Re: secure access to AS/400 ?

2008-08-01 Thread Mark Busby


B. Cook [EMAIL PROTECTED] wrote:Hello All,

Seems OT, but I have been asked to give someone remote access to an AS/ 
400 we have here.

As I am not knowledgeable about AS/400's I do not know if there is an 
openssh/sshd app that could be put on there. They give everyone 
access 'locally' via telnet and some IBM gui app at the moment; the 
software:

eNetwork Personal Communications AS/400
Client Access Express for Windows
Workstation Program
Version 4.3

If they can not find some form of sshd to put on the AS/400, I could 
give people access to a FreeBSD via ssh and then have them use 
'something' to connect to it.

Is there some terminal emulator that I would have to give them?

I don't know how the AS works or what people use on it or use it for.. 
so please excuse the seemingly ignorant questions..

Thanks in advance
___

   
  Look at http://tn5250.sourceforge.net/, as far as security your going to be 
disappointed.
   
  If your on the same subnet as the as400, a simple telnet session will allow 
you in the machine with a user name and pass. IBM dropped the ball with this 
systems security, as you prob know. For years they have toyed with the idea of 
killing the OS, but keep it alive at the last second.  I work with it, but I 
don't like IBM's idea of security. 

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Re: secure access to AS/400 ?

2008-08-01 Thread Kevin Kinsey

Mark Busby wrote:


B. Cook [EMAIL PROTECTED] wrote:Hello All,

Seems OT, but I have been asked to give someone remote access to an AS/ 
400 we have here.


It is OT.

As I am not knowledgeable about AS/400's I do not know if there is an 
openssh/sshd app that could be put on there. They give everyone 
access 'locally' via telnet and some IBM gui app at the moment; the 
software:


eNetwork Personal Communications AS/400
Client Access Express for Windows
Workstation Program
Version 4.3

If they can not find some form of sshd to put on the AS/400, I could 
give people access to a FreeBSD via ssh and then have them use 
'something' to connect to it.


Is there some terminal emulator that I would have to give them?

I don't know how the AS works or what people use on it or use it for.. 
so please excuse the seemingly ignorant questions..


Thanks in advance
___

   
  Look at http://tn5250.sourceforge.net/, as far as security your going to be disappointed.
   
  If your on the same subnet as the as400, a simple telnet session will allow you in the 
machine with a user name and pass. IBM dropped the ball with this systems security, as you 
prob know. For years they have toyed with the idea of killing the OS, but keep it alive at 
the last second.  I work with it, but I don't like IBM's idea of security. 


According to this:

http://www-306.ibm.com/software/network/pcomm/features/

IBM's Personal Communications (which you list) supports secure
connections via SSL/TLS.

HTH,

Kevin Kinsey
--
The price of success in philosophy is triviality.
-- C. Glymour
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Re: secure access to AS/400 ? (OT)

2008-08-01 Thread Christian Hiris
On Friday 01 August 2008, B. Cook wrote:
 Hello All,

 Seems OT, but I have been asked to give someone remote access to an AS/
 400 we have here.

 As I am not knowledgeable about AS/400's I do not know if there is an
 openssh/sshd app that could be put on there.  They give everyone
 access 'locally' via telnet and some IBM gui app at the moment; the
 software:

 eNetwork Personal Communications AS/400
 Client Access Express for Windows
 Workstation Program
 Version 4.3

 If they can not find some form of sshd to put on the AS/400, I could
 give people access to a FreeBSD via ssh and then have them use
 'something' to connect to it.

 Is there some terminal emulator that I would have to give them?

 I don't know how the AS works or what people use on it or use it for..
 so please excuse the seemingly ignorant questions..

 Thanks in advance
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 [EMAIL PROTECTED]

It's possible to set up a sshd on an AS/400 (aka iSeries aka system i).
AFAIK you need to run OS Version V5R3M or higher on AS/400 and install
the PASE tools lic-program. For more information see the links below:   

http://www-03.ibm.com/servers/enable/site/porting/tools/openssh.html
http://wiki.midrange.com/index.php/SSH

Depending on the version of the Client Access Emulator, it's allso possible 
to setup TN5250 via SSL, but you need to configure SSL on the AS/400 to make 
this happen.

There are at least two 5250 terminal emulatiors in the ports tree. 
(/usr/ports/net/tn5250 and tn5250j).

Cheers 
ch

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Re: secure access to AS/400 ?

2008-08-01 Thread Andrea Venturoli

B. Cook ha scritto:

As I am not knowledgeable about AS/400's I do not know if there is an 
openssh/sshd app that could be put on there.


AS/400 supports telnet over SSL, though I never found it to be in use.




If they can not find some form of sshd to put on the AS/400


Normally it all boils down to: they could, but will not bother to (they 
probably never used it and don't have experience with it, anyway).




I could 
give people access to a FreeBSD via ssh and then have them use 
'something' to connect to it.


I would not do so, since you would need local users on the FreeBSD box, 
which I usually try and avoid.




 Is there some terminal emulator that I would have to give them?

If you really want to go this way, tn5250 is in ports.




VPNs (with whatever technology) might be a better solution.



 bye
av.
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Re: secure access to AS/400 ?

2008-08-01 Thread Andrea Venturoli

Andrea Venturoli ha scritto:

B. Cook ha scritto:

As I am not knowledgeable about AS/400's I do not know if there is an 
openssh/sshd app that could be put on there.


AS/400 supports telnet over SSL, though I never found it to be in use.




If they can not find some form of sshd to put on the AS/400


Normally it all boils down to: they could, but will not bother to (they 
probably never used it and don't have experience with it, anyway).




I could give people access to a FreeBSD via ssh and then have them use 
'something' to connect to it.


I would not do so, since you would need local users on the FreeBSD box, 
which I usually try and avoid.




  Is there some terminal emulator that I would have to give them?

If you really want to go this way, tn5250 is in ports.




VPNs (with whatever technology) might be a better solution.



I forgot: altough I never tried this, you may want to experiment with 
stunnel to allow for telnet/SSL on the client side, without the need to 
enable it on the server side.


Disadvantage is, you lose the ability to discriminate which user can 
connect from the outside and which cannot.



 bye
av.
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Re: secure access to AS/400 ?

2008-08-01 Thread Roland Smith
On Fri, Aug 01, 2008 at 09:27:12AM -0400, B. Cook wrote:
 Hello All,
 
 Seems OT, but I have been asked to give someone remote access to an AS/ 
 400 we have here.

snip

 Is there some terminal emulator that I would have to give them?

Try x11/x3270

Roland
-- 
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