Re: try picolisp

2014-09-01 Thread Tomas Hlavaty
Hi Christophe, > Christophe Gragnic writes: >> It should be possible to >> find the original values from another instance of picolisp, for example. > > Is it always possible? try it: in 1st console: $ ~/picoLisp/p : call -> 267631 : ^d in 2nd console: $ ~/picoLisp/p : call -> 267631 : ^d Th

Re: try picolisp

2014-09-01 Thread Christophe Gragnic
On Mon, Sep 1, 2014 at 10:02 PM, Thorsten Jolitz wrote: > > could you elaborate on this a bit? Sorry, I cannot give you better info that what is in the ref: http://www.tcl.tk/man/tcl8.6/TclCmd/interp.htm#M4 chri -- http://profgra.org/lycee/ (site pro) http://delicious.com/profgraorg (liens,

Re: try picolisp

2014-09-01 Thread Thorsten Jolitz
Christophe Gragnic writes: Hi Christophe, > On Mon, Sep 1, 2014 at 5:52 AM, Tomas Hlavaty >> Or simply call something that crashes PicoLisp, e.g. >> […] > > Here comes the power of embedded interpreters, which PicoLisp > does not have. could you elaborate on this a bit? -- cheers, Thorsten

Re: try picolisp

2014-09-01 Thread Christophe Gragnic
On Mon, Sep 1, 2014 at 5:52 AM, Tomas Hlavaty wrote: > > […] it is unsafe by design. > […] > even if you bind those symbols to 'prog', an attacker could set them to > the original values, which are simple numbers. Hey, this is a very nice idea and answer to my question of safe interps. > It shou