The year is 2004, and the basement air is cool and smells of ozone. Elric runs a finger over a freshly printed stack of business cards on his mahogany desk. They read Brickwall Security. It’s a name that reflects his philosophy: a solid, unyielding barrier between his clients and the chaos of the burgeoning digital Read More …
Category: Computers
Understanding 5G Networks
Elric is sixty-four now. The silver in his hair matches the brushed aluminum of the high-end server racks in his climate-controlled “War Room.” He doesn’t use a blue box anymore—his tools are written in Rust and Go, but the glint in his eye is the same one he had back in ’82 when he first Read More …
The AI Stack as seen by Google
This hierarchical view can be a great way to understand how the different components work together to deliver AI solutions within Google’s stack. 1. Infrastructure Layer The foundational infrastructure layer is the bedrock of the entire AI stack, serving as the essential engine that provides the physical and virtual resources necessary to power sophisticated AI Read More …
PSTN – Public Switched Telephone Network
The year is 1982. The air in Elric’s bedroom is thick with the scent of solder and stale coffee. The rhythmic click-clack of a nearby Teletype machine provides the soundtrack to his late-night explorations. To most, a telephone is a plastic object on a kitchen wall. To Elric, it is a gateway to the Public Switched Read More …
GMSC – Gateway Mobile Switching Center
The GMSC is a specialized type of Mobile Switching Center (MSC) that serves as a gateway between a mobile network and other networks, such as the Public Switched Telephone Network (PSTN) or other mobile networks. Its primary function is to facilitate communication between mobile users and users on different networks, enabling calls and data transfers Read More …
AuC – Authentication Center
In the rapidly evolving world of mobile technology, security is a paramount concern. One of the key components that help maintain this security is the Authentication Center (AuC). For those new to mobile technology, understanding the role of the AuC can provide valuable insights into how mobile networks protect user data and ensure secure communication. Read More …
evilreplay for Modern Web Security Assessment
Bridging the gap between identifying a flaw and demonstrating its real-world risk can be challenging. The open-source project evilreplay provides a powerful, specialized utility that helps security practitioners effectively assess and report one of the most common web application threats: Cross-Site Scripting (XSS). What is evilreplay? At its core, evilreplay is a weaponized adaptation of Read More …
HLR – Home Location Register
In the world of mobile telecommunications, the Home Location Register (HLR) is a fundamental component that plays a crucial role in managing subscriber information and ensuring seamless communication. For those new to mobile technology, grasping the concept of the HLR can provide valuable insights into how mobile networks operate and how they keep users connected. Read More …
Grounding in AI
If you’ve ever used an AI, you might have noticed it can be a bit of a “know-it-all.” It speaks with total confidence, even when it’s completely wrong. This is where grounding comes in. It’s the difference between a person guessing at an answer and a person looking it up in a specific group of Read More …
SOQL – Salesforce Object Query Language
In the world of IT today, understanding how to interact with databases is crucial. One such language that is playing a larger role in managing data is SOQL, or Salesforce Object Query Language. This article will break down what SOQL is, how it works, and why it’s important, especially for those interested in cybersecurity and Read More …