NewUpdateTokenFailedMsg is returned in response to a token update where the token failed validation.

NewUpdateTokenMsg creates a message sent to edge routers to update the token that allows the client to stay connection.

NewUpdateTokenSuccessMsg is returned in response to a toke update where the token was accepted.

default: crypto_kx_*, crypto_secretstream_*.

OpenSSL(possibly with FIPS): ECDH, AES256-GCM.

FIN is an edge payload flag used to signal communication ends.

MULTIPART indicates that peer can accept multipart data messages.

MULTIPART_MSG set on data message with multiple payloads.

STREAM indicates connection with stream semantics this allows consolidation of payloads to lower overhead.

TRACE_UUID indicates that peer will send data messages with specially constructed UUID headers.

UUIDHeader is put in the reflected range so replies will share the same UUID.