> Hackers Use Compromised ConnectWise Credential to Sign In to 173 Microsoft 365 Tenants
[DATE: 17/10/2026 06:16]
[LANGUAGE: EN]
Cybersecurity researchers are sounding the alarm related to an active campaign in which unknown threat actors are abusing a compromised Microsoft 365 (M365) credential belonging to ConnectWise Cloud Backup (formerly SkyKick) to gain unauthorized access to customers' M365 environments.
ConnectWise Cloud Backup is a cloud-based backup and recovery service built for managed service providers (MSPs