unix Archives - Brooklyn Technical Services LLC

Watch Your Logs! Stop the Bad Guys!

May 7, 2021

If you’re running a WordPress site with the Apache web server and haven’t looked at your server logs, it’s time you did. Unless you’ve installed some fairly heavyweight server and network protections you’re going to see that probably most of the traffic to your web site are hackers looking for vulnerabilities they can exploit. Log entries like this: 116.193.76.165 – – [17/Nov/2020:00:55:37 -0500] “GET //wp-login.php HTTP/1.1” 200 6032 “-” “Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0” 116.193.76.165 – –

SSH Tunnel for PostgreSQL Connection on AWS EC2

January 22, 2016

AWS has become a fairly ubiquitous hosting option for small companies. But developers typically work on local dev setups outside the host and occasionally need access to the main dev and staging databases located on AWS. How do you do this and still run in a secure environment? One thing you don’t do is poke a hole in AWS’ firewall and run PostgreSQL’s port in the open. An interested hacker only needs to sniff the connection to get the login

SMB+SSH: Ubuntu server and OSX client

June 13, 2014

The title above is pretty close to the Google search query I used in vain to find a recipe for tunneling an OSX Samba client to an Ubuntu 14.04 server. Hopefully this post will save someone the hours I spent trying to set this up. In the end, like so many Unix projects, the answer turned out to be simple. All that’s needed is a configured and functioning Unix/Linux Samba and SSH server . Everything else is on the client side. I’m not

Category: unix

Watch Your Logs! Stop the Bad Guys!

SSH Tunnel for PostgreSQL Connection on AWS EC2

SMB+SSH: Ubuntu server and OSX client