Date: Mon, 10 Dec 2012 03:32:02 +0400 From: Solar Designer <solar@...nwall.com> To: john-dev@...ts.openwall.com Subject: Re: enable ASLR or/and DEP for Windows builds of JtR On Sun, Dec 09, 2012 at 11:37:11AM -0500, Rich Rumble wrote: > > Summary: we should probably try adding -Wl,--nxcompat to Cygwin targets, > > and -Wl,--dynamicbase -Wl,--nxcompat to MinGW targets. > Does MinGW build work? I don't know. JimF did have them working at some point. > I'll have to try it again and report back, along with the flags. Thanks! > > Anyone ready to try that? (Then see if the flags are actually set, or > > better yet if ASLR or/and DEP actually work when the program is run.) > I'll see what PeStudio sees on current builds. In the mean time if > anyone wants to protect their exe's they can use the ASLR/DEP opt-in > program from Microsoft called EMET > http://blogs.technet.com/b/srd/archive/2012/05/15/introducing-emet-v3.aspx > version 3 is currently out. Apparently, the peflags program from Cygwin (package called "rebase"?) can do this too. Alexander
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