MangaDex

What Happened

In March 2021, the manga fan site MangaDex suffered a data breach that resulted in the exposure of almost 3 million subscribers. The data included email and IP addresses, usernames and passwords stored as bcrypt hashes. The data was subsequently circulated within hacking groups.

Compromised Data

Email addresses
IP addresses
Passwords
Usernames

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.

1Password

Use 1Password to generate and store strong, unique passwords for all your accounts.

Try 1Password

Breach Overview

  • Affected Accounts:

    3 million
  • Breach Occurred:

    March 2021
  • Added to HIBP:

    25 Apr 2021

Recommended Actions

Change Your Password

If you haven't changed your MangaDex password since 2021, 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.

1Password

Use 1Password to generate and store strong, unique passwords for all your accounts.

Try 1Password