[olug] Portknocker (from OLUG mtg/presentation)

Phil Brutsche phil at brutsche.us
Thu Jun 3 03:07:06 UTC 2004

Thom Harrison wrote:

> Jay,
>> From www.portknocking.org:
> "Without being able to determine the sequence by probing, 
> intercepting the sequence by listening to network traffic is another
>  method that can be employed


> The newest portknocking script that Martin has can also factor in 
> some unit of time ( month, day, hour, etc... ) that further inhibits 
> the usefulness of capturing your portknocking sequences.  What works 
> one hour, won't work the next even from the same location.

Man, the trouble people are willing to go through to avoid learning how
to setup IPsec.

Pretty much every major OS around supports IPsec these days, at least in
some fashion: Mac OS X, Win2k, WinXP Pro, Win2k3, freeware 3rd party
products for Win95-ME & NT4, Linux, *BSD, the commercial unices...


Phil Brutsche
phil at brutsche.us

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