Breach Intelligence Report 16 Oct 2026

F-Game Data Breach Reported: 1,135 Records With Password Hashes

HEROIC
HEROIC Threat Intelligence Team
Email Address Password Hash
Gaming https://www.f-game.jp
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Records Exposed 1,135
Source Type Database
Origin Japan

The reported F-Game data breach carries a date of August 1, 2023. HEROIC analysts logged a claim of 1,135 records, each combining an email address with a password hash. Since the claim is unconfirmed, scanning your email is the one way to learn whether you are named in it.


Scrambled Passwords Are Still a Starting Point

A password hash is the result of running a password through a formula. It protects better than a plain password, yet a determined person can try to reverse it, particularly for passwords that are short or easy to guess. A password reused at other sites is the main exposure. A reported count of 1,135 is a prompt to look, not a verdict: the scan is the step that turns a claim into an answer for you.


The Claimed Data

  • Email addresses: one for each of the 1,135 records.
  • Password hashes: scrambled passwords, with no plain text claimed.

Where a Reported Record Can Lead

If a hash is cracked, the password behind it can be tried on email, shopping and work logins. Mailbox control is the route to password resets, and fraud and identity theft sit at the end of that route. Phishing messages that mention the name F-Game can also be built from a leaked address.


Reading the Breach Type

A database breach describes records copied from one service's own systems. In this case the claim is reported and unconfirmed. The record gives the name, the date, the count and the two data types, and nothing else, so HEROIC makes no statement about the nature of F-Game or its users. The hyphen in the name is part of how it is written.


Is Your Email on the Reported List?

See for yourself: scan your email and see your information. If a match appears, change the password for this service and for any site that used the same one, and treat unexpected messages mentioning F-Game with suspicion. Personal and work addresses should both go through the scan.

Breach Breakdown

Domain https://www.f-game.jp
Leaked Data Email Address,Password Hash
Password Types N/A
Date Leaked 16 Oct 2026
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Private & Secure No Account Needed 2,810 scanned today
Breach Rank #N/A by affected users
Impact Score
0
sensitivity + scale + recency
Est. Financial Impact $8.2K 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

Recommended
Identity Protection

Enable advanced identity monitoring and dark web surveillance