Re: Ascii characters as passwords?

After looking at that document it seems the character I was referring to was
not an ascii character, but a Unicode character - something which i'm sure
is not usable. Unless anyone knows different?

2009/11/30 Dale Shaw <dale.shaw_at_gmail.com.4329461133058316280.send.nyms.net>

> Hi,
>
> On Tue, Dec 1, 2009 at 8:47 AM, <groupstudy_at_nyms.net> wrote:
> > Does anyone know if you can use ascii characters as passwords in IOS? I
> know normally you can use Esc-Q to let you put in a special character like a
> ? - but can you do ascii characters like little smiley faces or boxes? The
> stuff that's not on the keyboard?
>
> You're talking about 'high' or 'extended' ASCII characters.
>
> From:
> http://www.cisco.com/en/US/docs/ios/fundamentals/command/reference/cf_ap1.html
>
> "Extended ASCII character sets are not generally recommended for use
> in Cisco IOS commands."
>
> From:
> http://www.cisco.com/en/US/docs/ios/security/command/reference/sec_e1.html#wp1034593
>
> [An enabled password/enable secret] is defined as follows:
> Must contain from 1 to 25 uppercase and lowercase alphanumeric characters
> - Must not have a number as the first character
> - Can have leading spaces, but they are ignored. However, intermediate
> and trailing spaces are recognized.
> - Can contain the question mark (?) character if you precede the
> question mark with the key combination Crtl-v when you create the
> password
>
> From my reading, "username [password|secret]" must conform with the
> same definition (up to 25 characters), but there's a one-liner that
> injects a but of doubt around "username secret", specifically: "The
> secret can consist of any string of up to 11 ASCII characters". This
> may be a specific limitation to secrets when used with CHAP
> authentication.
>
> Anyway, I suggest you have a play.
>
> cheers,
> Dale

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Received on Mon Nov 30 2009 - 15:56:45 ART