Okta experienced a minor incident on September 18, 2024 affecting MFA and Third Party, lasting 357d 17h. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- resolved Sep 18, 2024, 02:11 AM UTC
Okta has received multiple reports of SMS delivery issues affecting users in China. Okta's Engineering team is actively investigating. At this time, we recommend that customers in China use a secondary MFA option if available. Affected cells: okta-emea.com:1, okta.com:1, okta.com:2, okta.com:3, okta.com:4, okta.com:6, okta.com:7, oktapreview.com:1, oktapreview.com:2, okta.com:8, okta.com:9, okta.com:11, okta.com:12, okta.com:15, oktapreview.com:3, okta.com:14, okta.com:16, okta.com:17
- resolved Sep 18, 2024, 02:40 AM UTC
An issue impacting SMS OTP to end users in China has been resolved. Additional root cause information will be available within 5 Business days.
- resolved Sep 25, 2024, 11:21 PM UTC
Timing: Incident start: September 17, 2024, at 5:00 PM PDT Incident resolved: September 17, 2024 at 7:28 PM PDT Detection: Okta Customers reported that users in China were not receiving their multi-factor authentication (MFA) one-time passwords (OTP) via SMS. Impact: Users in China were unable to receive SMS-based OTPs for MFA during the incident period. Root Cause: One of Okta’s telephony providers implemented an unannounced configuration change, leading to SMS delivery disruption to users in China. Remediation Steps: Okta teams immediately notified our telephony provider of the disruption. The provider was able to identify and reverse the problematic change, restoring SMS service to China.