Transaction verification method and device, electronic equipment and storage medium

The invention discloses a transaction verification method and apparatus, an electronic device and a storage medium. The method comprises the steps of obtaining verification information of a to-be-verified transaction; wherein the transaction to be verified refers to a transaction with an unknown transaction state; the verification information at least comprises a source transaction code of the to-be-verified transaction; determining target transaction information matched with the source transaction code of the to-be-verified transaction from each piece of preset transaction information; wherein the target transaction information at least comprises a transaction message of a verification transaction and link configuration; packaging the transaction message to obtain a packaged message; calling a target system to check the to-be-checked transaction by using the packing message to obtain a check result of the to-be-checked transaction; wherein the target system refers to a system corresponding to the link config