Mimecast, which provides email management systems, updates that the hacker was able to hack into the company’s systems and access customer information.
According to the company, the hacker was able to gain access to a certificate used to identify Mimecast services located on Microsoft’s server.
The company also states that all customers who may have been harmed have been updated and it also asks all customers of the company to replace the existing certificate in their possession with a new certificate issued by the company.
The breach was identified by Microsoft, which updated Mimecast that an unidentified source accessed the company’s servers.
According to DZNet: Mimecast says hackers abused one of its certificates to access Microsoft accounts.
Mimecast, a provider of email management software, said learned of the security incident from Microsoft.
Read more about Examples and Numbers of Social Engineering attacks ›
Save Your Company from Social Engineering Attacks Like that
Register and Get your Personalized Free Exposure Report NOW
and See your where your Company is Exposed to Hackers
Recently Published on our Blog
Top World Cup-related phishing attacks
Big events are always a target for phishing attacks, as it means there will be lots of people willing to pay a high price to ensure they don’t miss out on a ticket. This year’s football World Cup in Qatar is no different. In the run-up to and during the...
Mitigating the impact of fake social media accounts
Whilst social media is a vital tool for brands to communicate with customers, companies need to consider the impact these platforms can have on their business. They hold the power to change the rules of engagement without warning, which can lead to unintended...
Could cybersecurity complacency be costing you?
Everyone knows that cybersecurity is important, particularly as cyber criminals are using increasingly sophisticated methods to hack into large company networks. But it can be frustrating when you can’t use a certain app that would make team communication easier, and...