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@jemoka / Jemoka Knowledge Base / wiki/concepts/buffer_overflow.md
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--- title: "buffer overflow" type: concept related: [Buffer Overflow] source: https://www.jemoka.com/posts/kbhbuffer_overflow/ confidence: high status: active --- buffer overflow happens when operations like stcpy runs beyond the edge of the allocated buffer. We need to find and fix buffer overflows, which causes people who use o buffer overflow horror stories AOL messanger identifying buffer overflows Think about whether or not what you are going to do will cause buffer overflows. There are stuff which you shouldn’t do: strcpy: which keeps copying strcat: gets: it keeps taking input forever and forever https://www.acm.org/code-of-ethics “Design and implement systems that are robustly and usably secure.” valgrind valgrind is a good tool to check whether or not something will buffer overflow.