PC Knowledge

BUFFOON SACHIN In the realm of networking, transmission media serves as the fundamental conduit for data transfer between devices. Understanding the various types of transmission media is crucial for designing effective networks, whether for home use, small businesses, or large enterprises. This blog will introduce you to the concept of transmission media, its significance, and the primary types, while exploring emerging trends and addressing common questions. What is Transmission Media? Transmission media refers to the physical pathways that facilitate the movement of data signals from one device to another. These pathways can be categorized into two primary types: 1)Wired Media: Physical cables and fibers that connect devices. 2)Wireless Media : Electromagnetic signals that transmit data without the need for physical connections. Why is Transmission Media Important? The choice of transmission media can significantly impact: Data Transfer Speed : Different media offer varying spee

BUFFOON SACHIN As we advance into the digital age, the hacking landscape is constantly changing. Rapid technological innovation and increasing cyber threats require organizations and individuals to stay informed about emerging cybersecurity trends to effectively prepare for and defend against future risks. www.freepik.com Current Trends in Cybersecurity One major trend is the rise of AI in hacking , where cybercriminals use artificial intelligence to automate attacks and analyze vast datasets for vulnerabilities. For example, in 2020, AI-driven phishing schemes utilizing deepfake technology convincingly impersonated executives, complicating detection. To counter these threats, organizations must implement advanced AI-driven cybersecurity solutions, emphasizing proactive threat intelligence and anomaly detection. Another critical issue is the vulnerability of IoT devices . The surge in Internet of Things devices—from smart home gadgets to industrial sensors—has widened the attack surfac

BUFFOON SACHIN Cyber threats are malicious acts aimed at compromising computer systems, networks, or devices with the intent to steal sensitive data, disrupt services, or cause harm. As technology evolves, so do the tactics employed by cybercriminals. Understanding these threats and the hacking techniques used to exploit them is crucial for both ethical hackers and cybersecurity professionals. Photo by  Desola Lanre-Ologun  on  Unsplash 1)Ransomware Ransomware is a type of malware that encrypts a victim's data, demanding a ransom for the decryption key. A notorious example is the WannaCry attack in 2017, which infected over 230,000 computers across 150 countries, leading to significant operational disruptions and financial losses. Organizations should implement robust backup and recovery plans to mitigate the impact of such attacks. 2)Phishing Phishing involves sending fraudulent emails that appear to be from legitimate sources to trick users into revealing personal information, s

  BUFFOON SACHIN Once a cornerstone of Pune's financial landscape, Cosmos Bank was a trusted institution for many. Customers relied on its services, from savings accounts to loans, feeling secure in their transactions. However, on August 11, 2018 , this sense of security was shattered by a sophisticated cyberattack. In the early hours of that day, a group of hackers executed a meticulously planned operation targeting the bank's core systems. By identifying vulnerabilities within the bank’s infrastructure, they were able to infiltrate its security measures with alarming ease. Utilizing advanced malware, the attackers gained control over the bank’s ATM network and core banking software. With their digital breach complete, the hackers swiftly issued commands that instructed ATMs across various locations to dispense cash without any legitimate authorization