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OAuth 2.0 password grant with Office365/Exchange IMAP/POP3/SMTP
First you need to register your application in Azure Portal. Here’s a detailed guide how to do that:https://docs.microsoft.com/en-us/azure/active-directory/develop/quickstart-register-app Enable...
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Office365: Temporary server error. Please try again later. PRX4
When using SMTP with Office365 and OAUTH 2.0 you may receive this error: Temporary server error. Please try again later. PRX4 SMTP logs look like this: Connecting to ‘outlook.office365.com:587’,...
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Access shared/delegate mailbox of Office 365
There are 2 ways of accessing a shared mailbox in Office 365: first -using regular IMAP authentication and a second one – using OAuth 2.0. Shared mailbox – basic authentication Make sure basic...
View ArticleOrder process maintenance scheduled for Feb 24, 2021
We will be conducting planned maintenance to ordering system on Wednesday, February 24, 2021 During the planned maintenance, the system will continue to take orders. However customers may see...
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Mail.dll – Add MandroidI18n in Xamarin release mode
Mail.dll requires multiple encodings to work. By default in the Release mode, Xamarin applications link only most common encodings. Of course this is not enough to handle multi-national email...
View ArticleOrder process maintenance scheduled for May 20th, 2021
We will be conducting planned maintenance to ordering system on Thursday, May 20th, 2021 Time: 4 AM to noon CDT11 AM to 7 PM CEST5 PM CST to 1 AM CST May 21,20216 PM JST to 2 AM JST May 21, 2021...
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NavigateToTest VS2022 extension
Extension is available for other Visual Studio versions: GoToTest macro for VisualStudio 2008NavigateToTest VS2010 extensionNavigateToTest VS2012 extensionNavigateToTest VS2013 extensionNavigateToTest...
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Office 365 App passwords
To use App passwords, Multi-factor Authentication (MFA) must be turned on for the account. On the other had, if you have MFA turned on for your account, App passwords are the simplest way to receive...
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Office 365 enable IMAP/POP3 and SMTP access
First log in to Microsoft 365 admin portal at https://admin.microsoft.com/ as an administrator and go to Users screen: Select an user and on the Mail tab click Manage email apps Check IMAP, Pop and...
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OAuth 2.0 device flow with Office365/Exchange IMAP/POP3/SMTP
In this series: OAuth 2.0 with Office365/Exchange IMAP/POP3/SMTP OAuth 2.0 web flow with Office365/Exchange IMAP/POP3/SMTP OAuth 2.0 password grant with Office365/Exchange IMAP/POP3/SMTP OAuth 2.0...
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Office365: Client Credential Flow support for POP/IMAP is coming in June 2022
Microsoft is working on bringing OAuth Client Credential Flow support for POP/IMAP for Office365/Exchange. It’s planned to be released in June 2022:...
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OAuth 2.0 web flow with Office365/Exchange IMAP/POP3/SMTP
In this series: OAuth 2.0 with Office365/Exchange IMAP/POP3/SMTP OAuth 2.0 web flow with Office365/Exchange IMAP/POP3/SMTP OAuth 2.0 password grant with Office365/Exchange IMAP/POP3/SMTP OAuth 2.0...
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OAuth 2.0 client credential flow with Office365/Exchange IMAP/POP3/SMTP
In this series: OAuth 2.0 with Office365/Exchange IMAP/POP3/SMTP OAuth 2.0 web flow with Office365/Exchange IMAP/POP3/SMTP OAuth 2.0 password grant with Office365/Exchange IMAP/POP3/SMTP OAuth 2.0...
View ArticleOffice 365: Basic Auth being disabled before October 1st
Basic Auth is being disabled in Exchange Online / Office 365 on October 1st and you should switch to OAuth 2.0 for authentication purposes: Daemons/Services: Password grant (MFA/2FA must be turned off...
View ArticleOffice 365: OAuth 2.0 IMAP, POP3 email client connectivity tools
To assist IT managers in resolving Office 365 connectivity issues, Microsoft offers a web-based connectivity analyzer. It works with POP3 or IMAP clients and OAuth 2.0: IMAP:...
View ArticleOffice 365: Basic Auth is disabled
Basic Auth is disabled in Exchange Online / Office 365 for IMAP and POP3. You should switch to OAuth 2.0 for authentication purposes: Daemons/Services: Password grant (MFA/2FA must be turned off for...
View ArticleIMAP component for .NET
Mail.dll email component includes an excellent IMAP email component. Mail.dll is available for all regular .NET framework versions as well as for most recent .net 6.0 and .net 7.0. IMAP, short for...
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Authenticate using Gmail’s App Passwords to IMAP, POP3 and SMTP
An app password is a 16-digit passcode that serves as an alternative authentication method, granting Mail.dll .NET IMAP, POP3 or SMTP client access to your Gmail Account with the same level of security...
View ArticleSave all attachments to disk using IMAP
Unlock the potential of efficient email processing with this comprehensive guide on saving email attachments using Mail.dll’s IMAP component and IMAP protocol in .NET. In this article, we’ll walk you...
View ArticleHow to search IMAP in .NET
One of many advantages IMAP protocol has over POP3 protocol is the ability to search. There are several ways of performing search using Mail.dll .NET IMAP library: Search(Flag) – for common flag...
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