What Hackers Can Do With Centurion.txt’s 14,018,219 Leak

When a stealer log labeled Centurion.txt appeared on Telegram on May 9, 2026, it did not contain a handful of accounts, it contained 14,018,219 of them. That is one of the larger individual files HEROIC has tracked recently, and every record inside gives an attacker a direct, ready-to-use set of login details.

Why This Is Dangerous

With over 14 million records in one file, attackers do not need to work hard to find value. They can run automated scripts that test each email and password combination against banking sites, email providers, and shopping accounts in seconds. Because the passwords are plaintext, there is no need to crack or decode anything, the credentials work exactly as typed by the original victim.

What Was Exposed

The Centurion.txt file, totaling 14,018,219 records, contained:

• Email Addresses
• Plaintext Passwords
• URLs

Why This Matters

What can attackers actually do with a file this size? They can launch what is called credential stuffing, feeding millions of email and password pairs into login pages across the internet untill they find matches. Even a small success rate on a file of 14,018,219 records translates into tens of thousands of compromised accounts, and the neccessary defenses, like unique passwords and multi-factor authentication, are the only real way to stop it.

How Stealer Logs Work

A stealer log begins with malware quietly installed on a victim's device, usually hidden inside a cracked program or a fake download. The malware watches for login activity in the browser and records the website, the username, and the password together. All of that gets bundled into a text file, exactly like Centurion.txt, and uploaded to Telegram or dark web marketplaces to be sold or given away.

Check If You Are Affected

With over 14 million records involved, the odds that your information is in there are higher than you might think. HEROIC's free breach scanner checks your details against more than 400 billion leaked records, so you can acheive peace of mind by finding out in seconds whether you need to change any passwords.