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Prot-On for Mac is an application that allows you to protect, manage and track the use of all kinds of files that are shared on the Internet, by e-mail or through a cloud service.

Control all existing copies: with Prot-On you´re in control of the copies that you share or that are made of your files. You can track who, how and when accessed your files regardless of where they are stored.

Protect your information and all of your documents: You can protect photos, MS Office and PDF documents as well as email texts, blog and wall entries.

Take-away permissions: restrict access to users at any time and block documents that have already been shared.

For all users: Prot-On is free for home users and offers advanced functionality to professionals and organizations.


Prot-On does not save your documents; we only store the keys and permission rights. You decide where you store your files and how you want to share them with others.


Prot-On is very easy to use. Just download the application and create an account. With the application installed you can protect your documents and manage access permissions through a management panel accessible at any time and from any device.