smtp auth login rfc
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SMTP Authentication [Tutorial] - FEHCom
- https://www.fehcom.de/qmail/smtpauth.html
- 19 Feb 2022 — In this scope, RFC 2554 describes SMTP Authentication with the ... Too bad; this has nothing in common with the ESMTP 'AUTH LOGIN' method."!cram": Enforcing SMTP Auth of type "CRAM-..."+cram": Add "CRAM-MD5" support"cram": Just (secure) "CRAM-MD5" support, no ..."!+cram": Enforcing SMTP Auth of type "LOGIN", ...
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Simple Mail Transfer Protocol (SMTP) AUTH LOGIN Extension
- https://interoperability.blob.core.windows.net/files/MS-XLOGIN/%5BMS-XLOGIN%5D.pdf
- The Simple Mail Transfer Protocol (SMTP) AUTH LOGIN Extension is an authentication mechanism that provides an easily implemented method for clients to authenticate to SMTP servers over a standard SMTP connection. This extension uses the SMTP Service Extension for Authentication, as specified in [RFC4954], to extend SMTP.
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javaee.github.io › mail › smtpcom.sun.mail.smtp (JavaMail API documentation)
- https://javaee.github.io/javamail/docs/api/com/sun/mail/smtp/package-summary.html
- It can optionally use SMTP Authentication using the LOGIN, PLAIN, DIGEST-MD5, and NTLM mechanisms (RFC 4616 and RFC 2831). To use SMTP authentication you'll need to set the mail.smtp.auth property (see below) or provide the SMTP Transport with a username and password when connecting to the SMTP server.
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IETF Tools
- https://tools.ietf.org/html/rfc4954
- We would like to show you a description here but the site won't allow us.
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docs.python.org › 3 › libraryimaplib — IMAP4 protocol client — Python 3.10.4 documentation
- https://docs.python.org/3/library/imaplib.html
- Apr 15, 2022 · IMAP4.login (user, password) ¶ Identify the client using a plaintext password. The password will be quoted. IMAP4.login_cram_md5 (user, password) ¶ Force use of CRAM-MD5 authentication when identifying the client to protect the password. Will only work if the server CAPABILITY response includes the phrase AUTH=CRAM-MD5. IMAP4.logout ¶
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RFC 2554: SMTP Service Extension for Authentication
- https://www.rfc-editor.org/rfc/rfc2554.html
- RFC 2554 SMTP Authentication March 1999 The optional initial-response argument to the AUTH command is used to save a round trip when using authentication mechanisms that are defined to send no data in the initial challenge.
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RFC 2554 - SMTP Service Extension for Authentication
- http://www.faqs.org/rfcs/rfc2554.html
- (4) a new SMTP verb "AUTH" is defined (5) an optional parameter using the keyword "AUTH" is added to the MAIL FROM command, and extends the maximum line length of the MAIL FROM command by 500 characters. (6) this extension is appropriate for the submission protocol [SUBMIT]. 4.
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Connecting to Your SMTP Server with the SMTP-AUTH Login ...
- https://petri.com/smtp-authentication/
- You issue an AUTH LOGIN command prior to providing the source and destination e-mail addresses. From that point onwards, the server and the client "speak" in base64 encoding. The server should...
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AUTH Command and its Mechanisms (PLAIN, LOGIN, CRAM-MD5 ...
- https://www.samlogic.net/articles/smtp-commands-reference-auth.htm
- The AUTH command is an ESMTP command (SMTP service extension) that is used to authenticate the client to the server. The AUTH command sends the clients username and password to the e-mail server. AUTH can be combined with some other keywords as PLAIN, LOGIN, CRAM-MD5 and DIGEST-MD5 (e.g. AUTH LOGIN) to choose an authentication mechanism.
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RFC 4954: SMTP Service Extension for Authentication
- https://www.rfc-editor.org/rfc/rfc4954.html
- RFC 4954 SMTP Service Extension for Authentication July 2007 user. Optionally, it also negotiates a security layer for subsequent protocol interactions during this session. If the requested authentication mechanism is invalid (e.g., is not supported or requires an encryption layer), the server rejects the AUTH command with a 504 reply.
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RFC 2554 - SMTP Service Extension for Authentication
- https://datatracker.ietf.org/doc/html/draft-myers-smtp-auth-12
- SMTP Service Extension for Authentication (RFC ) Internet Draft SMTP Authentication November 17, 1998 the initial state (the state in SMTP after a server issues a 220 service ready greeting). The server MUST discard any knowledge obtained from the client, such as the argument to the EHLO command, which was not obtained from the SASL negotiation itself.
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email - What's different between "250-AUTH LOGIN PLAIN ...
- https://stackoverflow.com/questions/42852748/whats-different-between-250-auth-login-plain-and-250-auth-login-plain
- The first one, 250-AUTH LOGIN PLAIN, is the modern RFC-compliant way for a mail server to announce what authentication methods it supports. Authenticated SMTP is used to allow valid remote users to send mail through an SMTP server while still preventing spammers from connecting and using it as a relay.
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SMTP AUTH: SMTP authentication | the right protocol ...
- https://www.ionos.com/digitalguide/e-mail/technical-matters/smtp-auth/
- Navigate to " Outgoing server (SMTP) " select your mail server and click " Edit " Activate the option " Use username and password" and enter your e-mail address Confirm the settings with " OK " The configuration of SMTP AUTH can be checked in the Mozilla Thunderbird account settings. The following are a set of instructions for Outlook:
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rfc4616 - Internet Engineering Task Force
- https://tools.ietf.org/html/rfc4616
- This document defines the PLAIN Simple Authentication and Security Layer ( [ SASL ]) mechanism for use in protocols with no clear-text login command (e.g., [ ACAP] or [ SMTP-AUTH ]). This document updates RFC 2595, replacing Section 6. Changes since RFC 2595 are detailed in Appendix A . The name associated with this mechanism is "PLAIN".
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SMTP Login class - CodeProject
- https://www.codeproject.com/Articles/3545/SMTP-Login-class
- Using the code First lets look at how SMTP works. The RFC can be found here: RFC Connect to Server Say Helo Tell the server you wish to authenticate and how Tell the server your username (64bit encoded) Tell the server your password (64bit encoded) Send the email Disconnect from the server. Connecting to the server
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RFC3207 - RFC-Wiki
- https://www.rfc-wiki.org/wiki/RFC3207
- In addition, the [SMTP-AUTH] proposal offers simpler and more flexible options to authenticate an SMTP client and the SASL EXTERNAL mechanism [SASL] MAY be used in conjunction with the STARTTLS command to provide an authorization identity. References. RFC2821 Klensin, J., "Simple Mail Transfer Protocol", RFC 2821, April 2001.
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Curl: AUTH LOGIN with SMTP
- https://curl.se/mail/lib-2012-03/0116.html
- handle AUTH LOGIN as cleverly as it could. According to the traces I get with a specific SMTP server, curl is sending base64 encoded user name with command "AUTH LOGIN
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Smtp Auth Login - 2022
- https://asteyo.homeip.net/smtp-auth-login/
- SMTP Authentication, often abbreviated SMTP AUTH, is an extension of the Simple Mail Transfer Protocol (SMTP) whereby a client may log in using any … 3. AUTH Command and its Mechanisms (PLAIN, LOGIN, CRAM …
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SMTP AUTH LOGIN and SMTP AUTH PLAIN - hMailServer
- https://www.hmailserver.com/forum/viewtopic.php?t=769
- A smtp mail client support PLAIN, LOGIN and CRAM-MD5. The client should prefere to use CRAM-MD5 if the server support it. If CRAM-MD5 is not supported by the server, the client should look for LOGIN in the AUTH message from the server. And as a last resort the PLAIN auth should be used. Is this correct in your opinion? martin Developer Posts: 6842
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Send Email from the Command Line using an ... - RFC 3092
- https://www.rfc3092.net/2017/06/send-email-from-the-command-line-using-an-external-smtp-server/
- -S smtp-auth-user="[email protected]" \-S smtp-auth-password="changeme" \-S ssl-verify=ignore \ [email protected]. This would send an email to [email protected] using the SMTP server smtp.example.com with STARTTLS, without verifying the SSL certificate. There are of course tons of other options. Just play around with it. Swaks ...
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SMTP Authentication (per RFC 2554) - n software
- https://www.nsoftware.com/kb/xml/12140001.rst
- Send the following commands to the server: SMTP1.Command = "AUTH LOGIN" SMTP1.Command = "base64-encoded-username" SMTP1.Command = "base64-encoded-password" You can use the NetCode Control to do the base64 encoding. We appreciate your feedback.
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Sending Email with Oracle, Part 5: UTL_SMTP ...
- https://seanstuber.com/2021/12/30/sending-email-with-oracle-part-5-utl_smtp-authentication-manual/
- EHLO Reply: 250 AUTH LOGIN PLAIN CRAM-MD5 CRAM-SHA1 EHLO Reply: 250 STARTTLS This would indicate the server supports 4 methods of SMTP authentication as well as encryption through SSL/TLS. First, let's look at the SMTP authentication methods. The first 3 of those listed (LOGIN, PLAIN, and CRAM-MD5) are supported by UTL_SMTP in 11gR2 and above.
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The NTLM Authentication Protocol and Security Support Provider
- https://curl.se/rfc/ntlm.html
- This allows NTLM authentication of users sending outgoing mail messages. This is a proprietary extension used with the SMTP AUTH command (documented in RFC 2554). The SMTP NTLM authentication handshake operates as follows: The server may indicate support for NTLM as an authentication mechanism in the EHLO reply.
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SMTP Authentication - Ring of Saturn
- http://networking.ringofsaturn.com/Protocols/smtpauth.php
- There are three authentication mechanisms widely used for SMTP Authentication: Login, Plain, and Cram-MD5. AUTH LOGIN The most common 'AUTH LOGIN' mechanism looks like this S: 220 esmtp.example.com ESMTP C: ehlo client.example.com S: 250-esmtp.example.com S: 250-PIPELINING S: 250-8BITMIME S: 250-SIZE 255555555 S: 250 AUTH LOGIN PLAIN CRAM-MD5
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Perl SMTP AUTH - KRKeegan
- https://krkeegan.com/perl-smtp-auth/
- 250-AUTH=LOGIN CRAM-MD5 250-AUTH LOGIN CRAM-MD5 250-PIPELINING 250 8BITMIME. The lines that we are interested in are the AUTH lines. Most servers do the AUTH and AUTH= line I assume that there was some disagreement in the RFC as to how this was supposed to be parsed so both lines are included.
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SMTP-Proxy: Authentication - WatchGuard
- https://www.watchguard.com/help/docs/help-center/en-US/Content/en-US/Fireware/proxies/smtp/proxy_smtp_authentication_c.html
- This ruleset allows these ESMTP authentication types: DIGEST- MD5, CRAM-MD5, PLAIN, LOGIN, LOGIN (old style), NTLM, and GSSAPI. The default rule denies all other authentication types. The RFC that tells about the SMTP authentication extension is RFC 2554. You can add, delete, or modify rules.
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smtp - OpenSMTPD says Message is not RFC 2822 compliant ...
- https://stackoverflow.com/questions/71716490/opensmtpd-says-message-is-not-rfc-2822-compliant
- OpenSMTPD says Message is not RFC 2822 compliant. Bookmark this question. Show activity on this post. I'm sending the following message to OpenSMTPD that I use as a relay for a third-party SMTP server: sendmail: recv:'220 opensmtpd-839025387-f4d7n ESMTP OpenSMTPD' sendmail: send:'EHLO php-4163283461-9fd2b' sendmail: recv:'250-opensmtpd ...
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smtp package - net/smtp - pkg.go.dev
- https://pkg.go.dev/net/smtp
- Package smtp implements the Simple Mail Transfer Protocol as defined in RFC 5321. It also implements the following extensions: 8BITMIME RFC 1652 AUTH RFC 2554 STARTTLS RFC 3207. Additional extensions may be handled by clients. The smtp package is frozen and is not accepting new features. Some external packages provide more functionality. See:
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SMTP - The remote SMTP service rejected AUTH negotiation.
- https://microsoft.public.windows.server.sbs.narkive.com/RtsbgwA8/smtp-the-remote-smtp-service-rejected-auth-negotiation
- Verizon's SMTP servers stopped accepting the valid form of the SMTP AUTH LOGIN command that Exchange, Lotus Notes, and perhaps other mail apps use (
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