This is a scenario based incident response tabletop that I worked on with a colleague. I wanted to share with the world, as I have had immense success with this. It amazes me how a simple dice roll, really draws people in to the event. It sounds silly, but the sense of chance adds so Read More …
Category: Learn
ESM – Exposure Surface Management
Exposure Surface Management (ESM) aims to proactively identify, assess, and mitigate vulnerabilities across an organization’s digital assets, including those external to the traditional IT infrastructure, to reduce the risk of cyberattacks. Here’s a breakdown of what ESM looks like: Comprehensive Asset Inventory: ESM starts with a thorough inventory of all assets, both internal and external, Read More …
Notes – Use Templates And Keep It DRY
To “Use Templates And Keep It DRY” means to leverage templates or reusable structures and to avoid code duplication by implementing a principle of abstraction that promotes code efficiency and maintainability. Here’s a breakdown of the concept: Templates: These are reusable structures, such as code snippets, document layouts, or organizational frameworks that can be used as Read More …
ASM – Attack Surface Management
Attack Surface Management (ASM) focuses on identifying, monitoring, and mitigating potential vulnerabilities and risks across an organization’s entire digital footprint, including both known and unknown assets, to reduce the potential attack surface. Here’s a more detailed explanation: Continuous Process: ASM is not a one-time task, but rather a continuous process of discovery, analysis, prioritization, remediation, Read More …
clean up /boot (for Ubuntu at least)
Here is a quick set of commands to clean up the /boot partition on an Ubuntu linux system. First check what your kernel version is so you won’t delete the running kernel image: uname -r Now run this for a list of installed kernels: dpkg –list ‘linux-image*’ | grep ^ii delete the kernels you don’t Read More …
What are the advantages of FASP
The speed increases are achieved by sending larger packets than TCP, not waiting for confirmation that a packet has been received before sending the next one, and only re-sending packets that are confirmed as having been dropped. FASP (Fast and Secure Protocol), used in IBM Aspera, offers significant advantages for cloud data transfer, enabling faster, Read More …
What are Cascading Style Sheets?
CSS, short for Cascading Style Sheets, is a stylesheet language used to control the appearance and layout of web pages. Introduced by the World Wide Web Consortium (W3C) in 1996, CSS separates the content of a website (structured with HTML) from its visual presentation, allowing developers to create aesthetically pleasing and user-friendly designs. Core Concepts Read More …
BGP: The Backbone of Internet Routing and Its Security Challenges
In the vast and interconnected world of the Internet, one of the most critical protocols ensuring the flow of data is Border Gateway Protocol (BGP). BGP is the routing protocol that enables different autonomous systems to communicate and exchange routing information. Without BGP, the Internet as we know it would not be able to function, Read More …
Notes – Cost Effectiveness & Specialized Hardware
Specialized hardware can enhance cost-effectiveness in specific applications, offering optimized performance and reduced expenses when compared to general-purpose solutions, but the decision depends on the specific needs and application. Here’s a more detailed breakdown: Why Specialized Hardware Can Be Cost-Effective: Optimized Performance: Specialized hardware is designed for particular tasks, enabling them to perform those tasks Read More …
GRE Tunnels in Modern Networking
In the world of modern networking, flexibility, security, and efficiency are paramount. As the Internet continues to evolve, so do the methods by which data is transmitted across complex infrastructures. One such method is the use of Generic Routing Encapsulation (GRE) tunnels. In this article, we’ll explain what a GRE tunnel is, how it works, Read More …