20 Cell Phones Equipped With NFC May Have Back Door Allowing NSA or 3-Letter Agencies To Scan RFID Chips In Your Credit Card or Debit Card And Identify You. Cell Phones Are Adjacent To Wallets In Pockets. (www.cbc.ca) posted 198 days ago by Vlad_The_Impaler 198 days ago by Vlad_The_Impaler +22 / -2 4 comments share 4 comments share save hide report block hide replies
This article is over 10 years old so I imagine there are many other ways in which cellphones link you to your identity and account information.
More on RFID risks https://odysee.com/@RobBraxmanTech:6/rfid:ca
They still can't leak a data element or payment-methods you never put into it.