Secure Shell
simulate connection with netcat Jan 15 2011 08:19PM
guy mobi1e me (1 replies)
Re: simulate connection with netcat Jan 17 2011 05:43PM
Salvador Fandino (sfandino yahoo com) (2 replies)
Re: simulate connection with netcat Jan 17 2011 07:39PM
Felipe Martins (martins felipe security gmail com) (1 replies)
Re: simulate connection with netcat Jan 19 2011 05:49PM
guy mobi1e me (1 replies)
Re: simulate connection with netcat Jan 22 2011 05:18PM
Felipe Martins (martins felipe security gmail com) (1 replies)
Re: simulate connection with netcat Jan 24 2011 05:54PM
guy mobi1e me
That's an interesting idea, thx.
I'll forward the suggestion to the other admin.

jake

On Jan 22, 2011, at 6:18 PM, Felipe Martins wrote:

> Jake,
>
> For non technical users you can use ssh as a CA, you can create to each user a public key inside a USB Pendrive and them configure their ssh clients (like a portable putty, and so) with that certificate (key). This way they can authenticate to your server.
>
> ---
> Felipe Martins
> Security Analyst
>
> Skype: martins.felipe
> URL: http://www.felipemartins.info/
> E-mail: martins.felipe.security (at) gmail (dot) com [email concealed]
>
>
> On 19/01/2011 15:49, guy (at) mobi1e (dot) me [email concealed] wrote:
>> Thanks for all advises.
>> I actually don't need a full ssh implementation. The thing a wanted was a simple password-authentification for non-technical users without support for rsa-keys, remote execution etc.
>> But it sounds to complicated for a side-project...
>>
>> Problem solved. Not quite the solution I hoped for but anyway...
>>
>> regards,
>> jake
>>
>>
>> On Jan 17, 2011, at 8:39 PM, Felipe Martins wrote:
>>
>>> When you try to connect to a SSH Server it exchanges a session key, you would have to give that to the server before authentication.
>>> Like Salva said, it's far more complicated than that.
>>>
>>> Best Regards
>>>
>>> ---
>>> Felipe Martins
>>> Security Analyst
>>>
>>> Skype: martins.felipe
>>> URL: http://www.felipemartins.info/
>>> E-mail: martins.felipe.security (at) gmail (dot) com [email concealed]
>>>
>>>
>>> On 17/01/2011 15:43, Salvador Fandino wrote:
>>>>
>>>>
>>>> ----- Original Message ----
>>>>> From: "guy (at) mobi1e (dot) me [email concealed]"<guy (at) mobi1e (dot) me [email concealed]>
>>>>> To: secureshell (at) securityfocus (dot) com [email concealed]
>>>>> Sent: Sat, January 15, 2011 9:19:15 PM
>>>>> Subject: simulate connection with netcat
>>>>>
>>>>> Hello,
>>>>>
>>>>> my long-term intention is to write a cross-platform GUI-authpf-client
>>>>> without using libssh or libssh2. Before I get into that I'd like to simulate
>>>>> the ssh-connection/authentication via netcat.
>>>>> I took a look at the RFCs but don't get it working.
>>>>>
>>>>> % nc 127.0.0.1 22
>>>>> SSH-2.0-OpenSSH_5.2
>>>>> SSH-2.0-OpenSSH_5.2<-- entered by me
>>>>> ... a lot of text ...
>>>>>
>>>>> What do I enter now to authenticate?
>>>>> My attempts resulted in "Packet corrupt".
>>>> SSH uses a binary protocol. Getting authenticated is far more complex than
>>>> writting something at your keyboard by hand.
>>>>
>>>> You can find pointers to the related RFCs here:
>>>> http://en.wikipedia.org/wiki/Secure_Shell
>>>>
>>>> - Salva
>

[ reply ]
Re: simulate connection with netcat Jan 17 2011 06:08PM
niklas|brueckenschlaeger (niklas brueckenschlaeger de)


 

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