Open Source & Developer Tooling
Open source software that powers real production systems, and the macOS tooling that keeps high-output engineering teams productive.
How to Iterate the COM Running Objects Table in C#
Back in the day I had to do quite a bit of COM / .Net interop. For some reason (and I cannot remember what it was), I need to be able to enumerate the COM running objects table (ROT). I think it was to do with createboject/getobject and trying to synthesis a singleton for an […]
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Dublin Traceroute on macOS: Install & Usage Guide
Modern networks are far more complex than the simple point to point paths of the early internet. Equal Cost Multi Path (ECMP) routing, carrier grade NAT, and load balancing mean that packets from your machine to a destination might traverse entirely different network paths depending on flow hashing algorithms. Traditional traceroute tools simply cannot handle […]
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Java’s NullPointerException Problem: Causes and Fixes
Every Java developer has seen it. The stack trace that ends conversations. The production incident that ruins a Friday afternoon. The crash that leads to the post-mortem nobody wants to write. NullPointerException. Three words that have probably cost the industry more money, time, and credibility than any other single class of bug in software history. […]
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PostgreSQL Prepared Statements: Fix Plan Caching Memory Issues
Prepared statements are one of PostgreSQL’s most powerful features for query optimization. By parsing and planning queries once, then reusing those plans for subsequent executions, they can dramatically improve performance. But this optimization comes with a hidden danger: sometimes caching the same plan for every execution can lead to catastrophic memory exhaustion and performance degradation. […]
Read more →NMAP + Claude MCP: 20 Vulnerability Scans on macOS
Introduction NMAP (Network Mapper) is one of the most powerful and versatile network scanning tools available for security professionals, system administrators, and ethical hackers. When combined with Claude through the Model Context Protocol (MCP), it becomes an even more powerful tool, allowing you to leverage AI to intelligently analyze scan results, suggest scanning strategies, and […]
Read more →SYN Flood Testing with hping3: A Practical Guide
Getting an application knocked out with a simple SYN flood is both embarrassing and avoidable. Its also very easy to create a SYN flood and so its something you should design against. Below is the hping3 command line that I use to test my services against SYN floods. I have used quite a few mods, […]
Read more →Scan SSL/TLS Ciphers With nmap and sslscan on macOS
To retrieve a list of the SSL/TLS cipher suites a particular website offers you can either use sslscan or nmap alternatively you can just use nmap (note: i use “-e en0” to bypass zscaler): Another variant (including cert dates, again “-e en0” is used to bypass zscaler):
Read more →Mac Routing Table: Redirect Website Traffic to en0
This was a hard article to figure out the title for! Put simply, your mac book has a route table and if you want to move a specific IP address or dns from one interface to another, then follow the steps below: First find the IP address of the website that you want to re-route […]
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WordPress XMLRPC.PHP Brute Force Testing Guide for macOS
A Comprehensive Security Testing Guide for Mac Users 1. Introduction WordPress xmlrpc.php is a legacy XML-RPC interface that enables remote connections to your WordPress site. While designed for legitimate integrations, this endpoint has become a major security concern due to its susceptibility to brute force attacks and amplification attacks. Understanding how to test your WordPress […]
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CloudScale Code Block Plugin: Syntax Highlighting for WordPress
If you run a technical blog on WordPress, you know the pain. You paste a markdown article with fenced code blocks, Gutenberg creates bland core/code blocks with no syntax highlighting, no copy button, no dark mode. You end up wrestling with third party plugins that haven’t been updated in years or manually formatting every code […]
Read more →How to Customize the Zsh Prompt in macOS Terminal
When you open terminal you will see that it defaults the information that you see on the prompt, which can use up quite a bit of the screen real estate. Customize the zsh Prompt in Terminal Typically, the default zsh prompt carries information like the username, machine name, and location starting in the user’s home […]
Read more →Shift+Click Dock Icon to Cycle App Windows on macOS
If you run multiple Chrome profiles or keep several windows open per app, switching between them on macOS becomes irritating fast. Clicking the Dock icon only brings the app forward. Clicking it again does nothing useful. So you right click, scan the window list, and manually choose the one you want. It breaks flow and […]
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