Re: forbid to strace a program

[Horst von Brand <vonbrand@inf.utfsm.cl>]

Andreas Hartmann <andihartmann@01019freenet.de> wrote:
1> Alex Riesen wrote:
> > On 9/3/05, Andreas Hartmann <andihartmann@01019freenet.de> wrote:
> >> Hello!
> >> Is it possible to prevent a program to be straced on x86?
> >> What do I have to do, eg., to prevent a perl-program to be straced?

Look at the contortions shc does for this.

> > So that none can see what are you doing? Or because your program is
> > breaking because of this? Probably nothing, but someone would like
> > to know what it is you are doing and exactly how it breaks (and, if
> > you don't mind -
> > why it breaks).

> That's not really the problem. I want to hide a clear text password in
> that program (something like ssh-agent or gpg-agent; the last can be
> straced, too :-() which I need for a database when the program runs.

Anyone who can read the executable can find that out. In the worst case, by
running it in a doctored environment that catches the password.

Place it in a file that noone else can read, that way it is also easier to
change.
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Dr. Horst H. von Brand                   User #22616 counter.li.org
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