Killercoda StorageClass and Dynamic Provisioning
I am planning to take the CKA exam in the near future. I work with Kubernetes daily at my job, but am mostly self taught, so it is probably realistic to say...
Cloud-Computing
Killercoda Deployment Scaling Issue
I am planning to take the CKA exam in the near future. I work with Kubernetes daily at my job, but am mostly self taught, so it is probably realistic to say...
Killercoda ConfigMap Access in Pods
I am planning to take the CKA exam in the near future. I work with Kubernetes daily at my job, but am mostly self taught, so it is probably realistic to say...
Killercoda Application Multi Container Issue
I am planning to take the CKA exam in the near future. I work with Kubernetes daily at my job, but am mostly self taught, so it is probably realistic to say...
Killercoda Application Misconfigured
I am planning to take the CKA exam in the near future. I work with Kubernetes daily at my job, but am mostly self taught, so it is probably realistic to say...
Killercoda Kubelet Misconfigured
I am planning to take the CKA exam in the near future. I work with Kubernetes daily at my job, but am mostly self taught, so it is probably realistic to say...
Killercoda Apiserver Misconfigured
I am planning to take the CKA exam in the near future. I work with Kubernetes daily at my job, but am mostly self taught, so it is probably realistic to say...
Killercoda Kube Controller Manager Misconfigured
I am planning to take the CKA exam in the near future. I work with Kubernetes daily at my job, but am mostly self taught, so it is probably realistic to say...
Killercoda Apiserver Crash
I am planning to take the CKA exam in the near future. I work with Kubernetes daily at my job, but am mostly self taught, so it is probably realistic to say...
AWS Big IAM Challenge
This is a WriteUp of the WIZ “The Big IAM Challenge”. The challenge is a cloud security CTF about identifiying and exploiting AWS IAM misconfigurations in s...
Raspberry Pi 5 K3S Setup using Ansible
I had a few thoughts and ideas in my head as of recently:
AWS EKS Cluster Games
This is a WriteUp of the WIZ “EKS Cluster Games”. The games are a cloud security CTF about identifiying and exploiting common AWS EKS security issues in fiv...
Kubernetes Setup with Bitwarden, Cryptpad and Monitoring
During my exchange semester I took the course “Cloud Infrastructure”, which focused on giving an introduction to Kubernetes and applying the aquired knowledg...
CKA
Killercoda StorageClass and Dynamic Provisioning
I am planning to take the CKA exam in the near future. I work with Kubernetes daily at my job, but am mostly self taught, so it is probably realistic to say...
Killercoda Deployment Scaling Issue
I am planning to take the CKA exam in the near future. I work with Kubernetes daily at my job, but am mostly self taught, so it is probably realistic to say...
Killercoda ConfigMap Access in Pods
I am planning to take the CKA exam in the near future. I work with Kubernetes daily at my job, but am mostly self taught, so it is probably realistic to say...
Killercoda Application Multi Container Issue
I am planning to take the CKA exam in the near future. I work with Kubernetes daily at my job, but am mostly self taught, so it is probably realistic to say...
Killercoda Application Misconfigured
I am planning to take the CKA exam in the near future. I work with Kubernetes daily at my job, but am mostly self taught, so it is probably realistic to say...
Killercoda Kubelet Misconfigured
I am planning to take the CKA exam in the near future. I work with Kubernetes daily at my job, but am mostly self taught, so it is probably realistic to say...
Killercoda Apiserver Misconfigured
I am planning to take the CKA exam in the near future. I work with Kubernetes daily at my job, but am mostly self taught, so it is probably realistic to say...
Killercoda Kube Controller Manager Misconfigured
I am planning to take the CKA exam in the near future. I work with Kubernetes daily at my job, but am mostly self taught, so it is probably realistic to say...
Killercoda Apiserver Crash
I am planning to take the CKA exam in the near future. I work with Kubernetes daily at my job, but am mostly self taught, so it is probably realistic to say...
Cybersecurity
AWS Big IAM Challenge
This is a WriteUp of the WIZ “The Big IAM Challenge”. The challenge is a cloud security CTF about identifiying and exploiting AWS IAM misconfigurations in s...
AWS EKS Cluster Games
This is a WriteUp of the WIZ “EKS Cluster Games”. The games are a cloud security CTF about identifiying and exploiting common AWS EKS security issues in fiv...
PHP Insecure Deserialization
This is a WriteUp of the HTB Challenge Toxic. The challenge is delivered with the full source code of the web application, written in PHP.
HackTheBox WriteUp - CozyHosting
Enumeration An initial port scan showed two open ports: 22 and 80. The website hosts some flavor text and a login page. ``` $ nmap -sV -sC -Pn -p1-65535 -o ...
HackTheBox WriteUp - Sau
Enumeration Scanning sau.htb showed two open ports, 22 and 55555 and two filtered ports 80 and 8338. Receiving a filtered response indicates, that the reque...
HackTheBox WriteUp - Devvortex
Enumeration An initial port scan showed two open ports: 22 and 80. The main website on devvortex.htb only hosts some flavor text. ``` $ nmap -sV -sC -Pn -p1...
HackTheBox WriteUp - Codify
Enumeration An initial port scan showed three open ports, SSH and two HTTP ports. Port 80 being an Apache reverse proxy to the Node.js server running on por...
Conducting a Penetration Test
During my exchange semester I took the course “Penetration Testing”, which focused on the approaches an intruder might take to gain access to systems and wha...
Hack-The-Box
PHP Insecure Deserialization
This is a WriteUp of the HTB Challenge Toxic. The challenge is delivered with the full source code of the web application, written in PHP.
HackTheBox WriteUp - CozyHosting
Enumeration An initial port scan showed two open ports: 22 and 80. The website hosts some flavor text and a login page. ``` $ nmap -sV -sC -Pn -p1-65535 -o ...
HackTheBox WriteUp - Sau
Enumeration Scanning sau.htb showed two open ports, 22 and 55555 and two filtered ports 80 and 8338. Receiving a filtered response indicates, that the reque...
HackTheBox WriteUp - Devvortex
Enumeration An initial port scan showed two open ports: 22 and 80. The main website on devvortex.htb only hosts some flavor text. ``` $ nmap -sV -sC -Pn -p1...
HackTheBox WriteUp - Codify
Enumeration An initial port scan showed three open ports, SSH and two HTTP ports. Port 80 being an Apache reverse proxy to the Node.js server running on por...
Schoolwork
Evolving Poker Odds Calculations with Hand Analysis (EPOCH)
During my exchange semester I took the course “Deep Neural Networks”, which focused on the foundations of neural networks and deep learning. The course cover...
Kubernetes Setup with Bitwarden, Cryptpad and Monitoring
During my exchange semester I took the course “Cloud Infrastructure”, which focused on giving an introduction to Kubernetes and applying the aquired knowledg...
Advanced Chessboard Recognition and Optical Notation Yielding Mechanism (Acronym)
During my exchange semester I took the course “Machine Vision”, which focused on the fundamental concepts and techniques of imaging and image processing oper...
Conducting a Penetration Test
During my exchange semester I took the course “Penetration Testing”, which focused on the approaches an intruder might take to gain access to systems and wha...
Machine-Learning
Evolving Poker Odds Calculations with Hand Analysis (EPOCH)
During my exchange semester I took the course “Deep Neural Networks”, which focused on the foundations of neural networks and deep learning. The course cover...
Advanced Chessboard Recognition and Optical Notation Yielding Mechanism (Acronym)
During my exchange semester I took the course “Machine Vision”, which focused on the fundamental concepts and techniques of imaging and image processing oper...