# Functions
Identity returns the identity of the caller associated with ctx.
NewTLSBased returns a new TLSBased object.
NewTokenBased returns a new TokenBased object.
SetIdentity returns a new http.Request with the identity set to v.
# Structs
TLSBased extracts the CN of the client's TLS ceritificate.
TokenBased extracts Bearer tokens from the request.