Cloud Platform Credibility Assessment System Based on D-S Theory and Blockchain Technology

Table 2

The 5 fuzzy confidence intervals of cloud platform.

Confidence interval	Meaning	The arbitrary sets of credibility level
completely credible	The platform has few credibility problems and can be fully trusted.
more credible	During the use of the platform service, the credibility problem occasionally occurs.
basically credible	The platform has potential credibility problems and belongs to a general trusted platform.
basically untrusted	The platform has obvious credibility problems and is basically untrusted.
completely untrusted	The platform is completely untrusted.