ELI5: How do hotel door electronic locks know your card is valid vs. cancelled if they're not talking to the front desk all the time? Submitted by kepler1 t3_125dwqx on March 29, 2023 at 5:14 AM in explainlikeimfive 11 comments 8
Concerned about vulnerability of hijacking iCloud, finances using only iPhone passcode, how to protect? Submitted by kepler1 t3_11brqmf on February 25, 2023 at 6:20 PM in iphone 7 comments 0