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20 votes
11 answers
10k views

How is Windows XP still vulnerable behind a NAT + firewall?

Everyone knows that Windows XP is highly insecure these days. However, here is an example situation: Windows XP box is connected to a LAN. This means the router's firewall is between the XP box and ...
M_D's user avatar
  • 469
0 votes
0 answers
213 views

How can I confirm if a process is being blocked from communicating on a network?

I have a user system with a third-party vendor product that needs to communicate with the network. We're noticing symptoms that suggests that the program/process is being blocked from communicating ...
Mike B's user avatar
  • 2,690
1 vote
1 answer
705 views

How can I block all internet connections except the Microsoft Update website?

I want download updates for Windows XP. Until all updates have been downloaded, my computer will be more exposed to hackers. How can I block all internet connections except those to/from the Microsoft ...
Ben's user avatar
  • 1,377
1 vote
3 answers
448 views

Looking for a new, free firewall (Sunbelt has a huge hole)

I've been using Sunbelt Personal Firewall v. 4.5 (previously Kerio). I've discovered that blocking Firefox connections in the configuration doesn't stop EXISTING Firefox connections. (See my post ...
Carl's user avatar
  • 403
1 vote
2 answers
247 views

Is my PC less secure, by enabling XP Firewall - File and Printer Sharing exception?

I have 2 XP machines sitting behind a router (and it's firewall). I want to share files between them. I've shared C:\ but found the XP firewall was blocking access. I enabled the File and Printer ...
Umber Ferrule's user avatar