Undebuggable

From steike, the undocumented system call ptrace(PT_DENY_ATTACH, 0, 0, 0); lets a process avoid being debugged… at least by people who haven’t read the article.

If you are getting Program exited with code 055. from GDB, this is why.

Interesting stuff.

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Explore posts in the same categories: MacOSX, Programming, Reverse Engineering

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