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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Block unwanted change in system time on windows

I don't want users to be able to change the system time. For this, I have set the Group Policy "Change the system time" to include only my Administrator account. I want to know the validity of this ...
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1answer
2k views

Blocked a website in DD-WRT but it doesn't block all its subdomains, is there a way?

I blocked a site (http://exampleurl.com/) in DD-RWRT's control panel and it worked, but just for that exact URL, it didn't block the entire website (http://exampleurl.com/stuff/etc) and all other ...
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22 views

How to lock Windows Server 2008 R2? [migrated]

I have a virtual server running Windows Server 2008 R2. There are approximately 4 users of the virtual machine that access the machine via RDS. I have noticed several instances where multiple users ...
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1answer
2k views

How to block facebook in iBall router?

I use iBall Baton router. Its product code is iB WRA 150N. I want to block facebook in it. So I typed 192.168.1.1 in my browser and entered username and password to reach the page of iBall. There I ...
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1answer
55 views

How to block access to specific websites and apps on a Wi-Fi network? [closed]

I have heard that you can block the use of Whatsapp and Facebook on your Wi-Fi network. Please guide me how to do this.
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16 views

Blocking images/flash/gifs on specific tab in firefox?

Is there any way (possibly an add-on) to block images/embedded youtube video links/gifs on a specific Tab in firefox especially in a chat room of one of StackExchange's web site as an example?
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1answer
2k views

Avoid ISP blocking VPN connection

I have rented a Virtual Private Server and I have set up a VPN (of type PPTP) following this simple tutorial. It seems that the VPN server is set up correctly, and the VPS administrators told me that ...
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0answers
13 views

Can you block or cache a single image in Outlook?

I'm using Windows 8 Outlook, and I'm curious about whether it is possible to force-cache or block a single image that keeps recurring in emails. Since I'm using a USB Internet stick with limited ...
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2answers
6k views

Blocking youtube Android app from router

I was wondering how can I block the Youtube Android app from the router it self? My router has a function to block a web address or an ip address. It's TP-Link model TL-WR940N. So does anyone know ...
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1answer
40 views

Blocking a specific application's access to a specific domain

I want to block a specific application's access to a domain. I would normally do this by adding the domain to my hosts file and having it redirect to localhost, but that will disable all applications' ...
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2answers
306 views

Block contextual ads based on browser activity from Google

I have entered AliExpress site to buy something. Now I always get ads in YouTube and other sites; some ads advertising some underwear and so on. This is annoying. How can I block them?
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0answers
23 views

Block every USB but one Windows 7 Registry

I want to disable all new plugged in USB Sticks by a User, but want to keep my only one Stick still accessable. For example I plug my "Master"-USB in and I can transfer Data to it. Another user ...
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1answer
151 views

How to Block chrome://extensions/ URL?

How can you block the Chrome URL: chrome://extensions/, such that extensions cannot be disabled, removed, or disabled in incognito mode by anyone (or without a password)? What I've Tried (that's ...
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3answers
2k 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 ...
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0answers
34 views

Parental Control for Google Chrome: Redirection

We may block web sites (let's say booking.com) on Google Chrome using some 3rd-party extensions or Chrome proxy settings, thus a user won't be able to open the banned web page. Is there a way to ...
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2answers
2k views

Disable ALL cookie warnings and hints

What might be an effective way to universally block or auto-accept common cookie warning banners before the web browser shows them to the user? Eg. does a userscript (Greasefire/Tampermonkey) exist ...
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0answers
50 views

How to find out where my https traffic is being blocked

I have a network of machines around the country, connecting via https to a cloud-based server through cellular modems. Only one machine has a problem connecting. When I run nmap -p 443 ...
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3answers
3k views

How would I isolate one networked PC to LAN only?

I would like to have one of my PCs available to the rest of my home network for file sharing and VNC access, but I want to block any Internet traffic going to and from the PC. In other words, I want ...
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4answers
1k views

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

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. +--------+ +-------+ +-------+ | | --+ ...
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1answer
218 views

How to block specific sites on Asus wifi router?

I have this router (Asus Wireless-N300 Router). Also I have Windows 7 workstation and ipad 4. The workstation is connected to router with help a ethernet cable. Ipad 4 gets internet on wifi. I want ...
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49 views

Websites and Netflix blocking connection from VPN

I use a VPN to browse internet sites. But when connected to the VPN, some sites are blocking or limiting access. One site declared that I had shut off the VPN before I could make a purchase from ...
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1answer
71 views

Block page with windows hosts file

I want to use the windows 7 hosts file (in C:\Windows\System32\drivers\etc\hosts) to block this page : play.chessbase.com/js/apps/playchess However, it is not working despite all these entries: ...
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5answers
3k 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 ...
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0answers
12 views

Block EMCO Remote Shutdown process

Is there a way to block remote shutdown sent by network administrators through EMCO Remote Shutdown? I've tried with shutdown -a command, but it seems that EMCO doesn't send the shutdown signal ...
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0answers
27 views

VPN is blocked only on windows?

Hi was trying to setup an vpn on my macbook because the network i am on blocks a lot of pages and it worked fine on the macbook i used the afreevpn.com vpn it worked no problems then i tried on my ...
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34 views

Workaround for 404 error when ISP is blocking a website [duplicate]

My ISP seems to be blocking one particular website that I visit (specifically, www dailymotion com). I get a 404 Not Found error when I try to browse it (tried Firefox, Chrome and IE). I do not think ...
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1answer
38 views

Can not connect home network devices from internet // Cablecom deferring my requests

I reciently moved to Switzerland. I was trying to set my home network configuration as I'm used to (SSH Access to my box, VPN Server, ...) I did the configuration on the router and I was even able to ...
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4answers
3k views
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2answers
36 views

Regional block for website domain? [closed]

Im administrating a website and someone pointed out to me that they can't access the site from any of their devices or browsers. It says "this webpage is not available", and tells him to check his ...
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1answer
33 views

Cannot Access Website and Get Dynamic Error Messages

I have experienced this in the past a very few times with other websites and never understood what causes it but here is screenshot I get in when accessing http://www.kohls.com Tried HTTPS version, ...
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0answers
49 views

Block pages opened from JavaScript

Some websites open pages in a new browser window automatically, thanks to JavaScript. For example, when clicking at a play button, the video starts and another page gets opened in a new window. AFAIK, ...
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1answer
3k views

Block multiple programs through Windows 7 firewall quickly

I know how to block a single program through the firewall quite easily, but I have to do this for several applications now and the process becomes tedious. Is there any way to block multiple programs ...
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3answers
14k views

How to block all ports except 80,443 with iptables? [duplicate]

Blocking all ports(in and out) is easy but it's hard with the word "except". I don't know any rules that satisfies the condition. PS: I know this question is nothing new. But in fact, I didn't find ...
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1answer
114 views

How to block all but a specific list of IP addresses on a given port using IPSEC on Windows?

I have a list of IP addresses. L={x.x.x.x,y.y.y.y,...etc} I want to block all IP addresses except for the ones in the above list. How to do using IPSEC commands in windows machine? I tried to ...
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23 views

How to disable Babylon.js's welcome webpage?

Every time I open Babylon; it also opens a webpage referring to Babylon's Getting Started page. I tried preventing its access to Internet from Windows firewall, but no luck. What can I do?
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2answers
8k views

Block all ports except SSH/HTTP in ipchains and iptables

How can I block all ports except ssh (port 22) httpd (port 80) using iptables and iphains?
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3answers
24k views

Windows 7 / IE9 - how to block all sites except few?

I'm setting up a PC for a 5-year-old. I want to allow access to the Internet to a handful of sites only. Tried IE Content Advisor, but it doesn't support blocking all (or I missed something) I tried ...
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682 views

FireFox's NoScript equivalent for IE 11 in Windows 8.1

For my IE 11 in Windows 8, I need a tool I can use to disable/enable JavaScripts on various web pages dynamically when I open a web page - something similar to what the NoScript plugin for FireFox ...
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1answer
8k views

Creating a Domain BLACKlist with D-Link Router Instead of Whitelist

Problem I have a D-Link router and am having trouble figuring out how to get it to block certain websites. Background With my old (revision A1) DI-524, I had several different kinds of flexible ...
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2answers
3k views

Adding items to /etc/hosts doesn't block Facebook on Windows 8

I have seen that I can't block facebook by adding 127.0.0.1 on Windows 8! Searching on Internet let me know that I should use IP V6 loopback for blocking facebook. Now I have added the following lines ...
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155 views

how to block website in ADSL router model TDSL300W2

I need to block facebook,twitter and You tube in my BSNL ADSL router model no TDSL300W2. Since all are engaged with those web sites and not working. Please let me know how to block these web site ...
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4answers
7k views

Kaspersky blocks internet

Hey, I downloaded the new Kaspersky Internet Security 2010, and since then my internet has not been working. As soon as I disable Kaspersky my internet works. I have narrowed down to what the problem ...
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0answers
67 views

Remove or lock Windows 8 “Bing Smart Search” as disabled for online searches. (Ie. only search computer, not online)

Is there a way, in Windows 8, to completely remove OR lock the online portion of "Bing Smart Search" (ie. windows 8 search feature) as disabled? Currently I can disable or re-enable the online search ...
4
votes
3answers
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 ...
4
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2answers
621 views

How to Block Doodle in Chrome's 'New Tab' page?

My goal is to block the annoying Google "doodles" (i.e. animated soccer-related promos, etc.) that appear in Chrome when a New tab is opened. Here's what's been tried so far: (1) Use AdBlock Plus to ...
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0answers
83 views

Blocking main website of facebook and making m.facebook.com available on windows 8.1

I have been searching about the blocking facebook on my computer over the hour, but I am getting exactly the same method over all the webpages. Change settings on Windows defender to make host file ...
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1answer
107 views

How to enforce blocking of sites if Opera is installed?

With Opera Turbo active, sites blocked in etc/hosts can be still visited. (Turbo takes their content from Opera servers.) It there a way to create (1) blacklist of sites (not editable by users) ...
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50 views

WAFL - Write Anywhere File Layout

Hi I'm looking for some information on how WAFL works , more specifically I need help in understanding the following parts. To make your task of answering simpler I've outlined a few questions. ...
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1answer
5k 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 ...
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10answers
5k 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 ...