ELI5 How do card readers for online banking work if they are not connected to the internet? Submitted by Koopatrillion t3_yzf0mm on November 19, 2022 at 3:55 PM in explainlikeimfive 8 comments 4
Smolenski t1_iwzm6k2 wrote on November 19, 2022 at 4:25 PM If not connected to the internet at some point, they queue up the transaction information so it's ready for when internet connection is established. Permalink −2−
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