Breach Intelligence Report 16 Oct 2026

358 Passwords Surface in the SiliconLeaf Breach Discovery

HEROIC
HEROIC Threat Intelligence Team
Email Address Plaintext Password
Technology https://www.siliconleaf.com
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Records Exposed 358
Source Type Database
Origin Telegram

HEROIC analysts discovered a file reportedly tied to SiliconLeaf, a technology company site, containing 358 records of email addresses and plaintext passwords, dated August 1, 2023. The discovery is smaller than many breaches HEROIC tracks, but the exposure is just as complete, each record pairs a real email with a password stored in readable form. The only way to know if your information is part of this file is to scan your email. Analysts flag files like this precisely because smaller leaks can sit unnoticed far longer than large, widely reported ones.


Why Analysts Treat a Small File as a Real Find

Size has little to do with usability here. Each of the 358 pairs in this file is immediately workable, an attacker can try the email and password combination directly against SiliconLeaf or against other sites, counting on password reuse to get them further than the original target.


What Analysts Found Paired Together

  • Email Address: identifies a real account holder and enables targeted phishing or login attempts on other services.
  • Plaintext Password: readable on sight, with no cracking or guessing required.

Why This Small Find Still Carries Real Risk

Account takeover is the clearest consequence, particularly anywhere the same password was reused outside SiliconLeaf. Once an attacker controls a reused password, broader fraud and identity theft often follow, since email accounts are frequently the key used to reset access to other services.


How Analysts Believe This Data Reportedly Surfaced

A breach of this type reportedly involves records taken directly from the service's own systems rather than assembled from an infected device. After extraction, the data is typically packaged into a file and passed along hacking forums and messaging channels until it is discovered.


Is Your Email Among the 358 SiliconLeaf Records?

Scan your email to check. If it matches, change your SiliconLeaf password immediately and anywhere else you used the same one, since it was stored in plain text. This check applies equally to personal and work email addresses.

Breach Breakdown

Domain https://www.siliconleaf.com
Leaked Data Email Address,Plaintext Password
Password Types N/A
Date Leaked 16 Oct 2026
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Breach Rank #N/A by affected users
Impact Score
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sensitivity + scale + recency
Est. Financial Impact $2.6K 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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