File 17.10_18.21_86’s 5,189,631 Logins Span Every Industry

Scroll through the URLs tied to file 17.10_18.21_86 and you won't find a single theme. Among its 5,189,631 stolen login pairs sit accounts from banking sites, retail stores, streaming platforms, and small business tools alike, a reminder that this kind of leak doesn't respect industry lines.

Why This Is Dangerous

A combolist that spans every industry is dangerous precisely because it gives attackers flexibility. They aren't limited to targeting one sector, they can pick whichever accounts look most valuable, whether that's a healthcare portal, an online bank, or a company's internal tools, all pulled from the same 5,189,631 record file.

What Was Exposed

• Email addresses connected to accounts across many different sectors
• Plaintext passwords with no encryption protecting any of them
• Website URLs identifying the specific service tied to each login

Why This Matters

When a leak this large touches so many different kinds of businesses, the ripple effects reach places you wouldn't expect. A compromised login for a small retailer's admin panel can be just as damaging as one for a bank account, particurly if that access lets an attacker pivot further into a company's systems.

How Combolists Work

Combolists are compiled from a mix of stealer malware output and previously leaked breach data, then organized into simple credential pairs regardless of what industry or service each one originally came from. That's why a single file can contain such a broad mix of unrelated websites and sectors.

Check If You Are Affected

No matter what industry you work in or which accounts you use most, it's worth checking. HEROIC's free scanner searches more than 400 billion (400B+) leaked records, including this file. If your email comes up, change that password and check for the same one anywhere else you might have used it.