Email Encryption

Secures email content and attachments to prevent unauthorised access.

"Secures email communications by encrypting messages in transit, helping organisations protect sensitive information and meet compliance requirements."

Encrypt email messages and attachments to protect confidentiality

Organisations routinely send personal, financial or regulated information by email and need to prevent unauthorised access to that content. Email can be misdirected, intercepted or stored in ways that increase exposure, creating a practical confidentiality risk for IT teams to manage.

Email Encryption applies cryptographic protection to messages and attachments and gives authorised recipients a mechanism to retrieve or decrypt secured mail. That allows teams to maintain control over message confidentiality across their mail estate and supports technical controls relevant to data protection obligations.

Where Email Encryption is used

Protecting patient records, financial statements and legal documents sent by email so only intended recipients can view them. This reduces the risk of data breaches caused by misaddressed mail or insecure transit.

Securing outbound communications from Microsoft 365 or Exchange systems in organisations that handle regulated data or where IT teams need simple, reliable encryption controls without running additional in-house infrastructure.

Suitable environments

Best suited to UK organisations that handle sensitive personal or financial data, regulated sectors and firms using Microsoft 365 or Exchange. It fits environments where in-house security teams are small and a straightforward way to apply email-level confidentiality controls is required.

Benefits

Protect sensitive information

Ensures confidential data is secured when sent via email.

Prevent data leakage

Reduces the risk of sensitive information being exposed in transit.

Meet compliance requirements

Supports regulatory obligations for secure communication of sensitive data.

Secure external communications

Protects emails sent to recipients outside the organisation.

Simplify secure email usage

Applies encryption automatically without requiring user intervention.

Maintain trust and confidentiality

Ensures communications remain private and secure.

Improve auditability of communications

Provides visibility into encrypted email activity for governance and audit.

Capabilities

Automatic email encryption

Encrypts emails automatically based on defined policies and content rules.

Policy-based encryption

Applies encryption rules based on recipients, content or organisational policies.

Secure message delivery

Ensures encrypted emails are delivered securely to intended recipients.

Recipient authentication

Verifies recipient identity before granting access to encrypted messages.

Secure portal access

Provides a secure portal for recipients to read encrypted emails when direct delivery is not supported.

Microsoft 365 integration

Integrates with Microsoft 365 environments to apply encryption to email communications.

Centralised management

Manages encryption policies and settings from a single platform.

Audit and logging

Provides logs of encrypted communications for audit and compliance purposes.

Part of (depending on licence)

Resources

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