Modifying LFSR of ZUC to Reduce Time for Key-Stream Generation. - Raja Muthalagu; Subeen Jain (J. Cyber Secur. Mobil., 2016)

Application of FSM Machine and S-Box in KASUMI Block Cipher to Improve Its Resistance Against Attack. - Raja Muthalagu; Subeen Jain (Int. J. Netw. Secur., 2018)

Reducing the time required by KASUMI to generate output by modifying the FL and FI functions. - Raja Muthalagu; Subeen Jain (Iran J. Comput. Sci., 2019)