Secure Emails

Protect Your Business from Cyber Threats and Stay Compliant with Galaxkey Secure Emails

Secure Emails

experience data loss
through email

Easy email security and compliance

Email is critical for business communication in the digital age, but cyber threats have made confidential information vulnerable.
To prevent data loss and email hacking, you need proper security measures.

The Galaxkey Difference

10101 Secure


At Galaxkey, we offer a unique “federated” implementation approach which sets us apart from the competition. Our architecture is designed to give businesses complete control over their data and encryption keys, which means you can have the peace of mind knowing that your sensitive information is fully protected.

Email encryption check


Galaxkey Secure Emails integrates seamlessly in Microsoft Outlook, so you don’t have to learn new software or change the way you work. You can encrypt and decrypt messages with just one click and enjoy the same familiar interface you already use every day. Plus, Galaxkey Secure Emails provides a user-friendly interface for iOS, Android, macOS as well as a Web portal, so you can access your secure messages from any device or location.



Galaxkey Secure Emails offers perimeter-based implementation that can be installed at the corporate level, ensuring maximum protection for your entire organisation. You can define policies that automatically secure emails based on content, recipient, sender, or other criteria, to enforce compliance, prevent data leakage, or protect intellectual property. Plus, Galaxkey Secure Emails is scalable to any size of business or industry, so you can grow and expand your security as needed.

Secure Email Encryption

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Galaxkey Secure Emails ensures the highest level of security for your messages and data. Our advanced encryption technology uses a unique three-layer protection that includes identity-based encryption and FIPS 140-2 compliant encryption algorithms. This guarantees that your data is safeguarded from interception, tampering, or theft.

With Galaxkey Secure Emails, you are in control of your encryption keys, meaning you can manage your own security and prevent third-party access to your data.

Secure Emails

Getting Started with Galaxkey

Galaxkey offers a number of powerful and flexible deployment solutions for data encryption and security.



The ultimate in secure deployment, this mode allows a complete cloud instance to be setup within the enterprise’s own infrastructure. This deployment is suitable for enterprises that have strict boundary rules and cannot connect to any external identity. A truly federated solution.



Hybrid deployment allows an enterprise to take control of their own keys and data, whilst keeping the external user management within the Galaxkey cloud setup. In this mode, a virtual appliance is setup in the corporate infrastructure and all corporate user keys and data is stored within that infrastructure. External user keys and data are stored within Galaxkey’s ISO27001 certified infrastructure.



Full-cloud allows secure working without touching your infrastructure. It allows an enterprise to setup its own tenancy within Galaxkey’s ISO 27001 certified infrastructure.

Secure encryption

Meet Legislative and Industry Compliance Requirements

Ensure compliance with GDPR, HIPAA, CCPA, MiFID II and other regulations while maintaining control of your data. Secure your business emails and attachments using advanced encryption technology.

Quick Deployment & Easy Operation

With Galaxkey, deploying email encryption in a corporate environment is effortless. Simply install the application on your client machines and in minutes you’re good to go. Galaxkey works seamlessly in the background, taking care of key management complexities so that your organization and users don’t have to.

Galaxkey's impact on sensitive industries

Galaxkey Secure Emails is the ideal solution for secure email communication across various industries, including healthcare, legal, finance and defence. With our advanced encryption technology, you can ensure that your emails and attachments remain secure from interception, tampering, or theft.

Our product allows you to send and receive emails with ease while complying with regulations such as GDPR and HIPAA. With federated options, you can maintain complete control over your encryption keys and policy enforcement, ensuring the highest level of security for your sensitive information.



Galaxkey Secure Emails is an essential tool for protecting sensitive patient data in the healthcare industry. Our end-to-end encryption ensures that medical records, lab reports, and other confidential information that requires emailing to other parties remain secure during through the whole journey – that is, in storage and when sharing.

With customisable access controls and compliance with industry regulations such as HIPAA, healthcare professionals can rest assured that their patients’ data is protected from unauthorised access or breaches. With Galaxkey Secure Emails, healthcare professionals can focus on providing high-quality care to their patients without worrying about the security of their sensitive data.



Galaxkey Secure Emails is an essential tool for law firms that need to protect sensitive client information when communicating via email. With advanced encryption technology and customizable access controls, legal professionals can send and receive confidential emails with ease and confidence, knowing that their data is fully protected. Galaxkey also helps law firms stay compliant with industry regulations such as GDPR and HIPAA, minimizing the risk of data breaches and ensuring that client information is always kept secure.



In the finance sector, email communication containing sensitive financial data can be a major security concern. Galaxkey Secure Emails provides a secure solution for sending and receiving confidential emails, including client account information, investment reports, and other sensitive documents. With its strong encryption and customizable access controls, financial professionals can communicate securely and collaborate on important files without worrying about data theft or unauthorized access.



For businesses within the defence sector, protecting classified information is critical to national security. Galaxkey Secure Emails provides a secure platform for sharing sensitive data, whether it’s between defence contractors, government agencies, or other key players. With its three-layer protection and FIPS 140-2 compliant encryption algorithms, the platform provides the highest level of security available. The product’s on-premise option also allows for a federated approach to security, making it an ideal solution for defence contractors and government agencies.


Microsoft Addin

Our Microsoft Outlook Addin is designed to seamlessly transform Outlook into a Galaxkey enabled client, providing end-to-end encryption for your sensitive data. With the Galaxkey Addin, you can easily send and receive secure emails directly from your Outlook inbox, without any added hassle. The Addin integrates with Outlook seamlessly, ensuring that your emails are always encrypted, protected, and fully under your control.

Galaxkey Web Access

Galaxkey Web Access is a web-based client that allows you to view secure emails on any browser-enabled device. It works on iPhone, iPad, and Android. You can host it in-house for corporate accounts or use Galaxkey's cloud-based service.

Desktop, Mobile and Web

Encrypt and decrypt emails as well as content on any mobile device and on the web.

Mail Revocation

No matter when you sent the email, and even if it has been opened, Galaxkey allows you to revoke and recall it, making it totally inaccessible to the person you sent it to.

Digital Email Signing

This anti-spoof feature ensures data integrity and nonrepudiation. A digitally signed email provides the assurance that the data has not been tampered with.


Proactively mark data and files and take an essential step towards ensuring compliance with regulations and industry standards. By tagging sensitive information, organizations can easily identify, track, and manage their data, reducing the risk of non-compliance and avoiding penalties.

Mail Time-Out

Galaxkey's time-limit access feature adds an extra layer of security to your emails by allowing you to set a time limit for access. Once the set time has elapsed, the email and its attachments become inaccessible. This feature is particularly useful when dealing with sensitive or confidential information that needs to be accessed within a specific timeframe and can help prevent unauthorised access to your data after the designated period has passed.


Galaxkey Secure Emails allows you to receive a digital notification when your secure email is opened and viewed by the recipient. This feature provides an extra layer of security and helps ensure that you are aware of who has accessed your sensitive information.

Policy Management

Easily set rules and policies to protect your data and meet specific compliance requirements. This allows you to have complete control over who can access your data and how it is being used. With our intuitive policy engine, you can define policies for automatic email encryption, data retention, and access control. This ensures that your organisation is always in compliance with industry standards and regulations.

Administrative High-Level Control

Administrators have complete control over their data and encryption keys, making it the perfect solution for managing security and compliance. By providing a central management system, Galaxkey simplifies key management and enables administrators to enforce policies and rules to protect their sensitive data.

White Label

Customise Galaxkey Secure Emails to fit your brand and make it your own. This allows you to present a cohesive and consistent security solution to your clients or customers while maintaining your brand identity. White labelling is an effective way to enhance brand recognition and increase customer trust in your brand.

Single Sign-On

Streamline access control with single sign-on using a unified identity across all devices. Galaxkey provides integration with Active Directory, Azure Active Directory and Okta. The Galaxkey integration with Yoti provides identity based authentication.

Invitation Model

Galaxkey Secure Emails provides the mechanism to send invites as you send emails so that you can invite users on the fly.

Geo Fence

Galaxkey Secure Emails gives you the power to set geographical restrictions for your data, so you can choose to limit access to a specific geographic location.

Restrict forwards and replies

With Galaxkey, you can control how your emails are forwarded and replied to, ensuring the privacy and security of your information.

Download data sheet

Datasheet: Galaxkey Secure Emails

0.15MB PDF Download


Simply write your email, secure and send.

"Galaxkey is robust and easy to use. I like the way it’s embedded into our existing systems as opposed to having to access a separate platform. When you want to send an email from your normal inbox, a message pops up: “Do you want to send it securely via Galaxkey?” And you just click yes – and straight away, it’s gone.”.

Yvonne Hall, Managing Director, Palm Cove Society, UK