The word Ransom means the money one has to pay for the data or goods. It is the type of malware that encrypts the affected user. Ransomware is a threat to the digital world and 91% of the attack is caused by a phishing email. According to the survey of ... Read More

Database system Database Management System is used to manage the user information or files and to perform operations like create, edit, share, delete, backup, retrieve, etc. The data stored in the database are organized as tables, rows, columns, and key values which are useful for retrieving relevant information. This database ... Read More

Cloud Computing Cloud Computing is referred to the online services provided via the internet, the services include storage, database, networking, server management, and other IT services. The IT services are everything revolving around hardware, software, and network resources that are hosted via the internet to its customers. Cloud computing is ... Read More

Computers perform operations based on the comments received. The set of commands or rules is sent and processed by the network protocol. In the network, there are different types of computers connected which may possess different hardware and software components. So, it is necessary to make the computer of different ... Read More

In today’s generation, networks play an important role to establish a connection between people, organizations, and devices. This network is used to transfer data, voice, and signals between two entities. It is also important to maintain a level of security for these data transfers. Also, they can be arranged in ... Read More

ARP and RARP are the LAN (Local Area Network) protocols. A LAN is a fast, fault-tolerant data network that only covers a limited area of land. There are three types of LAN data transmissions unicast, multicast, and broadcast. A single packet is transferred from the source to a destination on ... Read More

Mesh topology is a type of network topology in which every node is connected to every other node in the network. This topology provides a high level of redundancy and error tolerance, making it a popular choice for large-scale networks. However, the major disadvantage is it is costly because it ... Read More

A hub is a networking device that is used to connect multiple devices in a network. Its main function is to receive data from one device and then broadcasted it to all its ports. It works at the physical layer of the ISO/OSI model. This is also called a multiport ... Read More

Computer Security means protecting your data and information from harm, theft, attackers, and unauthorized access. Let’s consider one simple example of why security is necessary. Today, children play online games by downloading them from Play Store and Chrome or using other sites. They don’t have proper knowledge about the third-party ... Read More

Mobile devices are something we keep so much private information in. It keeps our data such as personal pictures of family, and friends, special events, important documents, audio and videos, and certain other confidential files which are necessary for our life. Keeping all this information secure and private is very ... Read More