Minimize reset password SMS expiry duration

---
title: Minimize reset password SMS expiry duration
description: Control the number of minutes remaining before the SMS code expires.
locale: en-US
canonical_url: https://www.servicenow.com/docs/r/platform-security/instance-security-hardening-settings/sc-reset-password-sms-expiracy.html
release: brazil
product: Instance Security Hardening Settings
classification: instance-security-hardening-settings
topic_type: reference
last_updated: "2026-09-10"
reading_time_minutes: 1
breadcrumb: [Authentication, Hardening settings, Platform Security]
---

# Minimize reset password SMS expiry duration

Control the number of minutes remaining before the SMS code expires.

The **password\_reset.sms.expiry** system property denotes the number of minutes before the SMS code expires.

Ensure the property **password\_reset.sms.expiry** is set to `5` or less.

## More information

<table id="table_ajc_b43_3kb"><thead><tr><th>

Attribute

</th><th>

Description

</th></tr></thead><tbody><tr><td>

Configuration name

</td><td>

**password\_reset.sms.expiry**

</td></tr><tr><td>

Configuration type

</td><td>

System Properties \(/sys\_properties\_list.do\)

</td></tr><tr><td>

Data type

</td><td>

Integer

</td></tr><tr><td>

Recommended value

</td><td>

An integer less than or equal to 5

</td></tr><tr><td>

Default value

</td><td>

5

</td></tr><tr><td>

Fallback value

</td><td>

5

</td></tr><tr><td>

Category

</td><td>

[Authentication](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/brazil/markdown/platform-security/instance-security-hardening-settings/sc-authentication.md)

</td></tr><tr><td>

Security risk

</td><td>

-   Severity score: 5.6
-   CVSS rating: Medium
-   Security risk details: If the value is too high, an attacker may guess the SMS code to reset the password.

</td></tr><tr><td>

Functional impact

</td><td>

None

</td></tr><tr><td>

Dependencies and prerequisites

</td><td>

None

</td></tr></tbody>
</table>**Parent Topic:**[Authentication](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/brazil/markdown/platform-security/instance-security-hardening-settings/sc-authentication.md)