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The latest breach involves Trello with a domain of This breach occurred on 2024-01-16.


In January 2024, data was scraped from Trello and posted for sale on a popular hacking forum. Containing over 15M email addresses, names and usernames, the data was obtained by enumerating a publicly accessible resource using email addresses from previous breach corpuses. Trello advised that no unauthorized access had occurred. the breach of Trello poses serious risks, including potential phishing attacks, identity theft, and other security concerns.

Breach Details

  • Breach Name: Trello
  • Breach Date: 2024-01-16
  • Compromised Accounts: 15,111,945
  • Compromised Data: Email addresses, Names, Usernames

Breached Trello Overview

Trello is a company based in the United States. It was founded by Michael Pryor, Joel Spolsky, and Alexey Kachayev in September 2011. As of my knowledge, Trello has approximately 175 employees. Regarding its financial standing and stock market performance, since Trello was acquired by Atlassian in January 2017, it is now a subsidiary of Atlassian. Therefore, specific financial information or stock market performance for Trello as an individual entity may not be publicly available.


HookPhish does not engage in the exfiltration, downloading, taking, hosting, viewing, reposting, or disclosure of any files or stolen information. Any legal concerns regarding the content should be directed at the attackers, not HookPhish. This blog is dedicated to posting editorial news, alerting readers about companies falling victim to ransomware attacks. HookPhish has no affiliation with ransomware threat actors or groups, and it does not host infringing content. The information on this page is automatically generated and redacted, sourced directly from the Onion Dark Web Tor Blogs pages.

Preventive Measures

What can individuals and companies do to safeguard against similar breaches? Strengthen your defenses against phishing attacks through our Phishing Simulation training.

Education is key in defending against social engineering attacks. Learn more about our Awareness Training program to educate your employees and fortify your defenses.


What should I do if I was affected by this breach?
Changing your passwords immediately is a crucial first step. Consider using unique, strong passwords for each of your accounts.

How can I check if my email address was part of the compromised data?
You can use online tools or services that allow you to check if your email address has been involved in recent data breaches. Be cautious about inputting sensitive information into unknown websites and prefer reputable platforms.

Is two-factor authentication (2FA) recommended after this incident?
Yes, enabling 2FA adds an extra layer of security to your accounts. It’s highly recommended to activate 2FA wherever possible to enhance the protection of your online accounts.

Should I be concerned about phishing attempts after this breach?
Absolutely. Be vigilant for phishing emails or messages attempting to exploit the breached data. Avoid clicking on suspicious links and verify the authenticity of any communication, especially if it asks for personal information or login credentials.

Has Trello addressed the security issues that led to this breach?
Trello has not provided specific details about the security measures implemented post-incident. It’s advisable to monitor official statements from Trello or related authorities for updates on their security enhancements.

Are there any legal actions being taken against the perpetrators of this breach?
As of now, there is no information on legal actions. Cybersecurity agencies and law enforcement may be investigating the incident. Stay informed through official channels for any developments regarding legal proceedings.


This breach serves as a stark reminder of the importance of robust cybersecurity practices. By staying vigilant and informed, we can better protect ourselves from similar threats.

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