Re: On TCP sequence numbers

1999-08-23 Thread Tiny Non Cats
[ Geoff Rehmet ] > Another question that comes in to this is - how good a tool is nmap > for evaluating the predictability of the sequence numbers we generate? Just a funny (?) aside - while playing about with nmap here a while back, a colleague accidentally discovered that our Digital (or Compaq

Re: On TCP sequence numbers

1999-08-23 Thread Tiny Non Cats
[ Geoff Rehmet ] > Another question that comes in to this is - how good a tool is nmap > for evaluating the predictability of the sequence numbers we generate? Just a funny (?) aside - while playing about with nmap here a while back, a colleague accidentally discovered that our Digital (or Compa

Re: On TCP sequence numbers

1999-08-20 Thread Cillian Sharkey
> Another question that comes in to this is - how good a tool is nmap > for evaluating the predictability of the sequence numbers we generate? > > Ideally, I would like to do some improvements to our sequence number > generation. > > Thoughts? What is OpenBSD like in this regard ? AFAIR it has v

On TCP sequence numbers

1999-08-20 Thread Geoff Rehmet
A topic that Mark and I have been discussing a little, is the algorithms that FreeBSD uses for generating initial TCP sequence numbers - that being with reference to the predictability of these numbers. (Work on this has been somewhere in Mark's todo list for a while.) This topic raises a few que

Re: On TCP sequence numbers

1999-08-20 Thread Cillian Sharkey
> Another question that comes in to this is - how good a tool is nmap > for evaluating the predictability of the sequence numbers we generate? > > Ideally, I would like to do some improvements to our sequence number > generation. > > Thoughts? What is OpenBSD like in this regard ? AFAIR it has

On TCP sequence numbers

1999-08-20 Thread Geoff Rehmet
A topic that Mark and I have been discussing a little, is the algorithms that FreeBSD uses for generating initial TCP sequence numbers - that being with reference to the predictability of these numbers. (Work on this has been somewhere in Mark's todo list for a while.) This topic raises a few qu