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XK

XKCD

Medium

The XKCD forum's phpBB suffered a significant breach in July 2019, exposing usernames, emails, IPs, and weakly hashed passwords of over 561k users.

Records exposed
561,991 records
Breach date
Breach Jul 1, 2019
Last update
Updated Sep 1, 2019

What data was exposed?

Fields reported as compromised in this breach record.

Email addressesIP addressesPasswordsUsernames

Why does this breach matter?

In-depth analysis of the breach and its implications.

In July 2019, a data breach occurred on the phpBB forum for the webcomic XKCD, impacting 561,991 subscribers. Various data types were exposed, including usernames, email addresses, IP addresses, and passwords stored using the MD5 phpBB3 hashing algorithm. The breach was disclosed through the efforts of a security researcher promoting awareness.

Impact Analysis

Understanding the scope and consequences of this breach.

User Impact
Exposed users may face increased phishing attempts or account compromise risks.
Business Impact
The breach resulted in reduced trust in the XKCD forum's security measures.
Affected Sectors
  • Web Forums
  • Online Communities
Geographic Impact
  • Global

What You Should Do

Recommended actions to take in response to this breach.

If You Were Affected

  • Change passwords associated with affected accounts.
  • Enable two-factor authentication where possible.

Preventive Measures

  • Avoid reusing passwords across platforms.
  • Regularly audit your online account credentials.
  • Use modern, secure cryptographic algorithms for password storage.

Frequently Asked Questions

Common questions about this breach and what it means for you.

Usernames, email addresses, IP addresses, and MD5-hashed passwords.