You can stop and prevent any further unauthorized transactions by locking or deleting your card in the Venn application to have your card locked or deleted.
How to lock your card?
Step 1: Go to Venn "Cards"
Step 2: Select the specific card that you want to lock
Step 3: Select "Lock card"
How to delete your card?
Step 1: Go to Venn "Cards"
Step 2: Select the specific card that you want to delete
Step 3: Select "Settings"
Step 4: Select "Delete card"
Watch the video below for a detailed guide: