BNRDT: When Data Transmission Meets Blockchain

Table 2

Feature comparison of BNRDT and BNRDT-based data transmission scheme and typical nonrepudiation approaches.

Approaches	Application	Fairness	Confidentiality	TTP-independence	Malicious participant tolerance	Interactions
[4]	Data transmission	✓	✕	✕	✓	5
[7]	Data transmission	✕	✓	✓	✕	2 + 3
[11]	IIoT program delivery	✓	✕	✓	✓	6
Original BNRDT scheme	Short message transmission	✓	✓	✓	✓	3
Improved BNRDT scheme	Large file transmission	✓	✓	✓	✓	5

“✓” means the scheme will not provide the property in some specific cases.