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Re: [Handle-info] Opening ports 2641, 8000 in firewall for only handle.net




Hi Mark:
I think you and I have communicated about this before. The handle system is a public resolution system and each local handle server really should
be totally accessible on the internet to be most useful. In over 9 yrs of running the current java version there have been no security
problems. Please see FAQ at http://www.handle.net/faq.html#4.21. In addition, the ip addresses of the global servers can change over time as we add secondary
globals and proxies(hdl.handle.net) around the world. Also, if you limit by ip then anyone using a native handle client would never be able to resolve handles in your service.
We think it's just not a good idea to give out ip ranges at this time.


Thanks
Jane


Mark Diggory wrote:
Jane,

Often when attempting to provide handle services to our community,
there are restrictions imposed that require either a specific IP
address or range of addresses to restrict an open firewall port to.
To many IT firewall managers and system admin, just opening a firewall
port to the whole world is unacceptable from a security standpoint.
It would be advisable that CNRI at least provide an address range so
that we can continue to promote CNRI handle services as a realistic
solution in enterprise situations where security may require more
restrictive practices.  Otherwise, in an effort to maintain the same
levels of security, enterprises with firewalls will restrict to the IP
they discover queries coming from, which will increase failures within
your handle resolver network when there are more than one or the
specific IP within a range is unpredictable.

For instance, the IP range for the "CNRI - HNDL" registrant of
hdl.handle.net can be discovered easily via the web as
"038.100.128.112 - 038.100.128.127". I expect if there is no
recommended range provided by CNRI, that it would be an acceptable
compromise to use this as a range of IP to restrict access to from the
Global Registry?

Please advise,
Mark
--
Mark R. Diggory
@mire - http://www.atmire.com


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