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ActiveTechOutageOngoing

Cloudflare Access one-time PIN emails blocked by certain email security gateways, including Proofpoint

What happened

Aug 31 , 20:16 UTC Investigating - Cloudflare is investigating an issue preventing some Access one-time PIN (OTP) emails from reaching customers who use certain email security gateways. Proofpoint users are currently the most affected. The sending IP address has been flagged by these gateways, causing OTP emails to be blocked. Cloudflare engineering is working to restore delivery. No other Access authentication is i…

Summary assembled by rule from the sources below

Why it's spreading

Timeline

  1. First appeared on Cloudflare StatusCloudflare Status
    1. InvestigatingCloudflare is investigating an issue preventing some Access one-time PIN (OTP) emails from reaching customers who use certain email security gateways. Proofpoint users are currently the most affected. The sending IP address has been flagged by these gateways, causing OTP emails to be blocked. Cloud…

Sources