John Sprunger

Pronounced lam·duh https://www.buymeacoffee.com/llambduh

Article

5 Must Haves 4 Production Ready Pipelines in GitHub Actions

Mar 25, 2026

•

11 min read

5 Must Haves 4 Production Ready Pipelines in GitHub Actions

Good deployment pipelines don't just automate releases, they reduce risk.

John Sprunger

Article

3 Silent Sources Stealing Your AWS Budget

Mar 18, 2026

•

9 min read

3 Silent Sources Stealing Your AWS Budget

How to Identify and Eliminate Hidden Waste With Practical Right Sizing Strategies

John Sprunger

Article

JSONP: Why the Modern Web Removed the " P a d d i n g "

Mar 13, 2026

•

8 min read

JSONP: Why the Modern Web Removed the " P a d d i n g "

Trading Callbacks for Headers: How CORS Replaced the Web's Most Famous Workaround

John Sprunger

Article

🔒 AWS Security Alert: 5 ☁️ Flaws Hackers Exploit Daily!

Mar 4, 2026

•

3 min read

🔒 AWS Security Alert: 5 ☁️ Flaws Hackers Exploit Daily!

Quick patch guides inside 🔐: Lock down AWS before hackers hit! 👇

John Sprunger

News

How a Hacker Used Claude to Steal a 150GB of PII from the Mexican Government

Feb 25, 2026

•

7 min read

How a Hacker Used Claude to Steal a 150GB of PII from the Mexican Government

How Jailbroken AI, Multi Model Workflows, and Prompt Engineering Turned a Chatbot into a Cyber Force Multiplier

John Sprunger

Tech History

Oct 27, 2025

•

30 min read

The Dirty Details of SOAP

Why the "Simple" Protocol Turned Out to Be Anything But

John Sprunger

Article

Puny How!?: How internationalized domain names work in browsers

Oct 13, 2025

•

28 min read

Puny How!?: How internationalized domain names work in browsers

Decoding Punycode and IDNA from Unicode to ASCII

John Sprunger

Article

Building Better Barriers: Email Gates as Anti-Scraping Technology

Oct 6, 2025

•

35 min read

Building Better Barriers: Email Gates as Anti-Scraping Technology

Turning Lead Generation into Your First Line of Defense Against Web Scrapers

John Sprunger

Article

Sep 29, 2025

•

19 min read

SQL Server Licensing in AWS

Licensing models, BYOL eligibility, and compliance rules for SQL Server on AWS

John Sprunger

Tool Spotlight

SQL Injection on SQL Server: Prevention and Protection Strategies

Sep 15, 2025

•

24 min read

SQL Injection on SQL Server: Prevention and Protection Strategies

Comprehensive security insights to keep your SQL Server environments attack resistant

John Sprunger

Tech History

SSL vs TLS: The Evolution of the Secure Handshake

Sep 3, 2025

•

17 min read

SSL vs TLS: The Evolution of the Secure Handshake

Understanding the Transition from SSL to TLS in Modern Web Security

John Sprunger

Tech History

The Impending AI Bubble Burst: What Pops, What Survives, and What Comes Next

Aug 21, 2025

•

34 min read

The Impending AI Bubble Burst: What Pops, What Survives, and What Comes Next

A comprehensive analysis of the most consequential technology bubble of our time, and how to navigate what comes after

John Sprunger

Video

Aug 12, 2025

•

1 min read

What is the cloud?

https://www.youtube.com/@llambduh

John Sprunger

Article

Aug 8, 2025

•

11 min read

WTF Are DLL Files?

A Technical and Historical Overview of Dynamic-Link Library (DLL) Files

John Sprunger

Article

Jul 21, 2025

•

11 min read

WTF Are SVG Files?

A comprehensive overview for content creators, designers, and developers

John Sprunger

Tech History

The History of the Cloud: From Mainframes to Servers in the Sky

Jul 11, 2025

•

18 min read

The History of the Cloud: From Mainframes to Servers in the Sky

Llambduh's Newsletter Issue #15 - 07/11/2025

John Sprunger

Resource

Jun 30, 2025

•

5 min read

WTF Are TIFF Files!?

Llambduh's Newsletter Issue #14 - 06/30/2025

John Sprunger

Tool Spotlight

Jun 27, 2025

•

6 min read

Invansible: 0 to Automation Hero🦸‍♂️!

Llambduh's Newsletter Issue #13 - 06/27/2025

John Sprunger

Tutorial

Your Linux Servers are WIDE Open! Audit & Disable SSH Root Login ASAP

Jun 26, 2025

•

3 min read

Your Linux Servers are WIDE Open! Audit & Disable SSH Root Login ASAP

Llambduh's Newsletter Issue #12 - 06/26/2025

John Sprunger

Tool Spotlight

AWS SAM is NUTS 🌰: Cracking into the Serverless Application Model

May 5, 2025

•

9 min read

AWS SAM is NUTS 🌰: Cracking into the Serverless Application Model

Llambduh's Newsletter Issue #11 - 05/05/2025

John Sprunger

Tool Comparison

Apr 2, 2025

•

1 min read

Ansible vs Chef vs Puppet

A comparison of configuration management tools

John Sprunger

Tool Spotlight

Unboxing VirtualBox: Virtually Everything on Hypervisors

Mar 25, 2025

•

18 min read

Unboxing VirtualBox: Virtually Everything on Hypervisors

Llambduh's Newsletter Issue #10 - 03/25/2025

John Sprunger

Article

Metapackages Unpacked: Demystifying Dependency Bundling

Mar 23, 2025

•

5 min read

Metapackages Unpacked: Demystifying Dependency Bundling

Llambduh's Newsletter Issue #9 - 03/23/2025

John Sprunger

Opinion

Mar 22, 2025

•

1 min read

WHY AREN'T YOU CODING?

https://www.youtube.com/watch?v=-9CNN3NhKMQ

John Sprunger

Article

Exploring MicroPython: Python Power for Microcontrollers

Mar 2, 2025

•

5 min read

Exploring MicroPython: Python Power for Microcontrollers

Llambduh's Newsletter Issue #8 - 03/02/2025

John Sprunger

John Sprunger

5 Must Haves 4 Production Ready Pipelines in GitHub Actions

3 Silent Sources Stealing Your AWS Budget

JSONP: Why the Modern Web Removed the " P a d d i n g "

🔒 AWS Security Alert: 5 ☁️ Flaws Hackers Exploit Daily!

How a Hacker Used Claude to Steal a 150GB of PII from the Mexican Government

The Dirty Details of SOAP

Puny How!?: How internationalized domain names work in browsers

Building Better Barriers: Email Gates as Anti-Scraping Technology

SQL Server Licensing in AWS

SQL Injection on SQL Server: Prevention and Protection Strategies

SSL vs TLS: The Evolution of the Secure Handshake

The Impending AI Bubble Burst: What Pops, What Survives, and What Comes Next

What is the cloud?

WTF Are DLL Files?

WTF Are SVG Files?

The History of the Cloud: From Mainframes to Servers in the Sky

WTF Are TIFF Files!?

Invansible: 0 to Automation Hero🦸‍♂️!

Your Linux Servers are WIDE Open! Audit & Disable SSH Root Login ASAP

AWS SAM is NUTS 🌰: Cracking into the Serverless Application Model

Ansible vs Chef vs Puppet

Unboxing VirtualBox: Virtually Everything on Hypervisors

Metapackages Unpacked: Demystifying Dependency Bundling

WHY AREN'T YOU CODING?

Exploring MicroPython: Python Power for Microcontrollers

LLAMBDUH

Home