62 How can I block a program from accessing the Internet? 2011-12-01T16:51:29.167

57 Why does the Mac OS X firewall dialog recurringly pop-up and disappear by itself (without letting me respond) under Snow Leopard? 2010-01-24T19:21:26.573

56 How can I turn off internet for roommates that haven't paid the bill this month? 2014-01-02T02:25:28.360

47 What are Inbound and Outbound Rules for Windows Firewall? 2009-09-29T06:56:46.187

44 How can I configure the Windows 7 firewall to prompt me on outbound traffic? 2010-12-02T12:36:47.510

35 What's the closest equivalent of Little Snitch (Mac program) on Windows? 2011-03-23T16:58:42.223

35 How to block all traffic but one IP in Windows Firewall? 2011-04-10T02:09:06.800

35 SSH access to office host behind NAT router 2011-04-29T15:52:01.060

34 need iptables rule to accept all incoming traffic 2013-08-20T12:07:55.203

30 How to bypass web URL filtering service to access blocked websites (proxy) 2012-07-26T11:48:27.563

27 With Linux iptables, is it possible to log the process/command name that initiates an outbound connection? 2009-04-07T20:08:37.797

25 Utility to open TCP port to listen state 2012-03-07T12:39:18.733

22 Changing network type from Unidentified network to Private network on an OpenVPN connection 2010-03-15T08:04:47.310

22 Am I paranoid, or are corporate firewalls censoring entire countries? 2016-12-28T23:38:23.867

20 Apache Server on Windows 7 opening up ports? 2010-01-07T04:15:26.470

19 "iTunes.app" to accept incoming network connections? 2009-09-17T16:58:58.217

19 How to get past China's Great Firewall and reach blocked sites? 2009-09-29T07:58:33.613

19 Is it possible to create firewall that only allows legitimate webserver traffic on port 443 and not any other service? 2016-01-11T11:58:26.947

17 When the Windows Firewall Service is disabled I cannot remote desktop (RDP) to the machine 2010-05-05T18:12:09.337

17 Deny all incoming connections with iptables? 2012-05-22T14:27:20.223

17 What does an empty iptables mean? 2012-06-14T21:40:25.307

17 Why does NTP require bi-directional firewall access to UDP port 123? 2014-06-02T09:32:18.443

17 pf error - "No ALTQ support in the kernel"... What does this mean? 2015-12-26T23:18:40.227

16 How to prevent a file from accessing the internet? 2010-04-15T16:58:28.170

16 How to tell which windows firewall rule is blocking traffic 2016-09-30T14:59:54.670

15 How to setup a work -> home -> internet http tunneling service 2009-10-28T11:07:17.813

15 How to access NodeJS server on LAN? 2013-04-11T18:12:51.453

14 How can I restrict windows 7 to only use the local subnet, but block the internet 2011-10-12T14:10:49.217

14 How to block everything (all incoming and outgoing internet access) except those applications are in firewall white-list? 2017-02-25T12:15:23.787

13 Which ports to open for Microsoft SQL Server? 2009-08-29T21:19:15.503

13 How to use OpenVPN through a restrictive firewall? 2012-09-25T20:24:04.657

13 Import Export specific Windows Firewall Rule 2013-04-30T21:21:27.667

13 Why are the default options for Windows Firewall exceptions to allow on public but not on private networks? 2014-03-03T05:52:11.703

13 How to permanently disable firewall in Red Hat Linux 2014-08-08T08:48:24.267

12 Does the Virtual PC XP Mode need safety measures? 2009-07-22T10:48:48.517

12 Is there a simple way to detect ISP port blocking? 2009-07-22T16:14:44.403

12 Windows tool to find out which port an app is trying to use? 2009-09-02T19:42:44.333

12 Is there a way to determine which service (in svchost.exe) does an outgoing connection? 2010-03-19T21:01:37.603

12 How do I stop my Mac from asking to accept incoming network connections? 2015-05-09T11:03:32.483

12 Windows 10 defender firewall MpsSvc and Internet Sharing Services (ICS) consuming high CPU usage 2017-09-12T04:35:08.687

11 Completely disable internet connection except for browser and bittorrent 2013-04-30T01:42:31.143

11 what does "-m tcp" mean in this iptables rule? 2013-08-12T19:40:52.487

11 Is it possible to put UFW on CentOS? 2014-03-17T20:51:45.830

10 Configure OSX Firewall to Allow SSH Server? 2011-04-02T19:56:36.963

10 Mac firewall blocking nginx (port 80) from external side 2012-12-14T09:30:51.347

10 How to easily determine, which outbound ports aren't blocked by firewall 2013-08-12T19:50:10.707

10 Redirect ALL web traffic through TLS without a VPN 2014-08-10T03:18:10.357

10 Ubuntu IPTables allow only allow 1 country 2015-11-05T17:08:47.007

9 Is the firewall in the wireless router enough? 2009-07-15T19:22:44.527

9 Google Chrome being blocked by company firewall 2009-07-23T03:49:51.813

9 Do I really need a firewall? 2009-10-30T02:26:10.897

9 If I use an SSH tunnel to get around a firewall, what does the sysadmin see? 2010-08-23T17:58:11.237

9 Create firewall "profiles" for Windows 7 2011-02-07T01:38:27.240

9 How do I block all outgoing ports in Windows XP firewall? 2011-10-08T18:17:23.553

9 how to ssh two computers behind NAT and Firewall, without third computer 2012-08-08T18:36:29.827

9 How to prevent applications from modifying Windows 7 firewall policy 2012-08-28T16:29:45.623

9 Is it recommended to run a firewall/router on a virtual machine? 2014-03-11T10:25:15.990

9 How to configure Windows Firewall to allow all ports in use by IIS Express 2014-12-21T02:31:06.553

9 Using Windows Firewall to block a specific IP on Windows 10 2016-12-22T20:20:12.620

9 Allow traffic through a firewall to a dynamic IPv6 address 2017-02-22T02:57:05.093

9 Can't access my websites from my IP in different operating systems 2018-06-24T10:15:49.097

8 Parental control or outbound firewall? 2008-09-17T09:50:10.343

8 SSH connection between two behind-nat computers through third public-ip computer 2011-07-26T22:30:38.737

8 How can I enable the firewall via command line on Mac OS X? 2012-09-09T17:44:25.270

8 SSH Tunnel doesn't work in China 2012-09-28T06:38:21.890

8 Prevent specific application from using metered network connection 2012-11-14T14:46:55.483

8 Multiple web servers behind a single firewall 2013-05-16T01:54:15.170

8 How to disable SuSEfirewall2? 2014-01-23T08:54:23.873

8 How do I block a host by ASN? Example - AS16276 2014-09-12T14:46:43.930

8 How to config Windows firewall so VM Host-only can ping Windows 7 2015-07-05T16:25:19.050

8 How to whitelist an IPv6 address in VPC security groups on AWS? 2015-08-21T19:57:07.637

8 Windows firewall - Predefined set of computers 2017-04-03T15:01:22.453

7 Force web address to go through HTTPS 2009-07-15T13:16:39.480

7 Do I need a third party firewall for Windows 7? 2009-07-23T13:49:14.550

7 Is the Windows XP firewall good enough? 2009-08-03T07:46:22.640

7 How can one restrict network activity to only the VPN on a Mac and prevent unsecured internet activity? 2010-12-26T17:38:52.530

7 How can I prove (with logging) where a port block is occurring? 2011-11-17T03:31:59.977

7 Windows firewall blocks remote desktop with custom port 2014-03-03T06:53:36.203

7 How to isolate networks with a Mikrotik router? 2016-01-03T00:10:31.250

7 problems setting up remote ssh 2017-09-20T18:03:44.420

7 How to detect if a network is blocking outgoing ports? 2018-07-03T00:17:14.227

7 Modern Browser with a feature to disable SNI 2018-08-06T19:23:17.437

6 Safe access to my home network subversion repository 2009-07-26T02:58:46.360

6 Limiting network connections to specific sites when travelling / tethered (in windows) 2009-10-11T04:37:53.403

6 How to open file and printer shares to the internet? 2009-11-02T15:26:05.317

6 How do I find out if I am behind a firewall? 2009-12-06T07:16:29.697

6 Is it safe to put a Mac directly on the internet? 2010-02-16T10:31:09.293

6 Tools to monitor hack attempts/port sniffing 2010-02-27T19:18:58.230

6 Do I need a software firewall? 2010-03-08T12:55:14.307

6 How can I set up a webserver behind two routers? 2011-08-23T16:02:10.600

6 Windows 7 is blocking ports 2012-06-07T16:34:35.740

6 Deny ping response in ipv6 2012-07-27T22:20:48.060

6 How did Google get on my Mac? 2012-10-14T08:19:29.230

6 Open up firewall automatically to anybody who has successfully connected via SSH 2013-01-24T21:55:37.947

6 Source Address / Source Port vs Destination Address / Destination Port 2014-01-21T09:42:12.890

6 If you block an .exe file in Windows Firewall, are you also blocking the .dll files it uses or it needs to be done separatly? 2014-03-29T15:18:11.960

6 How to open a firewall port in Windows using Power Shell 2014-11-20T13:13:01.410

6 How to block docker-mapped ports with a firewall from outside the host without messing up docker routing inside the host? 2015-05-11T02:34:32.207

6 How to see which applications use "Host process for windows services" to eat metered data? 2015-11-03T18:25:38.837