Said It Here

Locked out of cloud service partner center after deauthorization

Small business owners and IT admins are suddenly receiving deauthorization notices for their cloud service provider resellers, locking them out of managing client tenants. This unexpected shutdown cuts off administrative control, leaving organizations scrambling without vendor support or incident response.

What people tried

Every workaround mentioned in the threads below. We haven’t tested any of them — and nobody here is claiming they worked.

  1. 1
    Switching to alternative management tools like CIPP
  2. 2
    Checking for indirect reseller requirements versus direct provider requirements
  3. 3
    Reducing session time lengths to break automated compromise methods
  4. 4
    Enforcing two-step verification with trusted device options turned off
  5. 5
    Revoking all OAuth tokens, signing out active sessions, and resetting account passwords
  6. 6
    Using command-line management tools for mass tenant reporting and remediation

In their words

Unedited, grouped by where they were said, most upvoted first within each place, each linked to the thread it came from.

r/sysadmin1 person · October 2026

“I work for a large enough enterprise that had this happen in the past couple weeks. With the way the campaign propagates, I cannot believe that we are the only tenant to face this uphill battle.”source ↗

“If anyone finds this thread and is in the middle of this 'crisis,' from one sysadmin to another this is what helped break the worm and free our environment from complete collapse and ruin.”source ↗

“Assume any incident response teams your org engages with will be too slow to react to it, at least I faced that firsthand.”source ↗

Accurate_Donkey_1879 · r/sysadmin · 17 upvotes
r/msp1 person · September 2026

“I'm a small one man show and I just got an email with a notice of deauthorization for my CSP reseller, meaning I can't manage my clients MS365 tenants through the partner center anymore.”source ↗

DeejayCa · r/msp · 14 upvotes

“Well that sucks. I actually don't sell direct to clients, just manage so I guess I'm out of luck then.”source ↗

DeejayCa · r/msp · 1 upvotes

Where this came up

People with this problem also raised