US 12,137,093 B2
Systems and methods for applying attestation tokens to LISP messages
Clarence Filsfils, Brussels (BE); Marc Portoles Comeras, Mountain View, CA (US); David Delano Ward, Somerset, WI (US); and Alberto Rodriguez Natal, Mountain View, CA (US)
Assigned to CISCO TECHNOLOGY, INC., San Jose, CA (US)
Filed by Cisco Technology, Inc., San Jose, CA (US)
Filed on Jul. 22, 2022, as Appl. No. 17/814,410.
Application 17/814,410 is a continuation of application No. 16/574,771, filed on Sep. 18, 2019, granted, now 11,411,948.
Claims priority of provisional application 62/829,568, filed on Apr. 4, 2019.
Prior Publication US 2022/0360577 A1, Nov. 10, 2022
Int. Cl. H04L 9/40 (2022.01)
CPC H04L 63/083 (2013.01) [H04L 63/20 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An apparatus, comprising:
one or more processors; and
one or more computer-readable non-transitory storage media coupled to the one or more processors and comprising instructions operable when executed by the one or more processors to cause the one or more processors to perform operations comprising:
receiving a security level from a first component of a Locator/ID Separation Protocol (LISP) environment, wherein the security level determines a trustworthiness of information exchanged within the LISP environment;
encoding the security level using a LISP message format, wherein encoding the security level using the LISP message format comprises assigning a security level value to a first field of the LISP message format; and
distributing the security level with a LISP signaling message to a second component of the LISP environment.