%% You should probably cite rfc4615 instead of this I-D. @techreport{songlee-aes-cmac-prf-128-03, number = {draft-songlee-aes-cmac-prf-128-03}, type = {Internet-Draft}, institution = {Internet Engineering Task Force}, publisher = {Internet Engineering Task Force}, note = {Work in Progress}, url = {https://datatracker.ietf.org/doc/draft-songlee-aes-cmac-prf-128/03/}, author = {Junhyuk Song and Tetsu Iwata and Jicheol Lee and Radha Poovendran}, title = {{The Advanced Encryption Standard-Cipher-based Message Authentication Code-Pseudo-Random Function-128 (AES-CMAC-PRF-128) Algorithm for the Internet Key Exchange Protocol (IKE)}}, pagetotal = 7, year = 2006, month = feb, day = 6, abstract = {Some implementations of IP Security (IPsec) may want to use a pseudo-random function (PRF) based on the Advanced Encryption Standard (AES). This memo describes such an algorithm, called AES-CMAC-PRF-128. It supports fixed and variable key sizes. {[}STANDARDS-TRACK{]}}, }