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Re: encrypted executables



  And if you make a wrapper, and execute like a shell script:

#!/usr/local/bin/mysecyritywrapper
<...encryted code goes where...>


  In this way. it'll be hard to use truss, ktrace, strace etc...

[]s



On Feb 19, 2008 1:09 AM, Giorgos Keramidas <keramida_(_at_)_ceid_(_dot_)_upatras_(_dot_)_gr> wrote:
> On 2008-02-18 19:54, Jerry Toung <jrytoung_(_at_)_gmail_(_dot_)_com> wrote:
> >On Feb 18, 2008 5:39 PM, Dimitry Andric <dimitry_(_at_)_andric_(_dot_)_com> wrote:
> >>On 2008-02-19 02:18, Jerry Toung wrote:
> >>> anybody knows of a tool to encrypt executables under FreeBSD? may be
> >>> from the ports?  I am not talking about simple file encryption.
> >>
> >> Can you elaborate on what you *are* talking about then?  Some
> >> security-by-obscurity scheme, perhaps? :)
> >
> > I need to encrypt elf binaries. I'd like to make it harder for the bad
> > guy to reverse engineer my app.
>
> You know about truss/ktrace/strace already, right?
>
> It may be moot to encrypt the ELF binary, if the `bad guy' can access
> the running image of the process *after* it has been decrypted to
> execute.
>
>
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