Figure 2.
Security-by-contract (S×C) contract lifecycle. In Stage 4, the manufacturer digitally signs all the components, achieving software validation and non-repudiability: S × C provides semantics for digital signatures on an IoT code.
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.