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@diofeher

Diógenes Fernandes

@diofeher·Joined August 2023

Platform Engineering

About

I'm from Brazil and I've been working professionally with technology since 2009. I love to learn, and my current professional interests are:

Infrastructure Security Platforms Cloud Coding and automation (always my number #1 <3)

Available for

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Diógenes Fernandes's blogs

Untitled Publicationblog.diofeher.net6 posts

About

I'm from Brazil and I've been working professionally with technology since 2009. I love to learn, and my current professional interests are:

Infrastructure Security Platforms Cloud Coding and automation (always my number #1 <3)

Available for

Not available

Diógenes Fernandes's blogs

Untitled Publicationblog.diofeher.net6 posts

Articles Comments

Recently published

DFDiógenes Fernandesinblog.diofeher.net·2h ago · 11 min read

Is It My Mesh or My ISP? How I Went From 6 Mbps to 600 Mbps on Wi-Fi

I pay for a 600 Mbps fiber plan. For months my laptop got somewhere between 6 and 25 Mbps on Wi-Fi. The obvious suspect was the ISP. The real culprit turned out to be my own network, and the only way

DFDiógenes Fernandesinblog.diofeher.net·Oct 2, 2025 · 2 min read

Using Mise for managing multiple versions of software

This is a living document. I'll be updating as soon as I improve my setup. I used to use asdf on my Mac OS X to manage different software versions across my projects, but I was constantly having problems due to various issues. My manager, Yousif, ha...

DFDiógenes Fernandesinblog.diofeher.net·Aug 9, 2025 · 4 min read

BigIAMChallenge

EDIT: I decided to redact the requests to make sure the readers are following the steps to receive the flag as well. This CTF challenge was created by Wiz.io to help engineers better understand how IAM Policies work. Challenge #1 The first challenge ...

DFDiógenes Fernandesinblog.diofeher.net·Jan 21, 2025 · 6 min read

Minha experiência no OMSCS da Georgia Tech

Olá, tudo bem? Frequentemente recebo mensagens de pessoas no Linkedin interessadas em aplicar pra um mestrado remoto no Estados Unidos. Em dezembro de 2024, concluí o que fiz na Georgia Tech, nos Estados Unidos, totalmente remoto. Vou elencar todo o ...

DFDiógenes Fernandesinblog.diofeher.net·Nov 5, 2024 · 2 min read

Multiple Github and SSH accounts

Hey! Have you ever needed two different GitHub accounts — one for personal use and one for work? GitHub doesn’t allow the same SSH key to be used for multiple accounts; if you try to reuse it, you’ll see a “Key Already in Use” error. So, what’s the b...