Property reference

`glide.smtp.encryption`

Selects the security mode for outgoing email connections. TLS enables STARTTLS, SSL enables SSL, and a missing or unrecognized value makes no security changes.

Default: Not set
Type: Not stated
Application: Not stated
Category: Email & Notifications

Key questions about this property

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

What does it do?	glide.smtp.encryption selects STARTTLS when set to TLS or SSL when set to SSL; a missing or unrecognized value makes no security changes.
What area does it affect?	Outgoing email connections
What does the default mean?	No out of the box record exists and the scripts that read it pass no fallback value.
When should you review it?	When checking legacy SMTP connection security settings or preparing to change them.

Property record

No out of the box record exists. ServiceNow scripts read this property; create it to change the behavior.

Property name	`glide.smtp.encryption`
Type	Not stated
Application	Not stated
Default value	Not set
Description	Not stated

Sources

Official references and nearby text excerpts where this property appears.

Brazil docs View supporting context

Context preview Snippet 1

... [sys_certificate] None Core Instance Properties System Property [sys_properties] • [OR] [Name] [is one of] [glide.authenticate.external, glide.authenticate.external.logout_redirect] • [OR] [Name] [starts with] [com.snc.integration.saml_esig] • [OR] [Name] [is one of] [glide.smtp.port, glide.smtp.auth, glide.smtp.encryption] • [OR] [Name] [starts with] [glide.authenticate.multisso] • [OR] [Name] [is] [glide.authenticate.sso.redirect.idp] © 2026 ServiceNow, Inc. All rights reserved. ServiceNow, the ServiceNow logo, Now, and other ServiceNow marks are trademarks and/or ...

Used in

Out of the box artefacts that read this property. Append the path to your instance URL to open the record and see how the value is used.

Script include: EmailAccountsMigrator It reads the setting to choose the outgoing email connection security: TLS enables STARTTLS, while SSL enables SSL. If the setting is missing or has another value, this code makes no security changes; it does not provide a default. /sys_script_include.do?sys_id=ae00d103eb303100c8690e815206fe97

More in `glide.smtp`

Other properties in the same namespace.

glide.smtp.auth When set to true, glide.smtp.auth enables username-and-password authentication for SMTP accounts created by… glide.smtp.dateformat Specifies the date format used for dates in outgoing email notifications, overriding the sender’s… glide.smtp.default_retry This property configures the system to automatically retry sending emails when unknown SMTP error codes are… glide.smtp.defer_retry_ids This property defines a list of SMTP error codes that, when encountered, will cause the email system to… glide.smtp.fail_message_ids This property defines a list of SMTP error codes that, when returned by the server, will stop the system… glide.smtp.port This property sets the port for the SMTP server, impacting email communication within the system. glide.smtp.precedence_bulk This property controls the inclusion of the 'Precedence: bulk' header in outgoing emails, which can affect… glide.smtp.send_claimed_chunk.honour_shards This property, when set to true, prevents Business Rules on the sys_email table from executing, impacting…

All 14 properties in glide.smtp →