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Dawid Esterhuizen
Dawid Esterhuizen

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Sep 21, 2021

H@cktivitycon 2021 — Mobile challenge writeup

Taking part in the H@ctivityCon CTF 2021 doing the two mobile challenges, I was able to recover the flag for two of the challenges. ToDo (Easy) Download the todo.apk file Verify the file type using file file todo.apk todo.apk: Zip archive data, at least v0.0 to extract Extract the apk content using apktool. The apktool is a used to reverse engineer Android…

Hacktivitycon

6 min read

H@cktivitycon 2021 — Mobile challenge writeup
H@cktivitycon 2021 — Mobile challenge writeup

May 9, 2021

CLI Tools & Last Pass CLI

Managing API Keys and Secrets when working with CLI’s can be and interesting security challenge. Keeping CLI tools logged in exposes cloud systems to exploitation of tools like AWS cli, Azure CLI or MongoDB CLI on development machines. Ensuring tools log out when systems lock or restart can ensure online…

Security

3 min read

CLI Tools & Last Pass CLI
CLI Tools & Last Pass CLI

May 9, 2021

Why HTTPS?

You might have heard that using public wifi is insecure but how insecure can it really be? Whenever you are connected to any network the data that you exchange with any other computer has to be sent over that network and it does not follow a straight path, it can…

Https

5 min read

Why HTTPS?
Why HTTPS?
Dawid Esterhuizen

Dawid Esterhuizen

Consulting Engineer working in the database field. Experimenting with Security and exploring Certified Ethical Hacking.

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