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Articles on Trending Technologies
Technical articles with clear explanations and examples
Difference between Client-side filter and Server-side filters in Cyber Security
Filtering is the process of validating or screening input data to determine whether it meets predefined standards or security policies. In cybersecurity, content filtering serves as a critical defense mechanism that screens emails, web pages, and other digital content to block malicious, inappropriate, or policy-violating materials. Modern firewalls incorporate filtering as built-in features, operating through predefined patterns that analyze text strings, image data, and network traffic. Organizations deploy content filtering to block malicious websites, prevent access to unauthorized social media platforms, and protect against various cyber threats according to their security policies. Client-side vs ...
Read MoreWhat are the network security types?
Network security is the protection of access to files and directories in a computer network against hacking, misuse, and unauthorized changes to the system. It encompasses various technologies, policies, and practices designed to defend network infrastructure and data from cyber threats. Importance of Network Security Network security is built around three fundamental principles known as the CIA Triad: Confidentiality − Protects sensitive information from unauthorized access and disclosure. Organizations must guard against malicious actions that could compromise confidential data such as customer records, financial information, or trade secrets. Integrity − Ensures that information ...
Read MoreWhat is the best desktop configuration for a graphics designer?
When assembling a custom desktop computer for graphics design work, specific hardware components can significantly impact your workflow and productivity. Here's the optimal configuration for professional graphics designers. Graphics Designer Desktop Configuration CPU & Motherboard Intel i7/i9 or AMD Ryzen 7/9 32GB+ RAM support SATA 3.0 + NVMe GPU & Memory NVIDIA RTX 4070/4080 32GB DDR4/DDR5 RAM 1TB NVMe SSD + 2TB HDD ...
Read MoreHacking with Santet
This article demonstrates how to use the Santet penetration testing tool, which combines multiple security testing capabilities into a single package. Santet includes payload generation, Facebook group hijacking, SMS bombing, SMS spoofing, and Denial of Service (DoS) attack functionalities for ethical hacking and security research purposes. Important: This tool should only be used in authorized penetration testing environments or for educational purposes. Unauthorized use against systems you don't own is illegal and unethical. Installation and Setup To install Santet on Kali Linux, follow these steps: Step 1: Clone the Repository Open a terminal in Kali ...
Read MoreWhat is Quadrature Amplitude Modulation (QAM)?
Quadrature Amplitude Modulation (QAM) is a digital modulation technique that combines both Amplitude Shift Keying (ASK) and Phase Shift Keying (PSK) to achieve higher data transmission rates. By varying both the amplitude and phase of a carrier signal, QAM can encode more bits per symbol than traditional modulation schemes. While Phase Shift Keying (PSK) is limited by the equipment's ability to distinguish small phase differences, QAM overcomes this limitation by using both amplitude and phase variations. This combination allows for maximum differentiation between signal units (bits, dibits, tribits), enabling higher spectral efficiency. How QAM Works QAM creates ...
Read MoreWhat is Basic Communication Model?
The basic communication model in computer networking represents the fundamental framework for data exchange between devices. It consists of a sender who encodes a message, transmits it through a communication channel or medium, and a receiver who decodes the message and provides feedback. Basic Communication Model Sender (Encode) Communication Channel Receiver (Decode) ...
Read MoreHacking with HTA file (MSHTA.exe)
The Windows OS utility MSHTA.exe is responsible for running HTA (HTML Application) files that can execute JavaScript or VBScript code. These files can be interpreted and executed using the Microsoft MSHTA.exe tool, making them a potential attack vector for malicious activities. HTA File Execution Process HTA File .hta extension MSHTA.exe Windows utility Code Execution JS/VBScript ...
Read MoreGenerations of Wireless communication
Wireless communication is a method of transmitting data between devices without physical connections, using radio waves, microwaves, or other electromagnetic signals through free space. Since its emergence in the 19th century, wireless technology has evolved through distinct generations, each offering improved capabilities and performance. Martin Cooper, often credited as the pioneer of mobile communication, developed the first wireless device that led to what we now recognize as the first generation of mobile technology. This evolution has progressed through five major generations, each representing significant technological advancements. Evolution of Wireless Communication Generations ...
Read MoreWhat is router architecture?
A router is a network device that forwards data packets between computer networks. Router architecture is designed to perform two essential functions: processing routable protocols and using routing protocols to determine the optimal path for data transmission. Architecture of Router A router consists of four fundamental components that work together to enable efficient packet forwarding and routing decisions. Router Architecture Input Ports Switching Fabric (Hardware) ...
Read MoreHandoff in Mobile Connections
In cellular communications, handoff (also called handover) is the process of transferring an active call or data session from one cell in a cellular network to another, or from one channel to another. In satellite communications, it is the process of transferring control from one earth station to another. Handoff is essential for preventing loss of service or interruption to a caller or data session user as they move through the network. Mobile Handoff Process Cell A (Current) Cell B (Target) ...
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