Research Article

A Survey of How to Use Blockchain to Secure Internet of Things and the Stalker Attack

Table 2

Impact of block interval on fork rate.

Blocks intervalFork rate (%)Median propagation time

0,5 s38,150,82
1 s26,740,82
2 s16,650,84
5 s8,640,89
10 s4,771
20 s3,21,21
30 s2,541,43
1 m2,152,08
2,5 m1,824,18
10 m1,5114,7
25 m1,7235,73