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The NYC subway’s new tap-to-pay system has a hidden cost – rider data
- NikolaeVarius 7y ago"The MTA maintains that it retains all information securely with triple DES encryption and that such data is never decrypted. " https://csrc.nist.gov/News/2017/Update-to-Current-Use-and-Deprecation-of-TDEA https://csrc.nist.gov/News/2017/Update-to-Current-Use-and-De... As of 2019 NIST has recommended getting off of 3DES