Ransomware listing

OpenText

Mimori listed this organization on its leak site on Oct 20, 2026.

Listing date
Oct 20, 2026
Attack date
Oct 20, 2026
01

Listing text

OpenText Corporation is a Canadian company that develops and sells enterprise information management software. OpenText can help you tackle the most complex digital transformation programs with confidence. With the worlds most complete and integrated information management platform, we empower our customers to organize, integrate, and protect data and content as it flows through business processes inside and outside their organization. Sector: Technology - Files: 94306 - Publication planned: 2026-10-29T19:36:20Z

02

About the group

Mimori posted its first listing on Oct 20, 2026 and has listed 4 organizations to date.

03

Learning center

What does this listing mean?

Ransomware groups move data out of the organization before encrypting systems and threaten to publish it if the ransom is not paid. This method is called double extortion.

The listing shows that the group claims to have targeted the organization. Whether the data was published is shown by the later status of the listing.

What should you do if your organization is listed on a leak site?
  1. Record the listing and any published sample files; do not visit the leak site from the corporate network.
  2. Isolate affected systems and preserve logs without deleting them.
  3. Determine which data left the organization; if personal data is involved, review notification obligations with your legal team.
  4. Make any decision about the ransom demand together with legal, management and incident response.
  5. Do not bring systems back online before the attacker’s entry point is closed.
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In the Intelligence 360 plan

Intelligence 360

Customer intelligence on top of Infostealer Detection: leaked accounts of end users who sign in to your site.