Some users unable to sign in

Slack Status · Resolved

Status

Resolved

Severity

Incident

Started

Jun 08, 2026 19:00 UTC

Resolved

Jun 08, 2026 19:36 UTC

Timeline

Resolved · Slack Status · Jun 08 19:35 UTC

Resolved

The issue affecting SMS-based two-factor authentication for users in EMEA has been resolved, and all services are now functioning as expected. We have adjusted configuration settings to restore normal service and will continue to monitor the situation to ensure stability. We apologize for how you and your business may have been affected by this. We will perform a full investigation of the incident, confirming the technical trigger, the underlying cause, and preventive action to avoid a repeat in the future.

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Investigating · Slack Status · Jun 08 19:00 UTC

Investigating

Some users in EMEA may be failing to receive 2FA codes via SMS when logging into Slack. We are investigating the trigger and working to resolve this incident as quickly as possible.We will provide another update in 30 minutes or sooner as we have more details to share.

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