Found 4 packages
Porting of OpenLdap native lib for .NET Core. Library is cross platform. Also supported KERBEROS (passwordless) authentication!.
GSSAPI implementation wrapper for .NET. Contains client implementation and additional WebRequest authentication modules.
Quickly develop custom SMTP, POP, and IMAP e-mail applications for .NET Standard 2.0 and .NET Core 2.0. Includes support for non-ASCII character sets (Kanji, Korean, Chinese, Arabic, Etc.), newer authentication mechanisms such as GSSAPI, NTLM, XOAUTH2. Includes S/MIME, SSL/TLS 1.0+ encryption, X509 certificates, and many other security features. PowerTCP Mail for .NET is a licensed product. If no development license is present, the nuget package will automatically install a 30-day trial license. If a development license is present, the nuget package can be used to ensure the most current dll is in use.
Quickly develop custom SMTP, POP, and IMAP e-mail applications. Includes support for non-ASCII character sets (Kanji, Korean, Chinese, Arabic, Etc.), newer authentication mechanisms such as GSSAPI, NTLM, XOAUTH2. Includes S/MIME, SSL/TLS 1.0+ encryption, X509 certificates, and many other security features. PowerTCP Mail for .NET is a licensed product. If no development license is present, the nuget package will automatically install a 30-day trial license. If a development license is present, the nuget package can be used to ensure the most current dll is in use.