Firefox Monitor is an online service developed by Mozilla, announced in June 2018, and launched on September 25 of that year.

[1] It informs users if their email address and passwords used have been leaked in data breaches, using the database provided by Have I Been Pwned?

According to reporting by Krebs on Security, OneRep founder had founded multiple people-search companies in the past thus having a conflict of interest.

Mozilla said in a statement:"We were aware of the past affiliations with the entities named in the article and were assured they had ended prior to our work together.

We will always put the privacy and security of our customers first and will provide updates as needed.” Following up on their statement shortly after, Mozilla's vice president of communications told technology news site The Verge that it had ended the partnership with Onerep.