Extended Master Session Key (EMSK) Parameters
Created
- 2008-06-24
Last Updated
- 2026-03-05
Available Formats
User Specific Root Keys (USRK) Key Labels
Registration Procedure(s)
- Specification Required
Expert(s)
- Unassigned
Reference
- RFC 5295: Specification for the Derivation of Root Keys from an Extended Master Session Key (EMSK)
Available Formats
| Label | Description | Reference |
|---|---|---|
| experimental1 | Reserved for Experimental Use | RFC 5295 |
| experimental2 | Reserved for Experimental Use | RFC 5295 |
| private1 | Reserved for Private Use | RFC 5295 |
| private2 | Reserved for Private Use | RFC 5295 |
| EMSK | Extended Master Session Key (EMSK) | RFC 5295 |
| dsrk@ietf.org | Domain Specific Root Key (DSRK) | RFC 5295 |
| EAP Re-authentication Root Key@ietf.org | Re-auth usage label | RFC 6696 |
| DSRK Delivery Authorized Key@ietf.org | DSRK authorized delivery key | RFC 6696 |
| EAP Early-Authentication Root Key@ietf.org | Early authentication usage | RFC 6630 |
| TEAPbindkey@ietf.org | TEAP binding usage label | RFC 9930 |
EMSK PRF Numbers
Reference
- RFC 5295: Specification for the Derivation of Root Keys from an Extended Master Session Key (EMSK)
Available Formats
| Range | Registration Procedures |
|---|---|
| 0-220 | IETF Review |
| 221-255 | Reserved for Private Use |