4 Code constructs promoting security

This chapter covers

  • How immutability solves security problems
  • How fail-fast contracts secure your design
  • Types of validation and the order in which to do them

As developers, we’re constantly reminded about priorities and deadlines. Cutting corners and dirty hacks are sometimes part of reality that we must accept—or are they? The truth is, at the end of the day, you decide what syntax to use, what algorithms to apply, and how to steer the flow of execution. If you truly understand why certain code constructs are better than others, then using them becomes second nature and no more time-consuming than writing bad code. The same applies to security. Attackers don’t care about deadlines or priorities—a ...

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