Label,Description,Reference experimental1,Reserved for Experimental Use,[RFC5295] experimental2,Reserved for Experimental Use,[RFC5295] private1,Reserved for Private Use,[RFC5295] private2,Reserved for Private Use,[RFC5295] EMSK,Extended Master Session Key (EMSK),[RFC5295] dsrk@ietf.org,Domain Specific Root Key (DSRK),[RFC5295] EAP Re-authentication Root Key@ietf.org,Re-auth usage label,[RFC6696] DSRK Delivery Authorized Key@ietf.org,DSRK authorized delivery key,[RFC6696] EAP Early-Authentication Root Key@ietf.org,Early authentication usage,[RFC6630] TEAPbindkey@ietf.org,TEAP binding usage label,[RFC-ietf-emu-rfc7170bis-19]