Please don&#x27;t spread unnecessary fear.  (&quot;deep magic&quot;).<p>C is as secure as developers take their time to implement.  A fantastic amount of dangerous stuff currently runs on C.  C has several substandards, such as MISRA and JSF, to aid developers in writing safe C, eliminating arguments about &quot;well-defined.&quot;<p>A good start is bounds checking and following MISRA.  Languages like Rust make it cheaper, but security never comes for free.