Wireless Sensor Network Security Based on Improved Identity Encryption

Table 3

Statistical analysis of “0” and “1.”

Length of ciphertext n	Number of “0” k1	Number of “1” k2	k1/n	K2/n
1,280,000 bits	631,923	648.077	49.369%	50.631%
2,560,000 bits	1,282,425	1,277,575	50.095%	49.905%
3,840,000 bits	1,924.163	1,915,837	50.108%	49.892%
5,120,000 bits	2,557,439	2,562,561	49.950%	50.050%
6,400,000 bits	3,199,671	3,200,329	49.995%	50.005%