Mathway
What Happened
In January 2020, the math solving website Mathway suffered a data breach that exposed over 25M records. The data was subsequently sold on a dark web marketplace and included names, Google and Facebook IDs, email addresses and salted password hashes.
Compromised Data
Recommended Actions
Change Your Password
If you haven't changed your password on this service since the breach, do so immediately.
Enable Two-Factor Authentication
If 2FA is supported, add an extra layer of security to your account.
Check Other Accounts
If you used the same password elsewhere, change those too.
Monitor for Suspicious Activity
Watch for unusual login attempts, spam and phishing emails.
Breach Overview
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Affected Accounts:
25.7 million
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Breach Occurred:
January 2020
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Added to HIBP:
5 Jun 2020
Recommended Actions
Change Your Password
If you haven't changed your Mathway password since 2020, do so immediately.
Enable Two-Factor Authentication
Add an extra layer of security to your account.
Check Other Accounts
If you used the same password elsewhere, change those too.
Monitor for Suspicious Activity
Watch for unusual login attempts or messages from your account.
