In 1943, engineers at Bell Labs discovered that typing on a teletype machine would change the readings on a nearby oscilloscope. They recognized that electromagnetic emissions could enable smart attackers to extract sensitive information from a system by some means … Read More
Daily Archives: August 10, 2023
What Is a SCIF Room? Rules, Requirements, Uses, and More
Organizations that deal with highly sensitive information must concern themselves with the possibility of eavesdropping. An attacker can potentially gain access to data by analyzing radio frequency (RF) signals and spurious electromagnetic emissions. Such attacks circumvent network security, encryption, and … Read More
What Is a Native App vs. Hybrid App vs. Web App: Exploring the Differences
Mobile apps have become big business, as well as a critical touchpoint between companies and their customers. According to data from Business of Apps, 88 billion apps were downloaded in 2021, along with 55 billion games. These downloads generated $133 … Read More
What Is a Faraday Cage and How Does It Work?
Any electronic device can be affected by electromagnetic interference (EMI). Most devices have built-in EMI shielding to minimize the effects of these disturbances. For example, smartphones and tablets have shielding to protect chips and interfaces for cellular, Wi-Fi, and other … Read More
Exploring the Components of a Data Center
Data centers are complex, but they are easier to understand when broken down into their component parts. At the most basic level, every data center comprises compute, storage, and networking equipment supported by racks and cabinets, cooling systems, power systems, … Read More