SMTP over SSL, IMAP over SSL, POP3 over SSL, S/MIME - sending, receiving and processing emails from .NET framework application along with mail signing, encrypting and signature verification.
FTP for .NET component supports all the popular FTP servers and proxy servers, includes directory parsing, sync and async operations. Samples in VB.NET and C#.
FTP/SSL for .NET is a file-transfer component for .NET framework. It allows you to transfer files directly from your application using FTPS which is also known as FTP over SSL/TLS.
Provides secure file system access over a secure SSH channel using the SFTP protocol. Makes it easy to transfer files between your application and Unix/Windows SSH servers.