Massive X (Twitter) Data Leak Exposes Over 200 Million User Records

Summary: A significant data leak from the social media platform X, formerly known as Twitter, has reportedly exposed over 200 million user records, dating back to January 2025. The leak, which involves 400GB of data, was discovered on a clear web forum, and the threat actor claims to have acted out of frustration with X’s lack of response to previous notifications. The leaked data poses serious risks to users, including phishing and social engineering attacks.

Affected: X (formerly Twitter)

Keypoints :

• Over 200 million user records allegedly leaked, with 201,186,753 entries found in a 34GB .CSV file.
• The breach reportedly originated from a January 2023 data scrape, cross-referenced with new data.
• Users are advised to be cautious of phishing attempts, update their privacy settings, and report suspicious communications.
• The threat actor stated they attempted to alert X before publicly disclosing the breach.
• Clearweb forums are highlighted as platforms used by hackers for data sharing and coordination.