Uncategorized – Page 4 – Athanasios Kostopoulos

K-Amon-K – a log4j version verifier

Jumping on the Log4j bandwagon, I dropped today K-Amon-K. Enjoy! (and listen to the band!)

Fixing Python 3.10 incompatibilities in Binary Ninja

Hello dear reader. Recently, I upgraded my Linux laptop to Fedora 35. Fedora 35 comes with Python 3.10 as the system Python. Unfortunately, as documented in this GitHub issue, (do not forget to upvote!) this causes incompatibilities with Binary Ninja. Here is how I addressed this topic (standard disclaimers apply): Initially, I decided to use… Continue reading Fixing Python 3.10 incompatibilities in Binary Ninja

Dealing with embedded ELF files in Binary Ninja

Welcome again to my humble corner. Today I will share a story how I managed to deal with embedded ELF files using Binary Ninja. I was reversing an ARM firmware for fun (unfortunately not for profit!) and run into the following issue. The firmware itself is comprised of three sections, a header, an ELF file… Continue reading Dealing with embedded ELF files in Binary Ninja

Phrack 70 is out!

After a long wait, indicative of the current state of knowledge sharing in the so-called “underground”, Phrack 70 is out. Read it here!

Amiga 500 Decompilation using Binary Ninja

Hello again $WORLD. I am happy to announce that my Commodore Amiga BinaryNinja plugin is now available to the general public. You can find it here. Essentially, the plugin is a BinaryView with support for both Amiga Hunk file formats. To simplify a bit, Amiga has a different file format for “executable” files and for… Continue reading Amiga 500 Decompilation using Binary Ninja

Commodore 64 Decompilation using Binary Ninja

Dear $WORLD. I am happy to announce that I have released the first version of my C64 PRG plugin for Binary Ninja. You can find it here. It has KERNAL support, to make reversing life just a bit easier. You can find it here. As always PRs, issues and corner case reports are more than… Continue reading Commodore 64 Decompilation using Binary Ninja

Adventures with Linux Outline Client and aws-iam-authenticator

Hi all, below is a small engineering puzzle that I had to solve recently. The essential components: a Linux Laptop (in my case, running the excellent ClearLinux distribution) aws-iam-authenticator Outline client (A shadowSocks client) The setup was the following. A Kubernetes cluster, a bastion host using Outline as the means to connect and access the… Continue reading Adventures with Linux Outline Client and aws-iam-authenticator

Book Review: Managing Kubernetes

So as 2018 comes to a close soon, one fact can be pointed out: Kubernetes is the winner of the container orchestration frameworks “war”, short lived as it was. The popularity of the project is growing steadily and it is being adopted in a variety of businesses, from the small, but technologically adept startup, to… Continue reading Book Review: Managing Kubernetes

Hello world! (for the 3rd time)

Hope you enjoyed Commodity, and Cyberpunk as a Commodity before that, plus a number of personal blogs that thankfully are now presumed lost. Welcome back!

Book Review: Systems Performance: Enterprise and the cloud

Welcome back for another book review. This time, I am going to review a book that I have bought when it came out, in late 2013. I have always wanted to do a review of this one but it seems I had two options: Write a short review that probably does not do the book… Continue reading Book Review: Systems Performance: Enterprise and the cloud