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Firefox Monitor. See if your email has appeared in a company’s data breach. Facebook Container. Help prevent Facebook from collecting your data outside their site. Firefox Monitor is a free service provided by Mozilla, which is the same company that created the Firefox browser. Will Firefox Monitor protect me from data breaches? No one — not even Firefox — can prevent data breaches from happening. We can alert you about breaches that affect you.
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- About Firefox Monitor Firefox Monitor warns if your online accounts were involved in a data breach. Find out if you’ve been in a data breach, get alerts about new breaches, and take steps to protect your online accounts. Firefox Monitor is provided by Mozilla.
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