Blocking is denying access to something. You can block applications, websites, access, or any other number of things. Blocking will stop the item from accessing whatever you've blocked it from.

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17
votes
13answers
2k views

Help me get past China's Great Firewall and reach blocked sites [closed]

I wonder if there are any other users who are annoyed like me by the Great Firewall set by the Chinese Government. If so would you please present me an effective way to get on YouTube? Since it's ...
16
votes
4answers
178k views

How can I block a program from accessing the Internet? [duplicate]

I really want to know how can I prevent a program to connect to Internet with Windows 7 firewall? I have smart security nod32 business edition installed on my computer. should i do this job with ...
12
votes
5answers
8k views

How to block annoying facebook and other social network widgets

We have facebook buttons, twitter buttons, linkedin buttons, google+ buttons, stumbleupon buttons, younameit buttons. These social network buttons and widgets are creeping up the internets like the ...
11
votes
4answers
3k views

Blocking only flash and animated gifs

What options are there for blocking flash and animated gif ads while keeping static image and text only ads? I'm interested in solutions for Firefox on Windows/Linux and Safari on OSX
11
votes
7answers
112k views

How to bypass web URL filtering service to access blocked websites (proxy)

I'm using network, where services such as Gmail or any other e-mails, Google Drive, Dropbox, all social networks are blocked. Basically my goal is to access simply GMail, but I couldn't find any way ...
10
votes
4answers
6k views

How to block bluetooth signals?

We're developing software for bluetooth devices. We'd like to test the case when the device gets out of range, but don't want to carry the device to the other end of the office for each test. What is ...
9
votes
4answers
32k views

Touchpad does not respond when I am holding key on the keyboard

I am experiencing strange problem with using my touchpad and keyboard simultaneously under Windows 7. I have HP tx2550ew (convertible tablet), and when I hold some key under Windows 7 (eg. ...
9
votes
7answers
4k views

How can I block all Facebook elements/content

I have no Facebook account. How to block all Facebook elements (not only like-button, but everything Facebook) on the rest of the Internet. I worry being tracked by Facebook. I am using Firefox on Mac ...
9
votes
4answers
978 views

Blocking *.example.com at the OS (Windows) level

For privacy and performance reasons, I'd like to prevent my computer from ever communicating with certain Internet hosts. I'd like to do this at the OS level, not through web browser plug-ins (not ...
9
votes
3answers
1k views

Are there programs that convert PowerPoint block diagrams to ASCII text diagrams?

I'm looking for a program to convert PowerPoint block diagrams to ASCII. I found Ditaa, which does the exact opposite of what I want done. +--------+ +-------+ +-------+ | | --+ ...
9
votes
6answers
17k views

allowing local network access while blocking internet access [duplicate]

I have a networked computer that is used as a remote print/scan server (which is shared by numerous users) Is there any way I can block the machines internet access while still allowing it to connect ...
9
votes
2answers
708 views

Why do some WiFi routers block multicast packets going from wired to wireless?

I have worked with dozens of consumer grade WiFi routers, and they have been really hit-or-miss with this, though it seems to be getting better. Example of issue: A device that can be discovered ...
8
votes
7answers
7k views

Block p2p downloading in my office?

I work in an education office in a third world country. We pay for internet by the megabyte (no other choice) and have lately been using an incredible amount of bandwidth. This is because the office ...
7
votes
6answers
1k views

Blocking experts-exchange from my Google results and/or computer [duplicate]

Possible Duplicate: Is it possible with Google searches to ban any and all results from a domain? The site experts-exchange is very annoying. How can I block it from my Google results? ...
7
votes
4answers
2k views

Add-on for blocking sites in Google Search

I want to block Yahoo Answers for Google Search. As there is no option from Google for that. Is there any extensions for Chrome or add-ons for Firefox that can block sub-domain results from Google ...
7
votes
4answers
14k views

Geo-blocking / geo-location. How to disable or get around it?

There are many sites on the web these days that show a different face to you depending on where you are located around the world. For example I'm in Australia and there are a number of US based ...
7
votes
4answers
3k views

Block specific URL on web browsers

I want to block certain URLs on browsers. I don't want to block whole site. For example, I want to block Google Reader, but not whole Google domain. Is there any way I can do it?
7
votes
4answers
4k views

Blocking hover ads

Okay, I am done with hover ads. I am so done with it, I am starting to avoid website which implement them even though I (used to) like those websites. Obviously, it is considerably harder to block ...
6
votes
8answers
3k views

How do I block certain websites from being accessed through a browser?

A friend of mine (who is not a geek) asks me how to stop her little brother from playing web games on her computer. She is currently using Chrome and IE, and I have never done that before, even on FF. ...
6
votes
3answers
6k views

How can I block websites in Windows 8 without additional software?

How can I block some websites in Windows 8 without using any tools or third party firewalls?
6
votes
1answer
169 views

Is there any method of blocking remote control software?

Recently someone using a computer of mine started a remote session with GoToMeeting and allowed someone to control the PC. UAC didn't block the session (they're a regular user). It appears that many ...
6
votes
3answers
1k views

Block domain, website, without waiting for localhost (hosts)

There is a related question here. I can use Administrator, install extra software, whatever needs to be done. My problem is: I can't block websites entirely. Like in AdBlock Plus, you add a rule ...
5
votes
4answers
955 views

Block a URL at browser level

Does anyone have a solution (that doesn't involve editing the hosts file) to block a particular URL from FireFox? Basic back story is that I'm trying to discipline myself. I'm spending FAR too much ...
5
votes
1answer
1k views

Alternative to web of trust

Are there any alternatives to web of trust for chrome and firefox. Because I found out that Wot doesn't always ask you if you want to access a dangerous site or not. While I was browsing a while ago ...
4
votes
3answers
4k views

Vim: how to paste a block of text at the end of multiple lines?

Say I have a block of text like this: // Comment1 // Comment2 // Comment3 And I want to append each of these lines to the end of 3 corresponding lines of code: foo = 1; bar = 2; baz = 3; So ...
4
votes
2answers
801 views

Stop Firefox from asking to install flash and other plugins

I have absolutely zero desire for Firefox to have flash and any other 3rd party plugins installed for rendering web content. Many times when I view web pages I get presented with obnoxious dialogs ...
4
votes
3answers
1k views

block access to certain website types

Need to block access to certain website types without listing each URL to block. Students at secondary school are going to porn sites. Need to be able to block all such access without having to list ...
4
votes
4answers
2k views

What does the term 'block' mean?

What does the term block mean wrt computer science? I have seen it being used in multiple occassions but never understood what it means. Like blocking I/O? Googling doesn't seem to help me much.
4
votes
2answers
3k views

How can I block a site in chrome

I would like to block some websites to improve my productivity. Is there any way to block some sites in Google Chrome, preferably an extension or so? It doesn't have to be "airtight" blocking (hey, ...
4
votes
3answers
20k views

Is there a simple way to detect ISP port blocking?

Is there a way to tell the difference between my ISP blocking traffic on certain ports and my NAT router/firewall blocking that traffic? The sites “Shields Up” and “Can you see me” show my ports ...
4
votes
1answer
4k views

How SmartDNS Works

If you travel outside the US you'll notice that most of the streaming services like Netflix, Pandora, hulu etc are blocked, usually by the service providers themselves. To get around that, people use ...
4
votes
1answer
1k views

Blocking access to a specific url

I have a lightweight linux device which I would like to block from accessing one specific URL. Instead of making the request to the external URL, I would like to return the contents of a local file. ...
4
votes
4answers
7k views

How to block/disable internet for one user in Windows 7 while keeping internet access for other users?

The internet is distracting me from my writing. I'm about to cancel it, but my wife wouldn't be too happy with that. She uses it for research, and so on. I'd like to block my account from having ...
4
votes
3answers
462 views

How to prevent Google Toolbar being installed in Portable Firefox?

Recently, the campus computers installed Google Toolbar in Firefox. Now, I have no use for this toolbar, so I don't want it there. For that and other reasons, I installed Portable Firefox on a USB ...
4
votes
0answers
182 views

How do I block Gmail with the Self-Control App?

I've been able to block Google.com, including Google Calendar, but I can't block Gmail in Firefox, no matter what I enter (mail.google.com, https://mail.google.com, the exact address of the account, ...
4
votes
1answer
677 views

Can we lock the computer apps so only browser can be used? [duplicate]

Possible Duplicate: Can I get Linux into 'Party/Kiosk-Mode' like status? People can go on http://www.example.com using Firefox - and I will max the screen. I don't want them to navg ...
4
votes
1answer
411 views

Internet Sharing on Mac OS X with Websites Control

I am successfully sharing my Internet from my Macbook with others but I wonder is there a way I can block facebook.com or other sites for my users keeping my access to them?
3
votes
4answers
5k views

Configure LAN Router To Prevent Illegal Torrenting?

Scenario I have a typical broadband setup at home (It's a flatshare I have no control over who uses the house) and I want to prevent anyone using it from illegally downloading via torrents etc. ...
3
votes
3answers
2k views

hosts file and unblocked subdomains

I modified hosts file to block google.com and its subdomains but it blocks only the main domain name. It does not block the subdomains. Windows 7 Starter 127.0.0.1 google.com It blocks google.com ...
3
votes
2answers
234 views

Blocking internet poker applications

I 'look after' the wireless internet for a cafe where I live, and we've noticed that there's quite a substantial slow down of internet speeds when certain users are playing internet poker. I've put ...
3
votes
4answers
28k views

How to get around geographic restrictions viewing online content?

Sometimes I want to watch soccer video content on British websites, but they're blocked due to geographic restrictions (I live in the US). Is there a tool or something that I can use to get around ...
3
votes
2answers
7k views

What does ABE mean?

What is ABE? Context is using Firefox and opening a link in a Google search. Firefox or NoScript is displaying: ... "filtered by ABE: LOCAL Deny" Platform: Firefox 3.5.3, Windows XP 64 bit, ...
3
votes
3answers
1k views

How to block/avoid a particular IP when connecting to websites?

I'm having trouble connecting to a particular website. I can view it through a proxy, but not from home. So I ran a traceroute: Tracing route to fvringette.com [76.74.225.90] over a maximum of 30 ...
3
votes
3answers
3k views

Firefox plugin to block scripts of only specified websites

I'm looking for a Firefox plugin that blocks JavaScript from specified URLs. Example: I add: "google-analytics.com" It then blocks all scripts coming from Google Analytics. Essentially a ...
3
votes
4answers
1k views

IE 8 blocks Google as “unsafe”

So, out of the blue, I open up Internet Explorer to get my iGoogle page. Instead, I get a blood red background with a white rounded box quote "This website has been reported as unsafe - ...
3
votes
2answers
2k views

How to prevent some users in Windows 7 from accessing sites other than a set of certain sites?

I am using Windows 7 Ultimate with some user credentials on a single computer. I want to prevent some users from accessing sites other than *.stackexchange.com and stackoverflow.com. How to do this ...
3
votes
2answers
1k views

How to block annoying twitter search widget

this twitter search widget is popping up all around the internet. the animation is annoying the hell out of me. newspapers think they are cool when they put this twitter widget next to their articles, ...
3
votes
5answers
5k views

Chrome pop-up blocker fail?

I have this problem since just a few days. I've been a heavy Chrome user for several years, but it never happened before: Sometimes absolutely uncalled for pop-ups appear, when I click something ...
3
votes
3answers
456 views

Blocking an unauthorised wireless extender

Our small store has for years put up an open unencrypted wireless router with the SSID storename-public, as a community service, with the 'public' in the SSID so that users would know not to transmit ...
3
votes
2answers
2k views

Block a user from accessing internet on Linux

How do I block a user from accessing the internet under Linux? I'm trying the following: iptables -A OUTPUT -p tcp --dport 80,443 -m owner --uid-owner $USERNAME -j DROP Is that the right syntax or ...