[OCCASparky]

They can. Certainly the browser cache and other traces are left even if you think you've cleaned the cache, etc.

At my last company, we used VPN access, so you couldn't use your "personal" Net connection even if you wanted to. Regardless of where you were, you had to log onto VPN, then hook up to the Net via their servers.

[Zuben Elgenubi]

They can. Certainly the browser cache and other traces are left even if you think you've cleaned the cache, etc

I use a really great utility called "Window Washer 6.0" from Webroot (the same providers of SpySweeper). It has a cleaning and bleaching function for the cache.