · SMTP server requires a secure connection or the client was not authenticated. The server response was 5.7.57 SMTP; Client was not authenticated to send anonymous mail during MAIL FROM Please help how i can resolve this

Server does not support secure connections. - CodeProject

    https://www.codeproject.com/questions/702028/server-does-not-support-secure-connections
    while giving gmail mail id and gmail smtp its working but when using rediffmail and smtp its getting message like Server does not support secure connections. Posted 25-Dec-13 19:05pm ManojMurali

SMTP Client with SSL/TLS - CodeProject

    https://www.codeproject.com/Articles/98355/SMTP-Client-with-SSL-TLS
    Oct 22, 2015 · The steps involved in SMTP/SSL are as follows: The client connects to the server using TCP. The client negotiates an encrypted connection with the server. The server sends a welcome message using the encrypted connection to the client. The client sends a EHLO command using the encrypted connection to the server.



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