Tag 10
CheckSum
Abbreviation:
Description
Three byte, simple checksum (see Appendix B: CheckSum Calculation for description). ALWAYS LAST FIELD IN MESSAGE; i.e. serves, with the trailing <SOH>, as the end-of-message delimiter. Always defined as three characters. (Always unencrypted)
Wire Format & Usage Example
Single field (key=value)
10=128
In a FIX message (ExecutionReport)
8=FIX.4.4 | 9=... | 35=8 | 49=SENDER | 56=TARGET | 34=1 | 52=20240101-09:30:00.000 | … | 10=128 | … | 10=...
Fields are delimited by SOH (ASCII 0x01), shown here as " | ". The highlighted field 10=128 is this field's position in the message.
Used in Messages
687AdvertisementJAllocationPAllocationAckkBidRequestlBidResponsejBusinessMessageRejecttCrossOrderCancelReplaceRequestuCrossOrderCancelRequestAADerivativeSecurityListzDerivativeSecurityListRequestQDontKnowTradeCEmail8ExecutionReport0Heartbeat6IOIKListCancelRequestLListExecuteNListStatusMListStatusRequestmListStrikePriceALogon5LogoutXMarketDataIncrementalRefreshVMarketDataRequestYMarketDataRequestRejectWMarketDataSnapshotFullRefreshiMassQuotebMassQuoteAcknowledgementACMultilegOrderCancelReplaceRequestsNewOrderCrossENewOrderListABNewOrderMultilegDNewOrderSingleBNews9OrderCancelRejectGOrderCancelReplaceRequestFOrderCancelRequestrOrderMassCancelReportqOrderMassCancelRequestAFOrderMassStatusRequestHOrderStatusRequestSQuoteZQuoteCancelRQuoteRequestAGQuoteRequestRejectAIQuoteStatusReportaQuoteStatusRequestAHRFQRequestoRegistrationInstructionspRegistrationInstructionsResponse3Reject2ResendRequestdSecurityDefinitioncSecurityDefinitionRequestySecurityListxSecurityListRequestfSecurityStatuseSecurityStatusRequestvSecurityTypeRequestwSecurityTypes4SequenceResetTSettlementInstructions1TestRequestAETradeCaptureReportADTradeCaptureReportRequesthTradingSessionStatusgTradingSessionStatusRequestnXMLnonFIX