KP's ScratchPad

I Built a Network Scanner That's Invisible. Here's Why Everything Else Sucks.

Look, I love nmap. We all love nmap. But the moment you fire nmap -sS 10.0.0.0/8 on an internal engagement, three things happen simultaneously: the SOC gets 47 alerts, the blue team opens an incident, and your red team engagement goes from "stealth assessment"

20 minutes ago • 5 min read

#PCaptor - A simple PCAP analyzer for #RedTeam #Forensics #CTF

When I was working in my previous company, we had CapLoader, and man, life was smooth. It makes analyzing massive flows so easy. But then you look at the price tag for a personal license and... bas, dream over! I couldn't just go back to squinting at Wireshark

5 months ago • 2 min read

Maintain easily - #ProxMox as your Homelab host

Always had this love-hate relationship with my homelab. It all started with VMware ESXi as my host OS — life was good… until it wasn’t, hardware change. Then I went and treated myself to an Asus MiniPC with an AMD Ryzen 7 and that one special Realtek NIC that

9 months ago • 2 min read

[Fixed] “Failed to load apps, please refresh later" Error #CasaOS on #ProxMox

Yep — this is a known break: Docker Engine 29 raised its minimum Engine API to v1.44, and CasaOS (and some other Docker GUIs like Portainer) still talk to the Docker daemon using an older Engine API (1.43). When the daemon refuses older clients you get the UI error

9 months ago • 1 min read

#OpenWRT on Google WiFi AC1304 : easy way How I Turned My Lost-QR Google WiFi into an #OpenWRT Beast

I’ve got a few Google WiFi AC-1304 units (codename Gale, because apparently even routers need superhero names!!). They worked flawlessly in my Stockholm apartment, but after moving to Bangalore and upgrading to shiny new TP-Link WiFi 6 gear, the old Googles were basically on vacation — gathering dust

9 months ago • 3 min read

CLI based Easy #Wireless Management Tool #RooFi nmcli frontend

GitHub - bidhata/RooFi: CLI based Wireless Manager for LinuxCLI based Wireless Manager for Linux. Contribute to bidhata/RooFi development by creating an account on GitHub.GitHubbidhata RooFi was born out of frustration while managing WiFi over SSH and TTY sessions. Hopefully, it makes your CLI WiFi management simple and beautiful!

a year ago • 1 min read

SubGrab - Yet another #subdomain finder #Recon

GitHub - bidhata/SubGrab: Yet another Fast Subdomain Scanner with optional Shodan and other APIsYet another Fast Subdomain Scanner with optional Shodan and other APIs - bidhata/SubGrabGitHubbidhata SubGrab - Advanced Subdomain Enumeration Tool SubGrab is a powerful and feature-rich subdomain enumeration tool designed for security researchers, bug bounty hunters, and pentesters.

a year ago • 2 min read

Disable #password authentication in #Ubuntu 24.04 LTS

Ever tried to disable password based authentication and only allow key based authentication on your Ubuntu servers ? Following is the common instruction. sudo nano /etc/ssh/sshd_config PasswordAuthentication no PubkeyAuthentication yes then restart SSH service But - it will not work !!! You can still authenticate using password. Try that if

a year ago • 1 min read

The #4P1G Rule : 5 pointers Theory of success

Yes, I know this post might seem a bit out of place on this blog, but hey, let's shake things up a bit! Today, I'm sharing my secret sauce for career building, which I call the 4P1G principle. As many of you know, I'm

2 years ago • 1 min read

#TP-Link #ER605 V2 Multi-wan #Upgrade to Latest version ER605(UN)_V2_2.2.6 Build 20240718 or further

So, I recently snagged a TP-Link ER605 V2 because, hey, who doesn’t want a multi-WAN fail-over connection, right? And for just around Rs. 3000/- INR, it’s like finding a unicorn in your backyard. Plus, there’s the tantalizing possibility of flashing OpenWRT on it in

2 years ago • 2 min read

Fixing /etc/resolv.conf on Ubuntu 22.04 from command line

Why does /etc/resolv.conf keep changing after reboot ? Issue is systemd-resolved - on latest Ubuntu system, it is what handling resolv.conf settings. And /etc/resolv.conf actually is a symlink to /run/systemd/resolve/resolv.conf managed by systemd-resolved Yes, I know - it is painful. Once you

3 years ago • 1 min read

#VMWare ESXI 6.0 to 6.5 easy upgrade using #excli on HP Servers

When you are buying a cheap server from DC for your pet projects, those are commonly old HP servers - may have the option to preload with Vmware ESXI 6.0 . Now in present scenrio after so many attacks on vmware hosts it is not really recommended to use Vmware 6.

3 years ago • 1 min read