(Reuters) -Walt Disney plans to transition away from its use of Slack as a companywide workplace collaboration system, after a hacking entity leaked online more than a terabyte of company data, according to a report in the Status media newsletter.

Disney CFO Hugh Johnston said most of the media and entertainment company's businesses would stop using Slack as a workplace collaboration tool later this year

Disney told employees on Thursday that it will no longer use Slack for internal communication after a hack earlier this year allowed cybercriminals to expose financial materials, computer codes, and o

In an internal memo shared this week, CFO Hugh Johnston says most Disney teams will move away from Slack by the end of this year.

A hacking group said it gained access to Disney's Slack channels over the summer, which led to leaks. Now, Disney is transitioning away from Slack.

The company said in a memo that most of its businesses would stop using the tool by the end of this year.

The entertainment company reportedly issued a memo to staff that a migration away from Slack’s collaboration application will conclude next year. The move follows a high-profile data breach that led to the publication of 44 million Slack messages and tens of thousands of documents by a hacking group.

The company's Slack server was hacked in July, leading to more than a terabyte of company data being leaked to the public.