VoIP and SMS Delivery Issues in Israel
Monitoring - We have implemented a change to address the SMS and VoIP delivery issue affecting users in Israel. SMS and VoIP delivery have recovered, and we are monitoring to confirm continued stability.
Jul 23, 2026 - 14:39 EDT
Investigating - We are investigating an issue affecting VoIP and SMS message delivery for users in Israel. The issue is related to an upstream carrier.

Our team is working with our providers to investigate and restore normal service. Where available, users can use alternative authentication methods such as Duo Push.
We will provide updates as more information becomes available.
Jul 23, 2026 - 14:02 EDT

About This Site

This page provides status information on the services that are part of Duo Security. Check back here to view the current status of the services listed below. If you are experiencing an issue not listed here, please contact support. You can find your deployment ID in the Duo Admin Panel under Help.

The Duo Guide to Business Continuity will help you understand the two categories of Duo service outages, Duo’s failure modes and how to decide on Fail Safe vs. Fail Secure, how your applications will respond to different types of outages, and be prepared to message your users during an outage.

If you have any questions beyond the updates provided here, please contact us at support@duo.com.

Duo Support Operational
Phone Support Operational
Email Support Operational
Support Portal Operational
DUO1 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO2 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO3 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO4 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO5 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
Cisco Identity Intelligence Operational
DUO6 Operational
Admin Panel Operational
Core Authentication Service Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO7 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO8 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
DUO9 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO10 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO11 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
DUO12 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
DUO13 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO14 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO15 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO16 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO17 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO18 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO19 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO20 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO21 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO22 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO23 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO24 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO25 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
DUO26 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
DUO27 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
DUO28 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO29 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
DUO30 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
DUO31 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO32 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
DUO33 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO34 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
DUO35 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO36 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO37 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO38 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO39 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO40 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO41 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO42 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO43 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
Cisco Identity Intelligence Operational
DUO44 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
DUO45 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
Cisco Identity Intelligence Operational
DUO46 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
Cisco Identity Intelligence Operational
DUO47 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO48 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO49 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO50 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO51 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
DUO52 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO53 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
DUO54 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
DUO55 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO56 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO57 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO58 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO59 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
Cisco Identity Intelligence Operational
DUO60 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO61 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
DUO62 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO63 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO65 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO66 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO67 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO68 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO69 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
AI Assistant Operational
DUO70 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO71 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
DUO72 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO73 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO74 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO75 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO76 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO77 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO78 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO79 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO80 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Cisco Identity Intelligence Operational
AI Assistant Operational
DUO81 Operational
Core Authentication Service Operational
Admin Panel Operational
Push Delivery Operational
Phone Call Delivery Operational
SMS Message Delivery Operational
Cloud PKI Operational
SSO Operational
Operational
Degraded Performance
Partial Outage
Major Outage
Maintenance
Jul 23, 2026

Unresolved incident: VoIP and SMS Delivery Issues in Israel.

Jul 22, 2026

No incidents reported.

Jul 21, 2026

No incidents reported.

Jul 20, 2026

No incidents reported.

Jul 19, 2026

No incidents reported.

Jul 18, 2026

No incidents reported.

Jul 17, 2026

No incidents reported.

Jul 16, 2026

No incidents reported.

Jul 15, 2026

No incidents reported.

Jul 14, 2026

No incidents reported.

Jul 13, 2026

No incidents reported.

Jul 12, 2026

No incidents reported.

Jul 11, 2026

No incidents reported.

Jul 10, 2026

No incidents reported.

Jul 9, 2026

No incidents reported.

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