[j-nsp] Decode $9$ encrypted Junos secrets

Chris Cappuccio chris at nmedia.net
Tue Mar 20 19:16:00 EDT 2012


For one-way hash:

http://www.openwall.com/john/

Matt Hite [lists at beatmixed.com] wrote:
> On Tue, Mar 20, 2012 at 10:54 AM, Phil Shafer <phil at juniper.net> wrote:
> > Matt Hite writes:
> >>It's interesting to note just how many things are stored in $9$
> >>encrypted format: RADIUS secrets, IS-IS authentication keys, BGP MD5
> >>secrets, etc.
> >
> > It's really obfuscation, not encryption. ?These are values that
> > have to be available in raw form to various software components.
> > So we have this "unreadable" type that obfuscates the values so
> > someone looking over your shoulder won't immediately know your
> > secrets.
> >
> > In contrast, user passwords are encrypted in a "one way" method
> > using the normal md5 hash marker ("$1$"). ? These cannot be
> > reversed like the $9$ values.
> 
> Absolutely. Your clarification is appreciated.
> 
> -M
> 
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