Brex incident
SMS codes from Brex are unable to be sent to AT&T customers
Brex experienced a critical incident on August 6, 2025 affecting Authentication, lasting 7h 32m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Aug 06, 2025, 05:03 AM UTC
We are monitoring an issue from our identity provider (Okta) who uses Telesign to SMSs for 2FA. The latest from Telesign can be tracked here: https://status.telesign.com/incidents/2f1dl39g2pt7
- investigating Aug 06, 2025, 05:23 AM UTC
Both providers that we use to deliver SMS messages (login MFA, identity verification and product notifications) are unable to deliver messages to customers with AT&T phone numbers. This is a carrier wide outage and we will update if we have any more information. The latest from Telesign: https://status.telesign.com/incidents/2f1dl39g2pt7 The latest from Twilio: https://status.twilio.com/incidents/ct6l02bpm5cp
- monitoring Aug 06, 2025, 05:49 AM UTC
Twilio and Telesign are both continuing to investigate the issue with delivering SMSs to AT&T phone numbers.
- resolved Aug 06, 2025, 12:36 PM UTC
Both Telesign and Twilio reported recovery at 11:12pm PT yesterday and resolved at 1:37am PT today.