Table 1.

Some cryptosystems attacked by some typical approaches.

Cryptosystems	Attacked by	Attack Approaches
Zhang et al. (2013) [4]	Hoang et al. (2018) [21]	chosen ciphertext
Zhou et al. (2015) [6]	Chen et al. (2017) [22]	Differential
Zhang et al. (2016) [7]	Wu et al. (2018) [23]	chosen plaintext
Huang et al. (2012) [9]	Wang et al. (2014) [24]	chosen plaintext
Chen et al. (2015) [10]	Hu et al. (2017) [25]	chosen plaintext and ciphertext
Liu et al. (2016) [14]	Zhang et al. (2017) [26]	chosen plaintext
Pak et al. (2017) [18]	Wang et al. (2018) [27]	chosen plaintext