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My internship as an Infrastructure Engineer at MeetUp

“Everything is on fire all the time. Get ready to learn things on a fast pace basis” My manager told me on my first day. I am currently pursuing my Master’s degree in Cyber Security at Stevens and have been enthusiastic about System Administration / Reliability / Security. I was looking for […]

Why do security teams fail?

I lead my team to victory in 8 hackathons in the United States and consecutively won last 5 of them (before losing first 3 of them miserably). But hackathons are projects you create in 3-4 days depending upon the course of duration. I have worked as a WordPress Developer, Web Developer, […]

Site Migration 101

I am currently Interning as an Infrastructure Engineer at MeetUp.com. The company that helps organizes MeetUps around the globe. Along with this, I create a lot of projects and support/maintain projects for other people/companies at the same time. From one of my previous employers, I had a hard time Migrating […]

Fix “ioctl(SIOCSIWMODE) failed: Device or resource busy” problem.

iwconfig wlan0 sudo ifconfig wlan0 down sudo iwconfig wlan0 mode monitor sudo ifconfig wlan0 up sudo iwconfig wlan0

Basic things you can do to protect your WordPress Blog/Site.

These are some steps and procedures I follow & recommend to protect your WordPress sites or projects. Keep in mind, doing something even slightly different can cause issues and your project might crash. 1] Changes in wp-config file Change your uploads directory to something outside the “wp-content” folder. You will […]

Port Scanning, Version Detection & Firewall Evasion Techniques in Nmap

Port Scanning Port Scanning, Version Detection & Firewall Evasion Techniques in Nmap which can be used along with other scan options in Nmap. Fast Scanning nmap -F [target] | nmap -F 10.10.1.1 The -F option reduces that number to 100. This can dramatically speed up scanning while still representing the majority […]

Advanced Scanning techniques for Nmap

Previously, I noted some basic scan techniques which are great for understanding and basic overview. These are some advanced scanning techniques for nmap to run and try out. Nmap, (by default) performs a basic TCP scan on each target system. You must have sudo privileges to run these commands. TCP SYN Scan nmap […]

Scanning Using Nmap

Nmap is a free Open source tool for network/system administrators and security professionals which can be used to discover, monitor, and troubleshoot TCP/IP systems and networks. Basic IP details: ifconfig IPv4 details: ifconfig |grep inet Public Ip Details: curl ipecho.net/plain ; echo Basic Nmap Usage: nmap 192.168.10.1 sudo nmap -A [IP/Domain] | nmap […]

What is Hacking 101

Hacking has been many times taken as a negative term. There are 3 types of hackers generalized on their doings, white hat, grey hat & black hat. White are the good, black are the bad, grey lie in the middle where they don’t harm on intention. Hacking is a very broad […]

Programming Languages

Till now at least 100 people have asked me “Hey what do you think is the best programming languages?” Let me be clear. There is no Best programming language or any language for that matter. Every language is in their own place and they are doing just fine. There are many programming […]