Ah, Dreamie! Wisdom born out of experience. Stay at least two generations back in Computerland and life is so much easier. Those who insist on being at the cutting edge get, not surprisingly, cut.
And Crash is spot on as usual. Zonealarm is good [but "detects" some false intrusions occasionally] and Neotrace is very handy. [Motto: 'I used to think Pprune was in the UK...until I discovered Neotrace']