$ cat writeup.md…
$ cat writeup.md…
rev_kids20
Task: 64-bit non-stripped ELF that reads an integer then a string, validates the flag via a 20-byte strncmp plus a hidden dword check. Solution: extract the .rodata prefix 'flag_cafe_0129837465' and append the little-endian magic constant 0x61626364 = 'dcba' to satisfy the final cmp.
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