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Jason Staloff wrote:
> My ISDN router uses NAT so it can hold a static IP address on my side as
> well as the dynamic address given it by my ISP.
>
> I ran into a Web site that told me my IP address, and whaddya know it told
> me the local address, 208.0.39.44. Is this a security risk? Could my router
> allow someone get into my network? OK I know that's a really naive way to
> put it.... What should I do to stay as secure as possible?
>
> I'm assuming this was done by reading the CGI environment variable
> REMOTE_ADDR.
Yes.
> Is there any other way this information could be passed along?
No.
> Is NAT reasonably safe?
Define `safe'. Noone can establish a connection to your machine
from the other side of the NAT. Will that do?
Peace,
* Kurt Starsinic (kstar@isinet.com) ------------------ Technical Specialist *
| `Using encryption on the Internet is the equivalent of arranging an |
| armored car to deliver credit-card information from someone living |
| in a cardboard box to someone living on a park bench.' |
| - Gene Spafford |
Institute for Scientific Information http://www.isinet.com/
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