Flagged Activity
The Flagged Activity area in the Operator Backoffice helps operators quickly identify and investigate suspicious or unusual gameplay activity. In this view, Transactions are automatically surfaced when they meet predefined criteria, such as operator response failures or unusually large wins.
Operators can set customisable thresholds for Big Wins, giving flexibility to define what is considered a “big win” in their own environment, together with global thresholds remaining in place for separate customer support investigations.

What Is Flagged?
Transactions are flagged automatically by the system based on two criteria:
1. Operator Response Failures
Transactions that have both:
Status:
declinedError code:
RS_ERROR_UNKNOWN
These often indicate a failure in the operator’s system response to a round transaction and may require follow-up.
2. Big Wins
Big Wins can now be detected in two ways:
Operator-defined custom thresholds: configurable by you inside Flagged Activity view.
Global thresholds: always applied, used by Hub88 Customer Support for proactive investigation. This threshold is as follows:
Win amount exceeds €40,000, and
The bet-to-win ratio is higher than 350x
Rounds that cross global threshold are automatically reviewed by Hub88 team. The team will create an investigation ticket with a Supplier, and refer the communication back to Operator with the result. No additional action is expected from you.
A transaction is flagged if it exceeds either the set custom threshold or the global threshold.
Using the Flagged Activity View
The layout is identical to the standard All Transactions view but is automatically filtered to show only flagged entries. From this view, you can:
Set a custom threshold based on which the flagged transactions view will be displayed
Review all flagged transactions (filters can be applied as needed)
Update investigation status of one or multiple transactions
Setting a Custom Threshold for a Big Win
The new Threshold Settings modal is accessible directly from the Flagged Activity page.
To start, click on the "Set custom threshold" button.
In the pop-up, you'll need to add a value for a minimum win amount and a minimum win ratio.
Minimum win amount needs to be larger than 1000 EUR, and win-to-bet ratio needs to be larger than 50 times.


Click "Submit" to apply the custom threshold, after which the Flagged Activity view will continue to contain wins applicable to your set threshold. You'll see the threshold set on the top right of the page.

Updating a Custom Threshold For Big Wins
You can update the previously set custom threshold by clicking the “Update threshold” button. This will prompt open a pop-up with prefilled applied thresholds, where you can customise your new threshold limitations.


Available Statuses
You can track investigation progress using one of three statuses:
FLAGGED(default) - Automatically assigned when the transaction is flaggedINVESTIGATING- Set when the issue is actively under reviewRESOLVED- Used when investigation is complete
Creating a Support Case
Similarly to the All Transactions view, you can create customer support cases directly from the "Actions" menu at the end of each transaction's row. You can create support requests for both "Big Wins" and “Stuck round / missing transaction” cases. Once you click the selected ticket creation, you'll be directed to HubConnect, where you can finalize the case creation with some data already prefilled.

Shared Visibility and Collaboration
The Flagged Activity area supports cross-user visibility. All users within the Operator's account see the same investigation statuses, enabling teams to avoid duplication and maintain investigation continuity. Currently, only Brand level users can see and edit permissions
Data Retention
Flagged transactions are retained for 30 days after the flag was applied.
If a previously
declinedtransaction is retried and succeeds, the flag is removed, and the transaction will no longer appear in the Flagged Activity view.
FAQ
1. Why do I need custom thresholds if global Big Win thresholds exist? Operators often require more granular control. For example, €5,000 might be a big win for one operator but not another. Custom thresholds allow proactive fraud monitoring at an operator level.
2. What happens if thresholds are set too low? Minimum values for custom threshold are: €1,000 (amount) and 50x (ratio).
3. Can thresholds be set per game or supplier? No. Thresholds apply globally per your operator account.
4. Can multiple threshold sets be active at once? No. Only one active set is supported.
5. How do operators know which cases support will investigate? Support continues to investigate all transactions that meet the global Big Win definition:
Win amount > €40,000
Win-to-bet ratio > 350x
6. What happens if a flagged activity meets both thresholds? It will appear for the operator and also be investigated by Hub88 Customer Support.
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