Mimecast said on Tuesday that “a sophisticated threat actor” had compromised a digital certificate it provided to certain customers to securely connect its products to Microsoft 365 (M365) Exchange.
The discovery was made after the breach was notified by Microsoft, the London-based company said in an alert posted on its website, adding it’s reached out to the impacted organizations to remediateRead More – The Hacker News


By |2021-01-13T06:20:24-05:00January 13th, 2021|