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Why is `strncpy` Considered Insecure, and What Safer Alternatives Exist?

Linda Hamilton
Linda HamiltonOriginal
2024-12-05 07:48:15623browse

Why is `strncpy` Considered Insecure, and What Safer Alternatives Exist?

Understanding the Security Concerns of strncpy

strncpy, a function commonly used for copying strings, has raised concerns regarding its security. While strncpy allows for control over the number of characters copied, it lacks a crucial feature that safeguards against certain exploits: NUL termination.

Lack of NUL Termination: A Vulnerability Gateway

NUL termination is the practice of appending a null character '

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