GnuPG Desktop

Ensuring Maximum Security in Digital Communications

Encrypt emails and attachments, files and folders (both locally and on remote computers), as well as chats. Manage keys and certificates and simplify the exchange with other users. GnuPG Desktop® is a user-friendly, comprehensive solution for Windows and Linux. GnuPG Desktop® fulfills the requirements of the European DSGVO (General Data Protection Regulation) and the german BDSG (Federal Data Protection Act). We make encrypted communication easy and intuitive intuitive so that it integrates seamlessly into the applications and everyday work applications and your employees' everyday work.

Our sibling product GnuPG VS-Desktop® is furthermore approved for processing information classified as VS-NfD, EU-RESTRICTED, and NATO-RESTRICTED

Encrypted Communication Solutions for the Workplace

Included Applications

Check IconGnuPG: Crypto Engine
Check IconKleopatra: Graphical Key and Certificate Manager
Check IconGpgOL: Add-in for Microsoft Outlook
Check IconGpgEX: Extension for Windows Explorer
Check IconOkular: Hardened PDF viewer and editor

GnuPG Desktop, MS Outlook, User

Overview of GnuPG Components

GnuPG (CLI & Engine)

GnuPG, a powerful crypto engine, is at the core of our encryption solutions. It features a versatile command-line interface (CLI) that offers a wide range of cryptographic functions including encryption, decryption, digital signature, and key management.

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Kleopatra (GUI)

Kleopatra is a graphical program that simplifies the management of keys and certificates (OpenPGP and S/MIME). It provides features for signing and certifying, as well as for importing and exporting certificates. Additionally, Kleopatra communicates with key servers (LDAP, AD, LDS) and the Web Key Directory (WKD).

GpgOL (MS Outlook Add-in)

GpgOL is an add-in for Microsoft Outlook that enables seamless email encryption. Compatible with Outlook versions 2003, 2007, 2010, 2013, and 2016, in both 32-bit and 64-bit, GpgOL integrates smoothly into the user interface. It supports both IMAP/SMTP and MS Exchange Server.

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GpgEX (Windows Explorer Add-on)

GpgEX is an extension for Microsoft Explorer that allows you to encrypt files and folders directly. This Add-on is the perfect solution for those seeking a simple yet secure method for file encryption right in their familiar work environment.

Okular (PDF Viewer)

The GnuPG edition of Okular is a modified version of the PDF viewer. Unlike the original program, our version is limited to the PDF format and, for security reasons, doesn't support plugins or scripts. Our viewer allows you to view and verify digitally signed PDF files, as well as sign PDF documents using your X.509 smartcard.

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GnuPG with Support

With us, you're not just purchasing a license key—we don't offer those. Instead, we provide a holistic service. You get not only the software but also personalized consultation, specialized third-level support, and custom software development. GnuPG Desktop® and its included programs are ideal for both small and large organizations seeking a robust, adaptable, and supportive solution for their security needs.

Encryption technologies like OpenPGP and S/MIME may seem complex, but we make their application easy. Our team of experts provides personalized consultation and support for key management and certificate distribution. We help integrationg our solutions into your existing infrastructure and help optimize your processes. If adjustments to our software are necessary, we work closely with you to develop a tailor-made solution. In the meantime, we always ensure a practical alternative is available.

Our Services Explained


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As part of our Enterprise package for GnuPG VS-Desktop®, we offer comprehensive consulting services. We address your questions individually and discuss the optimal deployment of our solution with your technicians and experts. This includes equipping your users with keys, deciding on the use of hardware tokens, providing necessary information for secure mail and data exchange, and creating a business continuity plan. Additionally, we answer fundamental questions about end-to-end encryption.


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Should you face challenges with our software, you are not alone—we're here to help immediately! Are you unable to use a communication partner's key? Is a signature displayed as invalid? Do you suspect a bug in our software? We are a reliable point of contact for our customers. We are available by phone to offer advice and practical assistance and regularly provide software updates. This ensures that you are never left alone with any issues and receive direct, timely support from the manufacturer.


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The crypto engine GnuPG has been around since 1997. The foundation of our programs and tools is extremely flexible and versatile. Known as the Swiss Army Knife of Crypto, it has numerous options, all described in our comprehensive manuals. We assist you with configuration and ensure that GnuPG Desktop® meets your specific requirements and integrates seamlessly into your operational workflow. Our goal: to provide you with a tailored solution that is both powerful and user-friendly.