What establishes a link in the chain [of trust], that is, a fact P==>Q? Some verifier, either the object's … form "principal says delegation," where a delegation is … we must answer three questions. Why trust the … Who says? Second, we must establish how we … Q cryptographically signs X, something that a program … [ref]. … the only ways the verifier can directly know … [is] by receiving it on a secure channel or by storing … The simplest way [to setup a secure channel is to store the key locally, e.g., K_Intel ==> Intel] … Why is the principal willing? Third, we must … Some facts are installed manually, such as K_Intel-->Intel …
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