SolMailProxy

SolMailProxySolMailProxy is an intuitive application that enables you to prevent emails from getting delivered to unauthorized recipients. It receives mail and reveals the message that requires recipient confirmation, in order to allow incoming email. It comes in handy if you want to avoid transferring unencrypted email.
The program doesn't come equipped with complex options or configuration parameters, making it accessible not only to experienced users, but also to those new to this type of software.

Setup and systray integration

Setting up this utility takes minimal time and effort, since there are no special options, mandatory software products or third-party components involved.
Once launched, the tool creates an icon in the system tray and sits there silently, facilitating quick access to its configuration settings while letting you carry on with your normal PC activity without any interruptions.

Easily configure SMTP settings

The configuration panel has a simple design and layout, giving you the possibility to edit SMTP server properties when it comes to the server name and post number. These options can be tested before committing modifications.
Moreover, you can enter the port number of the SolMailProxy local SMTP server, as well as specify the names of the authorized domains to allow sending emails. There are no other notable options available here.

Evaluation and conclusion

We haven't come across any unpleasant surprises in our tests as far as stability is concerned, thanks to the fact that SolMailProxySolMailProxy didn't hang, crash or indicate errors. It needed a low amount of CPU and RAM to work properly, so it didn't hamper the computer's performance or interfere with the runtime of other running processes.
On the other hand, the tool hasn't been updated for a pretty long time. Other than that, it offers a simple and straightforward solution for managing emails when attempting to send personal and sensitive messages to unauthorized recipients by mistake.