# Risk score Use risk score operations to configure blocklists based on transaction risk factors. ## Retrieve risk score rules - [GET /risk-score-rules](https://www.rebilly.com/docs/dev-docs/api/risk-score/getriskscorerules.md): Retrieves risk score rules. ## Modify risk score rules - [PUT /risk-score-rules](https://www.rebilly.com/docs/dev-docs/api/risk-score/putriskscorerules.md): Modifies risk score rules. ## Retrieve risk score blocklist rules - [GET /risk-score-rules/blocklists](https://www.rebilly.com/docs/dev-docs/api/risk-score/getriskscoreblocklistrules.md): Retrieves risk score blocklist rules. ## Modify risk score blocklist rules - [PUT /risk-score-rules/blocklists](https://www.rebilly.com/docs/dev-docs/api/risk-score/putriskscoreblocklistrules.md): Modifies risk score blocklist rules. ## Retrieve risk score simulation jobs - [GET /risk-score-simulation-jobs](https://www.rebilly.com/docs/dev-docs/api/risk-score/getriskscoresimulationjobcollection.md): Retrieves a list of simulation jobs. ## Create new risk score simulation job - [POST /risk-score-simulation-jobs](https://www.rebilly.com/docs/dev-docs/api/risk-score/postriskscoresimulationjob.md): Creates a new risk score simulation job. ## Retrieve risk score simulation job - [GET /risk-score-simulation-jobs/{id}](https://www.rebilly.com/docs/dev-docs/api/risk-score/getriskscoresimulationjob.md): Retrieves a specified risk score simulation job. ## Stop an active risk score simulation job - [POST /risk-score-simulation-jobs/{id}/stop](https://www.rebilly.com/docs/dev-docs/api/risk-score/postriskscoresimulationjobstop.md): Stops an active risk score simulation job. ## Retrieve risk score simulated transactions - [GET /risk-score-simulation-jobs/{id}/transactions](https://www.rebilly.com/docs/dev-docs/api/risk-score/getriskscoresimulatedtransactioncollection.md): Retrieves a list of affected transactions for a specified risk score simulation.