Amazon Linux 2023 must ensure the pcscd socket is active.
The information system ensures that even if the information system is compromised, that compromise will not affect credentials stored on the authentication device.
The daemon program for pcsc-lite and the MuscleCard framework is pcscd. It is a resource manager that coordinates communications with smart card readers and smart cards and cryptographic tokens that are connected to the system.
How this relates to the STIG checklist: STIG vs SCAP benchmark.