Mimecast was one of the several cybersecurity companies to confirm being targeted by the hackers who breached the systems of IT management solutions provider SolarWinds.

After compromising SolarWinds systems, the attackers, which have been linked to Russia, used their access to deliver malicious updates for SolarWinds’ Orion monitoring product to roughly 18,000 customers. A few hundred of these customers, including government and private organizations, were further targeted.

After compromising SolarWinds systems, the attackers, which have been linked to Russia, used their access to deliver malicious updates for SolarWinds’ Orion monitoring product to roughly 18,000 customers. A few hundred of these customers, including government and private organizations, were further targeted.