Personal Data Leak Monitor

XKCD data breach

562K accounts from XKCD (xkcd.com) were exposed in this breach. Besides email addresses, it included passwords, which makes it a high-risk breach.

Breach date
July 1, 2019
Accounts
561,991
Added to the database
September 1, 2019

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What leaked

Email addressesIP addressesPasswordsUsernames

What to do now

  1. Please change that password, and anywhere you reused it
  2. Do not tap links in emails claiming to be that service
  3. Verify you have not reused that login anywhere

Tools that help with this breach

1PasswordPaidVisit the official site →(opens in a new tab)YubiKeyPaidVisit the official site →(opens in a new tab)

About this breach

In July 2019, the forum for webcomic XKCD suffered a data breach that impacted 562k subscribers. The breached phpBB forum leaked usernames, email and IP addresses and passwords stored in MD5 phpBB3 format. The data was provided to HIBP by white hat security researcher and data analyst Adam Davies.

Source: Have I Been Pwned (CC BY 4.0)

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