Breach Intelligence Report 18 Mar 2026

Check Now: segacloud Subs 16 Combolist Leaked 6,520,319 Logins

HEROIC
HEROIC Threat Intelligence Team
Email Addresses Plaintext Password Urls
Stealer Logs segacloud 5000 subs 16 uploaded by a Telegram User
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Records Exposed 6,520,319
Source Type Combolist
Origin United States
Password Type plaintext

Before you keep reading, it might be worth opening a new tab and checking your email against HEROIC's free scanner, because segacloud 5000 subs 16 just added another 6,520,319 login combinations to what's already floating around Telegram.


Why This Is Dangerous

This is a companion file to the segacloud series, and it's even bigger than some of the others. Combolists like this get traded, resold, and folded into bigger collections almost immediately after they're posted, so the exposure from a single upload rarely stays limited to the people who saw it first, making a quick password reset neccessary for anyone who reused a login.


What Was Exposed

  • Email addresses tied to each login
  • Plaintext passwords with no hashing or protection
  • URLs showing which sites the credentials unlock

Why This Matters

When a combolist reaches 6.5 million entries, it stops being about individual accounts and starts being about patterns. Attackers can sort by email domain, by service type, or by password structure to find the easiest targets, which means even a strong password can end up grouped with weaker ones and tested anyway.


How Combolists Work

Combolists don't come from one single breach. They're assembled by pulling username and password pairs from older leaks, stealer logs, and previous combolists, then merging duplicates and formatting everything into one clean file. Once it's built, criminals recieve access to the list almost instantly through private trading channels before it ever goes public, and it becomes a tool for credential stuffing, where bots quietly try each pair against hundreds of login pages, hoping people reused the same password somewhere valuable. It's a numbers game, and a file this size gives attackers alot of numbers to work with.


Check If You Are Affected

Rather than wonder whether your credentials are buried in these 6,520,319 records, run a free check. HEROIC's scanner covers over 400 billion breached and leaked records, so you can confirm your exposure and update any repeated passwords right away.

Breach Breakdown

Domain segacloud 5000 subs 16 uploaded by a Telegram User
Leaked Data Email Addresses,Plaintext Password,URLs
Password Types plaintext
Date Leaked 18 Mar 2026
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Private & Secure No Account Needed 3,664 scanned today
Breach Rank #507 by affected users
Impact Score
40
sensitivity + scale + recency
Est. Financial Impact $47.2M fraud, phishing & misuse risk
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Identity Theft Risk Score

Risk Score: 8.7/10 - Critical

Data Exposure Analysis

Passwords Critical
Financial High
Personal Medium
Social High
Security Critical

Breach Timeline Analysis

March 2024 Multiple credentials exposed in recent data breach
January 2024 Password found in dark web marketplace
December 2023 Personal information leaked in major security incident

Security Recommendations

High Priority
Password Security

Critical: Change compromised passwords immediately and enable 2FA on all accounts

Important
Financial Protection

Monitor credit reports and set up fraud alerts with major credit bureaus

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Identity Protection

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