An unauthorized access issue occurred on "Onamae.com VPS" and the maximum risk of EA has surfaced
Viewing the Unauthorized Access Incident on "Onamae.com VPS" and the Fear of Infrastructure Dependence
〜The Era of Losing Assets for Reasons Other Than Market Volatility, and Self-Defense Measures Traders Should Take〜
“As long as you manage funds properly and run a proven automated trading system (EA), you should be safe.”
The premise that many traders believed without question was shattered overnight.
Currently, the greatest risk in FX trading is not merely volatility on charts or leverage.
Focusing on the large-scale unauthorized access incident at a major VPS service on October 21, 2026, this urgent analysis explains the “infrastructure dependency risk” and structural flaws of the foreign FX environment that modern traders face.
1. [True Record] Overview of the Unauthorized Access Incident at “Onamae.com VPS”
On October 20, 2026, in Japan, many automated trading (EA) traders who rely on the infrastructure “Onamae.com Desktop Cloud (FX VPS)” detected unauthorized programs installed and unauthorized access by a third party.
The operator company (GMO) took the situation seriously and, as an emergency measure to prevent further damage, began forcibly shutting down up to 26,739 VPS servers from 4:00 a.m. on October 21.
Timeline of the “Onamae.com VPS” Unauthorized Access Incident
- October 20, 2026: Unauthorized programs installed and intrusion detected on server groups.
- October 21, 04:00: For safety, up to 26,739 VPS servers were urgently forcibly shut down.
- Impact: EA running MT4/MT5 all stopped. It became impossible to close existing positions.
2. Why did it happen? Three structural problems highlighted by this incident
Chaos arose when infrastructure was cut off while markets were moving. The structural issues revealed by this accident are as follows.
① Inability to settle due to forced stop of EA (Automated trading)
The moment the VPS was forcibly stopped, EAs on MetaTrader (MT4/MT5) halted. Especially for logics that only managed stop-loss (SL) or trailing close within the program, the execution engine that places orders disappeared, causing unrealized gains to vanish and unrealized losses to potentially balloon without bound.
② Chain reaction of forced losses in grid martingale-type EAs
Significant damage is expected for methods that accumulate positions through averaging down or doubling (Martingale). When the rebound after averaging down could not be closed by the program, positions may be left open as the market moves against them, risking total account wipeout and forced liquidation.
③ Password leakage & secondary damage risks
Unauthorized access raised concerns that login IDs and passwords for securities accounts or Web wallets saved on the VPS desktop, Notepad, or MT4 memory could be viewed by outsiders. This was not just trading losses but the fear of account takeover.
This incident vividly demonstrates how dangerous a fragile trading style that relies on high leverage, EA automation, and a single infrastructure dependency can be.
3. The further blow: Blocking of remittance routes “Overseas FX × Domestic Bank Accounts”
In addition to infrastructure risk, traders using overseas FX (unregistered operators) face a huge barrier: the blocking of withdrawal/remittance infrastructure.
In recent years, under the leadership of the Financial Services Agency and the National Police Agency, domestic banks’ anti-money laundering (AML) monitoring systems have become fully operational. There has been a sharp rise in freezes of remittance accounts that route through domestic payment intermediaries used by unregistered overseas FX operators.
Concrete effects of stricter remittance infrastructure
- Forced freezing of bank accounts: Frequent transfers to overseas operators or withdrawals can cause suddenly frozen personal main bank accounts.
- Tightening as transitional measures under amended Payment Services Act: Withdrawal routes via opaque intermediary companies are gradually closed. Even if there are profits, you may not be able to withdraw them.
- Unsecured risk: Many overseas operators only offer segregated management, and when the operator collapses or refuses withdrawals, Japanese public authorities cannot intervene.
4. Solutions: Breaking away from system dependence and adopting “Domestic Authorized Environment + High RR Techniques”
The fundamental solution to escape daily fear of infrastructure failures and remittance blocks is “returning to safe domestic authorized accounts” and “acquiring essential trading analysis skills.”
1. The absolute reassurance provided by domestic authorized accounts
FX brokers authorized by Japan’s Financial Services Agency are obliged to provide legally mandated “fully trusted custody.” If a broker fails, customer funds are 100% protected by trust banks. Also, the risk of domestic bank account freezes does not occur.
2. Overcoming low-leverage environments with “Ultra RR-focused trading”
If you switch to a domestic account (maximum leverage 25x), high-leverage, high-lot short-term profit strategies cannot be used. What becomes necessary is a mindset that increases the value per trade (expected value) per trade.
Secrets of high risk-reward (RR) focused trading:
・Pursue ranges, not win rate: Even with a 40% win rate, if you strictly target profits that are 3 times the losses (RR 1:3), capital will grow steadily.
・Analysis of liquidity: Identify price points where orders cluster in advance and hold positions to reach deep take-profit targets.
・Multifaceted market analysis (correlation analysis + AI assistance): Combine multiple indicators beyond a single chart, including dollar index and interest rate trends, to anticipate large wave movements.
5. Summary: Self-defense checklist traders should implement immediately
The troubles with Onamae.com VPS serve as a strong warning to all automated traders and international FX traders. To protect your assets, implement the following self-defense measures now.
✅ Immediate actions: “Asset Defense Checklist”
- Check all positions on your mobile app (Ensure you have a method to manually close trades without relying on VPS).
- Change passwords for trading accounts, VPS, and related services (Especially if you reuse passwords; refresh immediately).
- Enable two-factor authentication (2FA) on your My Page and email。
- Review EA-automated full-system operation and consider shifting to domestic accounts with “Ultra RR-focused trading”。
Escaping excessive leverage and system dependence to gain a safe domestic trading environment and lifelong analytical skills is the optimal path for traders to survive in the future.
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