src Directory Reference

Files
	cbor_helpers.cpp
	Minimal CBOR reader/writer helpers used by CTAP2 implementation.
	ctap2.cpp
	CTAP2/FIDO2 command processing and ClientPIN implementation.
	ctaphid.cpp
	CTAPHID transport layer for USB HID framed CTAP2/U2F traffic.
	fido2.cpp
	FIDO2/WebAuthn runtime entry points and processing task.
	fido2_storage.cpp
	FIDO2 storage layer using secure-element ECC slots, R-Memory, and NVS counters.
	Fido2Module.cpp
	Fido2Ui.cpp
	FIDO2 UI views and user-presence approval workflow.
	u2f.cpp
	Legacy U2F/CTAP1 protocol implementation for compatibility clients.