Clever Internet ActiveX Suite 11.0 overview

These Internet components give you everything you need to jumpstart your Internet development without any external dependencies. The suite of Internet Components contain over fifty components which are constantly refined and improved.

The Clever Internet Suite components allow you to compose and parse messages in MIME format with multiple file attachments, build and send Web Form POST requests and many other features.

The SMTP, POP3 and IMAP clients allow you to send and retrieve email messages over the Internet.

All server components represent the fully functional multithreaded servers with the ability to customize the connection settings, support the most common protocols extensions.

Product Description

Using the Clever Internet Suite you can add instant SSL / TLS / SSH security to your Internet applications and implement many useful Internet-related features:

  • Download / upload over HTTP, HTTPS, FTP, FTP+SSL, and SFTP.
  • Connect REST API using JSON and SOAP.
  • Send / receive mail using TLS and S/MIME.
  • HTTP, FTP, SFTP, SMTP, POP3, IMAP, and NNTP client / server.
  • SFTP public-key authorization.
  • OAUTH 2.0, JWT, and many more.

The new Version 11.0 significantly improves the SFTP functionality, increases the connecting and file transferring speed, and extends a list of supported SFTP services.
The other components were improved and updated, as well. See the complete change list below.

What's new in Version 11.0

  • The ActiveX version 11.0 was compiled with the latest Clever Internet Suite 11.0 for VCL.
  • DNS over TCP was introduced. The transport protocol can be selected automatically, according to the RFC-7766 specification.
  • TLS 1.3 was immplemented. The protocol can be used for both client and server components on Windows 11 and Windows Server 2022.
  • Plain-text authorization in the IMAP client component.
  • IMAP UID-retrive fix was added.
  • JSON parser was improved.
  • MIME header encoding was fixed for Quoted-Printable and RFC-2047 fields.
  • POP3 OAUTH authorization was fixed.
  • HTTPRIO was improved to return the extended error information.
  • Minor fixes and improvements.

Implemented features

  • REST HTTP client with SOAP Signing and Encryption.
  • Simple HTTP Server component.
  • Complete Client / Server solutions with full SSL / TLS support for FTP, SMTP, POP3, and IMAP4 protocols.
  • TLS / SSL support for all protocol components.
  • SFTP client component.
  • Send / receive JSON over HTTP.
  • International domain names for HTTP components.
  • The ability to verify client and server credentials.
  • HTTPS Client - TLS1.2 support, TLS1.3-ready, NTLM, Kerberos, and Negotiate authorization.
  • FTP, SMTP, POP3, IMAP, NNTP clients - implicit, explicit, and automatic TLS modes. STARTTLS command support.
  • NTLM authentication for all mail clients: POP3, SMTP, and IMAP.
  • POP3, SMTP clients - GMAIL and Office365 support, OAUTH 2.0 authorization.
  • FTP Client - SSL / TLS support, FTP FXP (Site to Site) transfer mode.
  • FTP Server - user events for handling files and directories, keeping FTP diretory structure in memory.
  • Creating signed and self-signed certificates, working with Windows certificate storage.
  • Import / export certificates in PEM, DER, CER, and PFX formats.
  • Sending and retrieving Emails in MIME format, with file Attachments and Embedded pictures. Saving attachments to the disk.
  • POP3, SMTP, IMAP4 servers - SSL / TLS support, NTLM, APOP, and CRAM-MD5 authentication, keeping the mailbox structure in memory and on the disk.
  • Web DAV - managing remote files, folders, and extended properties on a web server.
  • DNS Query - retrieving mail exchange domains (MX records), resolving host IP addresses, name servers, and TXT records.
  • DNS Server - managing handed and cached DNS zones.
  • SMTP Relay agent. With SMTP relay, a mail message may pass through a number of intermediate relay or gateway hosts on its path from sender to recipient.
  • HTML Parser - extracting HTML Tags: links, images, tables, meta and other tags.
  • GZip compressor - compressing / uncompressing data or files.
  • RSS client - creating, retrieving, and editing RSS feeds.
  • Email validation components - validating Email addresses, service and mailbox availability, handling bounced Emails.
  • Royalty-free licensing. Free Unlimited Email support.
  • Fully-indexed help documentation.

Also a set of additional classes and components are available: Mail Message, HTTP Request, GZip compressor, MIME Encoder, S/MIME message, HTML Parser.
All these components make the application development process easy and clean. You can use these components together with any third-party libraries.

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Tutorials, demos, and example are available on GitHub

Fixed bugs

  • The algorithm of obtaining the Subject Email address for the certificate was fixed.
  • The mail header parser was fixed to correctly encode/decode underline chars within the header fields.
  • The components didn't change the Active property to False when attempting to send data over the closed connection - fixed. The issue concerns all client components, including SMTP, POP3, IMAP, FTP, etc.
  • Other minor fixes.

Known problems and restrictions

  • FTP client and server - data connection uses IpV4 protocol only.
  • Socks5 firewall - supports IpV4 only.
  • The SOAP encryption requires an external library clcryptext.dll that is included to the Clever Internet Suite installation.
    This library represents a managed code that is wrapped by Win32 functions.
    The source code for this library can be downloaded separately on website.

Demo / Trial version

Free Demo version of Clever Internet Suite is available for evaluation purposes only.
Demo version displays trial warning messages, all other features are completely available.

For more details please visit our Customer Portal

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