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algo_traderlast Wednesday at 8:08 AM1 replyview on HN

Are there services that "guarantee" (or block) transactions for a fee?

In any case, this should be the primary responsibility of the payment service !! The fact it can so casually off load it to the merchants is just bizarre


Replies

abxyzlast Wednesday at 10:25 AM

Guaranteeing transactions would incentivize the provider to block transactions. There are many companies in the space, like sift.com, but they don’t guarantee.