Dennis O’Keeffe
dennisokeeffe.com
Dennis O’Keeffe
@dennisokeeffe.com
Remote dev in Byron Bay. Writes on software. Working in Aus FinTech.
Rolled my own auth keys over the weekend on the cheap. Wrote up a stripped back version of it.

Walks through common implementations, explains why slow hashing algorithms are not used and includes a short case study on AWS Sig4 authorisation.

www.dennisokeeffe.com/blog/2025-04...
Roll Your Own API Keys
Ever wondered how to configure your own API keys? This blog post explores API key design options and trade-offs.
www.dennisokeeffe.com
April 7, 2025 at 11:55 PM
After consuming about 20 hours of Rust content and producing thrice as many hours writing, I finally feel like I’m starting to make some progress in Rustland.

How some of these streamers have such impressively strong knowledge on some of these concepts is super impressive.
December 5, 2024 at 8:26 AM
Crust of Rust is so good, but I’ve also never committed to 30 hours of deep dives into content that requires so much focus.

Haven’t felt so much brain melt since I first dived into programming with Objective-C a decade ago. Took me over an hour to build a basic DFS with Rc and RefCell 🥹
November 27, 2024 at 10:37 AM