Certified programs for Microsoft Exchange, Office 365 and Outlook

Award-winning tools for email signature management, calendar and contacts synchronization, and all sorts of migrations to and from Exchange and Office 365.

Thousands of IT pros, admins and marketers from over 25 000 companies worldwide use CodeTwo programs every day. We'd love you to join us as well.

Email signatures & email flow control

Migration tools

Synchronization, sharing and online collaboration


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Email unsubscribe mechanism and new DLP features – new version of CodeTwo Exchange Rules Pro

Published on September 23, 2014 by Szymon Szczesniak

Today marks the release of a new version of CodeTwo Exchange Rules Pro – our flagship email disclaimer and email flow manager. The new version (2.1) has a number of bug-fixes but it also sports two very important new features: Email unsubscribe link mechanism for Exchange; Credit card data loss protection mechanism powered by Luhn... learn more »

Exchange attachment size limit – where to find it and how to change it

Published on September 15, 2014 by Adam the 32-bit Aardvark

Email often carries more than just a text message. It is also used as a medium for other types of data. If you want to send a document, an image or a spreadsheet simply attach it to your mail. To protect mailbox databases from uncontrolled growth due to massive use of mail attachments, Microsoft Exchange […]

The post Exchange attachment size limit – where to find it and how to change it appeared first on Exchange Admin’s Blog... learn more »

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