Docker works perfectly fine when no firewall is running on the host machine. Without the firewall docker containers can communicate with each other and with the outside world. But with the firewall we need to setup some rules in order to allow traffic to and from the docker interface. Below it is detailed how we can […]
Category Archives: Linux
Protect your identity from SSH servers
Recently I came across a tweet that highlighted a serious privacy issue related to SSH servers and online services that publish user information in public domain without having to explicitly take permission from users. Added a OpenSSH roaming vuln test to the whoami server $ ssh https://t.co/MSn1TEQGTs (code: https://t.co/HMIH00CxHg) pic.twitter.com/9tolWWvXZJ — Filippo Valsorda (@FiloSottile) January […]
Real-time Web Cam Surveillance with Raspberry-PI
Raspberry PI is a great little tool for building small projects, from personal web servers to robot butlers. With it’s linux core you could potentially use RPI like a regular linux box. There are loads of example projects available on the internet. Here I will present how to use RPI to build a poor man’s […]
Organizing Media files on Linux
Recently I was doing some cleanup on my Dropbox account, and I found that some folders (especially “Camera Uploads”) had like a million unorganized images and video files that were auto uploaded from my mobile phone and other devices. Unfortunately Dropbox doesn’t automatically organize these files in date folders or even gives you an option […]
Sharing VPN connection on Linux
Most VPN servers allow a single remote session per user, which is all you need most of the times. But sometimes it is necessary to connect multiple devices to the VPN server; but using a single user account it is impossible if the server doesn’t allow it. There is a way around this problem by sharing the […]
