Computer security

HOW TO CREATE A LETTER HEAD IN MS OFFICE PUBLISHER

Creating a Letterhead in Microsoft Publisher 2016 Microsoft office Publisher 2016 comes with installed letterhead templates and online letterhead templates. With Publisher, a user can create letterhead designed for special occasions and holidays, as well as for personal, professional and commercial use. Publisher comes with a built-in design check and has the capability to customize…

Computer security

Best Free Web Hosting Sites

Best Free Hosting Sites While free is tempting, it’s always limited when it comes to website hosting. With that in mind, we have hand-picked the best free website hosting sites that you can use to get started. These hosting sites are 100% free for you to use. With that said, here are the best free…

Computer security

How To Recover Deleted Files On Your Pc

Deleted files, from your pc can be recovered regardless of the circumstances in which they were deleted. You can restore deleted files from recycle bin, backups, or recover lost files with deleted file recovery software that works even the files have been permanently removed without any backup. Steps to Recover Permanently Deleted Files in Windows…

Computer security

How Does a Botnet Attack Work

The Internet is filled with threats to online security. Many of these threats are just productive, positive technologies turned to evil use. The botnet is an example of using good technologies for bad intentions. A botnet is nothing more than a string of connected computers coordinated together to perform a task. Definition of Botnets Botnets…

Computer security

HOW TO DESIGN A LOGO WITH COREL DRAW

Corel draw is a graphics design software that is used to create beautiful ,attractive and fascinating logo,however,before you think of designing with corel draw,you need to download the software and install it on your computer. Creating a logo for your business can be exciting This first impression is supposed to communicate your business’s purpose, expertise,…

Computer security

How To Identify And Prevent Cyber Espionage.

What is Cyber Espionage? Cyber espionage is a form of cyber attack that steals classified, sensitive data or intellectual property to gain an advantage over a competitive company or government entity. Espionage, according to Merriam-Webster, is “the practice of spying or using spies to obtain information about the plans and activities especially of a foreign…

Computer security

Understanding Object Oriented Programming

Object-oriented programming (OOP) is a computer programming model that organizes software design around data, or objects, rather than functions and logic. An object can be defined as a data field that has unique attributes and behavior. OOP focuses on the objects that developers want to manipulate rather than the logic required to manipulate them. This…

Computer security

NETWORK VIRTUALIZATION AND ITS IMPORTANCE

DEFINITION Network virtualization (NV) refers to abstracting network resources traditionally delivered in hardware to software. NV can combine multiple physical networks to one virtual, software-based network, or it can divide one physical network into separate, independent virtual networks.  Network virtualization is also a method of combining the available resources in a network to consolidate multiple…

Computer security

Data Management Advantages And Disadvantages

Data management is the process of ingesting, storing, organizing and maintaining the data created and collected by an organization. Effective data management is a crucial piece of deploying the IT systems that run business applications and provide analytical information to help drive operational decision-making and strategic planning by corporate executives, business managers and other end…

Computer security

UNDERSTANDING FOOTPRINTING AND RECONNAISSANCE

1. Introduction to Footprinting and Reconnaissance Footprinting and reconnaissance play a crucial role in the world of cybersecurity, serving as the initial stages of any successful attack. By gathering information about a target system or organization, cyber attackers can identify vulnerabilities, exploit weaknesses, and launch targeted attacks. Understanding the intricacies of these techniques is essential…

Computer security

HOW DOES CYBER WARFAIR WORK

What is cyberwar? WHAT IS CYBER WARFARE? Cyberwarfare refers to the use of digital attacks — like computer viruses and hacking — by one country to disrupt the vital computer systems of another, with the aim of creating damage, death and destruction. Future wars will see hackers using computer code to attack an enemy’s infrastructure,…

Computer security

HOW TO IDENTIFY PHISHING ATTACK AND PREVENT IT.

WHAT IS PHISHING ATTACK? Phishing is the fraudulent use of electronic communications to deceive and take advantage of users. Phishing attacks attempt to gain sensitive, confidential information such as usernames, passwords, credit card information, network credentials, and more. By posing as a legitimate individual or institution via phone or email, cyber attackers use social engineering to…

Computer security

CROSS SITE SCRIPTING PREVENTION

Cross-site Scripting (XSS) WHAT IS CROSS SITE SCRIPTING Cross-site scripting (also known as XSS) is a web security vulnerability that allows an attacker to compromise the interactions that users have with a vulnerable application. It allows an attacker to circumvent the same origin policy, which is designed to segregate different websites from each other. Cross-site…

Computer security

FREE HARD DISK REPAIR TOOLS.

Hard disk also known as hard drive,is the engine room of a computer wether laptop or desktop,this implies that every information in a computer is usually stored in the hard disk.However when a hard disk suddenly dies all information in it,will be lost.To prevent data loss hard disk should be maintained and repaired with the…

Computer security

MAN IN THE MIDDLE ATTACK PREVENTION

A man-in-the-middle attack is a type of cyberattack where a malicious actor inserts him/herself into a conversation between two parties, impersonates both parties and gains access to information that the two parties were trying to send to each other. A man-in-the-middle attack allows a malicious actor to intercept, send and receive data meant for someone…

Computer security

FREE AUDIO EDITING SOFTWARES

Audio editing software is a software which allows editing and generating of audio data. Audio editing software can be implemented completely or partly as a library, as a computer application, as a web application, or as a loadable kernel module. Wave Editors are digital audio editors and there are many sources of software available to…

Computer security

How To Unlock BIOS Password

How to Reset / Remove / Bypass Forgotten BIOS or CMOS Password? A BIOS password is a protective measure that can be used to prevent someone powering up a computer system or making changes in some of the computers most sensitive areas. Many big name computer manufacturers such as Dell and HP lock the customers…

Computer security

THE BEST FREE VIDEO EDITING SOFTWARES

What is Video Editing? Video editing is the process of manipulating and rearranging video shots to create a new work. Editing is usually considered to be one part of the post production process — other post-production tasks include titling, colour correction, sound mixing, etc. Many people use the term editing to describe all their post-production…

Computer security

NETWORK FIREWALL SECURITY

WHAT ARE FIOREWALLS? Firewalls are network devices that help enforce an organization’s securitypolicy. Since their development, various methods have been used toimplement firewalls. These methods filter network traffic at one or moreof the seven layers of the ISO network model, most commonly at theapplication, transport, network, and data-link levels. Newer methods,which have not yet been…

Computer security

IDENTITY THEFT AND FRAUD PROTECTION

WHAT IS IDENTITY THEFT Identity theft is when someone steals your personal information and uses it without your permission. There are several forms of identity theft, and each one can affect you in a different way. There’s no way to inoculate yourself against identity theft completely. But if you’re diligent in learning how your information…

Computer security

Web Application Security Test Tools

WHAT IS WEB APPLICATION SECURITY? Web application security is the process of protecting websites and online services against different security threats that exploit vulnerabilities in an application’s code. Common targets for web application attacks are content management systems (e.g., WordPress), database administration tools (e.g., phpMyAdmin) and SaaS applications. Perpetrators consider web applications high-priority targets due…

Computer security

What Is Cryptography In Cyber Security

Definition Cryptography is a method of protecting information and communications through the use of codes, so that only those for whom the information is intended can read and process it. The prefix “crypt-” means “hidden” or “vault” — and the suffix “-graphy” stands for “writing.” In computer science, cryptography refers to secure information and communication…

Computer security

HOW TO BLOCK MY STOLEN ATM CARD

WHAT IS AN ATM CARD? An ATM card is a payment card or dedicated payment card issued by a financial institution which enables a customer to access their financial accounts via its and others’ automated teller machines and to make approved point of purchase retail transactions ATM cards are not credit cards or debit cards…

Computer security

What Is Sms Phishing Attack

SMS phishing is a situation when a cell phone receives a SMS (Instant Message or IM) from a fake person or entity. The unsuspecting cell phone user will respond to a fake SMS and visit a URL, inadvertently downloading malware and installing a Trojan without the user’s knowledge. Phishing is all about extracting useful information,…

Computer security

MICROSOFT OFFICE ALTERNATIVES

Microsoft Office remains the most popular productivity suite for documents, spreadsheets, presentations, and more – whether as a download software package, or as the cloud-based Microsoft 365 suite. However, a range of alternative competitors have become increasingly attractive, not least because of more price-competitive licensing fees, and some are free to use. However, paying less,…

Computer security

What Is Information System Security?

INTRODUCTION As computers and other digital devices have become essential to business and commerce, they have also increasingly become a target for attacks. In order for a company or an individual to use a computing device with confidence, they must first be assured that the device is not compromised in any way and that all…

Computer security

FREE WIRELESS NETWORK SECURITY TOOLS

Wireless network security primarily protects a wireless network from unauthorized and malicious access attempts. Typically, wireless network security is delivered through wireless devices (usually a wireless router/switch) that encrypts and secures all wireless communication by default. Even if the wireless network security is compromised, the hacker is not able to view the content of the…

Computer security

Microsoft office 365,2019 and 2016 permanent activators

Introduction to Microsoft Office Software Microsoft Office is a set of computer applications mainly used for business or office purposes. First introduced in 1990, Office software is made by the Microsoft Corporation. MS Office helps simplify basic office tasks and improve work productivity. Each application is designed to address specific tasks, such as word processing, data…

Computer security

Keylogger Attack Prevention

What’s a keylogger? As its name indicates (“key”-“logger”), this term refers to a malicious computer program that secretly records every keystroke made by a computer user. Keyloggers are used to gain fraudulent access to confidential information such as personal details, credit card data, access credentials, etc. TYPES OF KEYLOGGERS There are two types of keyloggers, based on…

Computer security

HOW TO FIX FAN ERROR IN A LAPTOP

The CPU fan error is a common error message that can appear when starting up a Windows desktop computer or laptop. The warning is usually triggered after a computer has shut itself down due to overheating. This may happen when the fan (or fans) are unable to cool the hardware sufficiently. While frustrating, the CPU…

Computer security

Virtualization Technology Advantages And Disadvantages

WHAT IS VIRTUALIZATION TECHNOLOGY? Virtualization is the process of creating a software-based, or virtual, representation of something, such as virtual applications, servers, storage and networks. It is the single most effective way to reduce IT expenses while boosting efficiency and agility for all size businesses. In layman words, Virtualization enables users to disjoint operating systems…

Computer security

What Is Internet Content Filtering?

DEFINITION Web content filtering is the practice of blocking access to web content that may be deemed offensive, inappropriate, or even dangerous. Families will be well aware of the need to apply internet content filters to material not suitable for young children, but content filtering has its place in the business world, too.  There are…

Computer security

What Is Web Application Security?

Web application security is the process of protecting websites and online services against different security threats that exploit vulnerabilities in an application’s code. Common targets for web application attacks are content management systems (e.g., WordPress), database administration tools (e.g., phpMyAdmin) and SaaS applications. Perpetrators consider web applications high-priority targets due to: The inherent complexity of…

Computer security

How to create a WordPress customer database.

A database is an organized collection of structured information, or data, typically stored electronically in a computer system. A database is usually controlled by a database management systemCDBMS). Together, the data and the DBMS, along with the applications that are associated with them, are referred to as a database system, often shortened to just database….

Computer security

Fixing Access Violation Error 0xc0000005

Application Error code 0xc0000005 is also known as Access Violation error. This is a common problem experienced by Windows users, regardless of operating system version. Application Error 0xc0000005 is broad and can be caused by a number of different problems. The error usually appears when trying to run an a program or application (as implied…

Computer security

How To Repair A Freezing Computer.

Definition Of A Freezing Computer. A hanging or frezing computer refers to an unresponsive computer. When a computer does not respond to any user input, it is said to be frozen. Top Reasons “Why Computer Keeps Freezing” It is important to identify the actual causes for a computer that keeps freezing. The most common causes…

Computer security

Top Seven Programming E-books

WHAT IS AN EBOOK? An ebook, also known as an e-book or eBook, is a book publication made available in digital form, consisting of text, images, or both, readable on the flat-panel display of computers or other electronic devices.  An eBook is a non-editable, reflowable book that is converted to a digital format to be…

Computer security

What Is Software Engineering.

What is Software Engineering? DEFINITION Software engineering is defined as a process of analyzing user requirements and then designing, building, and testing software applications which will satisfy those requirements. Let us first understand what software engineering stands for. The term is made of two words, software and engineering. Software is more than just a program…

Computer security

Internet Security Tips

WHAT IS INTERNET? The Internet is a global network of billions of computers and other electronic devices. With the Internet, it’s possible to access almost any information, communicate with anyone else in the world, and do much more. You can do all of this by connecting a computer to the Internet, which is also called going online. When someone says…

Computer security

What is internet of things (IOT)

DEFINITION The internet of things, or IoT, is a system of interrelated computing devices, mechanical and digital machines, objects, animals or people that are provided with unique identifiers (UIDS) and the ability to transfer data over a network without requiring human-to-human or human-to-computer interaction. It also refers to the billions of physical devices around the…

Computer security

How To Format A Computer

To format your hard disk during Windows 10 installation, you’ll need to start, or boot, your computer using the Windows 10 installation disc or USB flash drive. Turn on your computer so that Windows starts normally, insert the Windows 10 installation disc or USB flash drive, and then shut down your computer. Restart your computer….

Computer security

How To Remove Virus From Your Pc

A computer virus is a type of malware (malicious software) designed to make self-replicate, i.e. to make copies of itself on any drive connected to your computer. Computer viruses are so-called because, like real viruses, they can self-replicate. Once your computer is infected with a virus, this is how it spreads. When a computer virus…

Computer security

CLOUD COMPUTING ARCHITECTURE:Top Cloud Computing Applications in

Definition Cloud computing is the delivery of on-demand computing services — from applications to storage and processing power — typically over the internet and on a pay-as-you-go basis. Simply put, cloud computing is the delivery of computing services—including servers, storage, databases, networking, software, analytics, and intelligence—over the Internet (“the cloud”) to offer faster innovation, flexible…

Computer security

Computer Operating Systems

Definition of operating system An Operating System (OS) is a software that acts as an interface between computer hardware components and the user. Every computer system must have at least one operating system to run other programs. Applications like Browsers, MS Office, Notepad Games, etc., need some environment to run and perform its tasks. The OS helps…

Computer security

How To Network Computers

A computer network is made up of 2 or more computers connected by a common communications link so that data, resources and peripheral devices can be shared between them. Although there are different methods for creating a computer network, wireless networks have become the standard in recent years, both at home and in the office….

Computer security

What Is Computer And Cyber Forensics

Definition Computer forensics is the application of investigative and analytical techniques to gather and preserve evidence from a particular computing device in a way that is suitable for presentation in a court of law. The goal of computer forensics is to perform a structured investigation while maintaining a documented chain of evidence to find out…

Computer security

What Is An Application software?

The term ‘software‘ refers to the set of electronic program instructions or data a computer processor reads in order to perform a task or operation. In contrast, the term ‘hardware‘ refers to the physical components that you can see and touch, such as the computer hard drive, mouse, and keyboard. Software can be categorized according…

Computer security

WHAT IS QUANTUM COMPUTING

Quantum computing is a branch of computer science that is based on the principles of the superposition of matter and quantum entanglement and uses a different computation method from the traditional one. In theory, it would be able to store many more states per unit of information and operate with much more efficient algorithms at…

Computer security

Differences Between Http And Https

The paramount responsibility of any web developer or owners of websites is to secure the data and information of the website visitors,to be able to achieve that, there is need for both the owners of websites and the developers to understand the differences between HTTP and HTTPS with regard to data and information security. What…

Computer security

What Is A Computer Server

A server is a software or hardware device that accepts and responds to requests made over a network. The device that makes the request, and receives a response from the server, is called a client. On the Internet, the term “server” commonly refers to the computer system which receives a request for a web document,…

Computer security

WHY IS MY COMPUTER SO SLOW?

A fast and efficient computer,makes work easy and efficient while a slow computer delays work and causes inability to meet up with targets. The are many reasons why a computer is running slowly Below are the procedures users can follow to help speed up a computer or determine why a computer is running slowly. It…

Computer security

What Is Software Piracy

DEFINITION Software piracy is the act of stealing software that is legally protected. This stealing includes copying, distributing, modifying or selling the software. Copyright laws were originally put into place so that the people who develop software (programmers, writers, graphic artists, etc.) would get the proper credit and compensation for their work. When software piracy…

Computer security

Steps To Become A Computer Programmer

Computer programming is the process that professionals use to write codes that instructs how a computer, application or software program performs. At its most basic, computer programming is a set of instructions to facilitate specific actions. Computer programmers create instructions for a computer to execute by writing and testing code that enables applications and software…

Computer security

What Are The Importance Of Computer Engineering

Definition of computer engineering Computer Engineering is defined as the discipline that embodies the science and technology of design, construction, implementation, and maintenance of software and hardware components of modern computing systems and computer-controlled equipment. Computer engineering has traditionally been viewed as a combination of both computer science (CS) and electrical engineering (EE). It has evolved…

Computer security

Useful Kali Linux Tools For Penetration Testing.

Kali Linux is a Linux based operating system, mostly used in penetration testing. Kali.org has recently released its new update with some extra functionalities. There are different types of tools that are present in Kali Linux to perform different operations. What is Kali Linux used for? What is Kali Linux used for? Kali Linux is mainly used for advanced Penetration…

Computer security

what is computer programming?

Computer programming by definition is the art of issuing commands and giving computers instructions about what they should do next. These instructions are known as code, and computer programmers write code to solve problems or perform a task. The end goal is to create something: that could mean anything from a web page, or a…