All fair points -- nothing is guaranteed, but sooner or later you have to trust your tools. Like, maybe there&#x27;s a backdoor in your compiler so certain lines of code are compiled so that they notify chairman mao when you shop for red notebooks ... .<p>The repeatable builds projects go a long way towards preventing this by producing identical bytes from different compilation chains. Ultimately it&#x27;s good to have a combination of static analysis, multiple toolchains &amp; &#x27;many eyes&#x27; providing checks and balances for each other.