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

Will you be reducing your cybersecurity headcount in 2024?

Despite increasing security incidents and growing threats of cyber attacks, almost half of organisations that took part in a recent study plan to reduce their security headcount. And, according to PwC, an estimated 20% of organisations will shrink or freeze their...

read more

Top cybersecurity trends from 2023

Cybersecurity threats are constantly evolving as malicious actors change tactics and take advantage of emerging technologies to attack new targets, scale up their operations and evade capture. As a result, security professionals need to be aware of these changes. Here...

read more