Property reference

email.outbound.smime.encryption.algo

The email.outbound.smime.encryption.algo property specifies the encryption algorithm used for outbound S/MIME emails. Admins should review this setting to ensure compatibility with recipient systems and to maintain secure email communications.

Default
AES-CBC
Type
choice list
Application
Global

Key questions about this property

The answers below summarize the purpose, scope, default effect, and review scenarios for this property.

What does it do? This property determines the encryption algorithm for outbound S/MIME emails, allowing options like AES-CBC or AES-GCM.
What area does it affect? Email Properties
What does the default mean? The default value is "AES-CBC", which is the baseline setting used unless it is changed.
When should you review it? Review this property when configuring outbound email security settings or when changing encryption requirements.

Out of the box property record

Raw metadata from the property record.

Property name email.outbound.smime.encryption.algo
Sys ID be5327d2c31230107a9240c1d840dded
Type choice list
Application Global
Default value AES-CBC
Description Encryption algorithm
Updated 2025-12-03 07:46:53

Sources

Official references and nearby text excerpts where this property appears.

Context preview Snippet 1
... the outbound email. email.outbound.smime.signing.send_public_cert Encrypt message contents and attachments. email.outbound.smime.encryption.enabled Encryption algorithm. Select AES-CBC or AES-GCM. Note: Before selecting AES-GCM, check whether GCM is supported by the client for S/MIME. email.outbound.smime.encryption.algo © 2026 ServiceNow, Inc. All rights reserved. ServiceNow, the ServiceNow logo, Now, and other ServiceNow marks are trademarks and/or registered trademarks of ServiceNow, Inc., in the United States and/or other ...

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