Quantum Safemails.Net – Quantum-Safe Email Encryption for Outlook

Overview

Safemails.Net is an Outlook add-in that provides quantum-safe end-to-end email encryption for Microsoft 365. It enables organizations to protect confidential email communication and attachments against current and future cryptographic threats, while keeping the Outlook user experience simple and familiar.

What this add-in does

Safemails.Net allows users to encrypt emails directly from Outlook with a single action. Encrypted messages are securely delivered to recipients without requiring them to install software or create paid accounts. Recipients access encrypted content through a secure web experience and can reply securely to the sender.

How it works

• The sender composes an email in Outlook and applies encryption using the Safemails.Net add-in

• Safemails.Net secures the message content and attachments using quantum-safe cryptographic design

• Recipients receive a notification email with a secure decryption link

• Authorized recipients can securely read and reply to the encrypted message using a web browser

Outlook integration

Safemails.Net integrates directly into the Outlook compose and send workflow. The add-in operates during message composition and sending to apply encryption, enforce security policies, and validate message requirements such as attachment size limits.

Security and access controls

• Quantum-safe cryptographic design for long-term confidentiality

• Device-based access controls to ensure only authorized devices can view decrypted content

• Centralized policy enforcement for senders

• Secure handling of email content and attachments

Compliance-oriented design

Safemails.Net supports GDPR-aligned secure communication and is designed for organizations operating in regulated or high-risk environments. Logging and monitoring capabilities support audit and security oversight requirements.

Platform support

• Outlook for Windows Desktop

• Outlook on the web (OWA)

Outlook for macOS is currently not supported.

Target customers

Safemails.Net is designed for organizations that require secure and confidential email communication, including:

• Financial services

• Legal and professional services

• Healthcare organizations

• Enterprises handling sensitive or regulated information

Technical highlights

• Event-based Outlook add-in architecture

• Secure multi-tenant design with strict isolation

• Centralized administration and policy control

• Comprehensive audit logging and telemetry

Support

For help, documentation, and support, visit:

https://smapp-prod.safemails.net/outlook/PrivacyPolicy.html

or contact support@safemails.net

Safemails.Net – Quantum-Safe Email Encryption

Provided by Simple Security Ltd