Financial privacy has practically vanished over the last 50 years. Most people are in denial about it, and still believe that their relationship with their bank or their credit union is confidential -...
In crypto all transfers require a cryptographic signature from a private key that doesn’t have to be shared. In credit cards, you literally give your private key to the merchant and trust them to take the right amount. The difference of these two security models is enormous.
Also, privacy coins are private. The blockchain isn’t a ledger that shows who spent what to who in privacy coins like Monero.
You’re talking about privacy, not security.
In crypto all transfers require a cryptographic signature from a private key that doesn’t have to be shared. In credit cards, you literally give your private key to the merchant and trust them to take the right amount. The difference of these two security models is enormous.
Also, privacy coins are private. The blockchain isn’t a ledger that shows who spent what to who in privacy coins like Monero.