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#identity-security

1 story · “identity-security”.

A long green-clad Microsoft data centre in Middenmeer, the Netherlands, behind a black perimeter fence and a curving access road, under a cloudy sky. The photo shows Microsoft cloud infrastructure, not a ConnectWise facility.

Oct 20, 2026

Attackers Used ConnectWise Cloud Backup's App Identity to Sign Into Microsoft 365 Tenants

Attackers used ConnectWise Cloud Backup's app identity to sign into at least 162 Microsoft 365 tenants without MFA. ConnectWise shut the service on 17 October.

By TPW Editorial8 min read