Network security
Last modified: 2025-01-23 15:01
On the websites of mobile operators there are pages for sending SMS messages over the Internet. This is beneficial to the sender, but the recipient often does not receive any information about who sent the message. Instructions Step 1 The easiest way to catch an anonymous sender is if you use the services of the MTS operator
Last modified: 2025-01-23 15:01
Despite the fact that advertising has become a familiar attribute of modern life, sometimes it becomes too much and it becomes difficult to make out everything else behind bright colors and obsessive flickering. Do not tolerate this, because to get rid of ads in the browser, you just need to tweak your computer a little
Last modified: 2025-01-23 15:01
Often, many users of the Vkontakte social network are faced with the situation of losing their password from their account. This can happen for various reasons: a computer crash, a virus infection, or just simply forgot your password. It is possible to recover your password, knowing your username, if you follow certain instructions
Last modified: 2025-01-23 15:01
Login and password are always unique and secure. They are needed to keep the privacy of correspondence, confidentiality of information and protect yourself from fraudsters. Instructions Step 1 It seems that it is already difficult to choose your own unique one from the billions of logins of network users
Last modified: 2025-01-23 15:01
Delta Search is a virus-like search engine that is tricked into the computers of gullible users and replaces the beloved Google, Yandex and even the impudent Mail.ru Search. Removing Delta Search is possible, albeit difficult. This task will take a lot of time and patience
Last modified: 2025-01-23 15:01
IP addresses are unique. They are 4 bytes long and are written as four groups of numbers from 0 to 255, separated by dots. Each group designates a network, a group of nodes, and an identifying node. Instructions Step 1 Look at the first group of numbers on the left
Last modified: 2025-01-23 15:01
Internet Protocol Address (abbreviated as ip address) is a personalized address of a computer that connects to the Internet or a local network. Usually the address is permanent and assigned by the network administrator. How do I make it float (dynamic)?
Last modified: 2025-06-01 06:06
Internet users access the network through a provider. The provider owns a certain range of ip-addresses; when connecting to the network, the user is allocated one of the addresses in this range. The presence of an ip-address allows, if necessary, to easily identify the provider
Last modified: 2025-01-23 15:01
The overwhelming majority of sites can be accessed by entering a convenient domain name into the browser line, and not the corresponding ip-address. This opportunity exists thanks to DNS servers (from the English Domain Name System), which store the necessary information
Last modified: 2025-06-01 06:06
To exchange information over a network, the TCP transport protocol establishes communication between applications running on computers. The address field of each data packet includes a numeric identifier that indicates which application will process the information
Last modified: 2025-01-23 15:01
In some cases, an Internet user is faced with the task of finding out his own IP address. He may have several such addresses: inside the local network, external, assigned by the provider, and sometimes the one located behind the proxy server
Last modified: 2025-06-01 06:06
The network address (also called the MAC address of a computer) can be found in several common ways. The easiest way, of course, is to find out the network address of a computer by looking at the sticker or packaging of the network card. In the case when we are dealing not with a computer, but with a laptop, it is necessary to pay attention to the bottom of the device - there should be a sticker on which the MAC address of all network interfaces is indicated
Last modified: 2025-01-23 15:01
Communication on the Internet has recently taken on a variety of forms. It takes place on forums, blogs, or simply by email. For users, ample opportunities have opened up in the design of text messages. It is necessary Computer, internet access
Last modified: 2025-01-23 15:01
When entering the network (global or local), each individual computer receives its own personal "temporary pass" - IP-address (Internet Protocol Address). This address is four 3-digit numbers ranging from 0 to 255, separated by a period
Last modified: 2025-01-23 15:01
"IPishnik", or officially IP-address (Internet Protocol Address) - the address of a device connected to a local network or the Internet. For any device connected to the Internet, it is written as four numbers from 0 to 255, separated by dots, for example, 172
Last modified: 2025-01-23 15:01
A subnet mask is a convenient mechanism for separating a network address from a specific host address. Such a mechanism was already established in the first IP standard in September 1981. To simplify routing and increase its efficiency, you need to be able to calculate the mask
Last modified: 2025-01-23 15:01
The structure of a site is called a tree of links, which clearly shows all the transitions between pages. The need to look at the structure of the site may arise both to find the necessary information and to optimize it. Instructions Step 1 If you need to see a list of all the pages available for viewing, use the capabilities of the Google search engine
Last modified: 2025-01-23 15:01
When you start a browser and go to a site, your computer is immediately assigned a certain number, and now communication with other computers (communication in ICQ, downloading files, surfing the Internet,) is strictly through it. This private number is called an IP address
Last modified: 2025-01-23 15:01
Some Internet users from time to time may need to find out exactly the ip address of a server. For example, if the user only knows the domain, but there is no more precise information about the server, you can resort to a very simple method
Last modified: 2025-01-23 15:01
A virtual number is a subscriber's phone number that is not tied to his location. This is very convenient for companies with a head office in one city and branches in another - one general telephone number is provided, calls to which are subsequently distributed
Last modified: 2025-01-23 15:01
The Internet consists of many different sites and not all of them are useful, or at least harmless. There are quite a few pages created for the purpose of fraud or fake sites for well-known resources. Information about the owner of the domain name sometimes helps to understand what a particular site is
Last modified: 2025-01-23 15:01
Information about who owns a particular domain is relevant, as a rule, for those people or organizations who want to purchase an already taken domain for business or personal use. It is necessary Access to the Internet. Instructions Step 1 To find out who owns a particular domain, you can use special sites
Last modified: 2025-01-23 15:01
Sometimes you need to know when a particular site was created. This can be helped by programs that provide all information about the domain: status, owner name, start and end date of delegation. Instructions Step 1 Find out the date of domain creation through the online whois service
Last modified: 2025-01-23 15:01
Domains greatly facilitate the work of users, allowing you to log in to the system just once and forget about all passwords to various devices and files in a large local network. It is necessary - administrator rights; - local network with a Windows domain
Last modified: 2025-01-23 15:01
In order to quickly find out your ip address, there are several common ways. All of them are practical and simple, so they do not require much effort. The first way is to go to a forum or site, the properties of which allow you to determine the address of all visitors (including, of course, your computer)
Last modified: 2025-01-23 15:01
Domains have been the main means of addressing on the Internet for a very long time. The domain is the "face" and the main asset of every website. The number of domains registered at the moment is in the hundreds of millions. Because of this, choosing a short and memorable name is very problematic
Last modified: 2025-01-23 15:01
The IP address (Internet Protocol Address) is used to identify Internet surfers (more precisely, their network connection). Most of the network users have dynamic IP-addresses - the Internet service provider, upon entering the network, assigns them any of the available free or not very busy IP-addresses at the moment
Last modified: 2025-01-23 15:01
Working on the Internet, the user sometimes wants to hide his real ip - a unique network identifier that allows him to determine from which computer the connection is made. There are several simple and fairly reliable ways to keep your anonymity online
Last modified: 2025-01-23 15:01
Every computer that has Internet access has an IP address. It is needed to count the number of unique users of sites. Using social engineering methods and the iplogger.ru web service, you can find out the IP address of someone else's computer It is necessary A computer with Internet access, an account on any social network or messaging service Instructions Step 1 Go to the iplogger
Last modified: 2025-01-23 15:01
Sometimes users need to find out the gateway address through which they connect to the Internet, or other connection settings. Even a novice user can do this. Instructions Step 1 The first and most reliable way to find out your connection settings is to clarify them with the support service of your provider
Last modified: 2025-01-23 15:01
They say that it is easy to hide on the Internet, and no one will know about you. In fact, this is not the case. Each click on the links, visit to any site leaves traces. Even now, when you read this article or write comments, the information about your location is not classified
Last modified: 2025-01-23 15:01
For the normal operation of a computer network, it is very important that each node in it has a unique identifier, which is an IP address. In the local network, the distribution of IP addresses is handled by the DNS server, on the Internet - by the provider
Last modified: 2025-01-23 15:01
It will never be superfluous to determine the IP address of the sender of the letter, especially if this letter seems suspicious. For example, to make sure that the sender is exactly the person he claims to be or to contact his provider or domain owner with a complaint in the event of spam or other "
Last modified: 2025-06-01 06:06
Entering the network, the user leaves information about his ip-address on each resource he visits. This address is unique, there cannot be two or more computers with the same ip on the network at the same time. Therefore, information about it, if necessary, can help to calculate the owner of a particular computer
Last modified: 2025-06-01 06:06
Each computer connected to the network has an ip-address, which is its unique network identifier. At the same time, there are no two machines on the network with the same IP. Sometimes a user may want to know where the computer with a specific ip address is
Last modified: 2025-01-23 15:01
An icon for a site, or, as it is more often called, an icon is what you can see in the corner next to the name of the tab in the browser. Also, the icon is displayed opposite the name of the site in the list of "Favorites", you can also see it when the search engine shows your site in the search results
Last modified: 2025-01-23 15:01
Your own page or website on the Internet is not only an element of prestige, but also a way to convey this or that information to people. The complexity of creating your resource on the network directly depends on the complexity of the project
Last modified: 2025-01-23 15:01
Website development and making money on the Internet is a popular business these days. This type of earnings allows you to work directly for yourself. In order to create a website and promote it, you need to have certain knowledge. 1
Last modified: 2025-01-23 15:01
Emoticons have long been a tool for expressing emotions on the web. If before there were only two emoticons - sad and funny, now there are a lot of variations on this theme. Do you also want to create your own unique emoticon? Then this guide is for you
Last modified: 2025-01-23 15:01
Earning income from your own website today is the main form of earning money on the Internet. For any webmaster, his site can be not only his creation and brainchild, but also a source of monthly income. Instructions Step 1 In order for the site to start generating monthly profits, you first need to decide how to organize the income