Category Archives: Linux

DNS, Linux, malvertising, malware, Security, surveillance, sysadmin

Block Ads & Malvertising on pfSense Using pfBlockerNG (DNSBL)

February 9, 2019 smarc

This walkthrough uses the DNSBL portion of pfBlockerNG to remove ads/advertising and more importantly, malvertising. It essentially creates a functionality similar to the pi-Hole project except it doesn’t require a separate piece of hardware. Instead, you just use your pfSense + pfBlockerNG! If you’re interested in a write-up on installing/configuring the pi-hole on Ubuntu, I have one here. Please note this walkthrough is for the new devel version of pfBlockerNG. The pfBlockerNG-devel package is now in the standard list of…

Source: Block Ads & Malvertising on pfSense Using pfBlockerNG (DNSBL)

Computer, Linux, sysadmin

How to Configure Networking In Linux With Netplan

December 26, 2018 smarc

Here’s how to use Netplan to configure your Ubuntu Server network interfaces for a static IP address.

Source: How to Configure Networking In Linux With Netplan

Linux, Win10

Ubuntu Linux is available in the Windows Store

August 4, 2017 smarc

Source: Ubuntu Linux is available in the Windows Store

Linux, Security

“Most serious” Linux privilege-escalation bug ever is under active exploit (updated) | Ars Technica

November 16, 2016 smarc

Lurking in the kernel for nine years, flaw gives untrusted users unfettered root access.

Source: “Most serious” Linux privilege-escalation bug ever is under active exploit (updated) | Ars Technica

Linux, Security

How Can I Keep Passwords Invisible When Running a Command as an SSH Argument?

November 16, 2016 smarc

Keeping our passwords well secured is something that we all need to take seriously, but what do you do if a particular program or app displays your password in plain sight as you are typing it? Today’s SuperUser Q&A post has the solution to a frustrated reader’s password problem.

Source: How Can I Keep Passwords Invisible When Running a Command as an SSH Argument?

Linux, Tech

Linux Foundation Launches Open Mainframe Project | TechCrunch

September 24, 2015 smarc

It’s 2015 and you might think of the mainframe as a vestige of an earlier computing era, but these mega machines still play a role inside large institutions running intensive workloads. And…

Source: Linux Foundation Launches Open Mainframe Project | TechCrunch

Computer, Hardware, Linux

Get a rock-solid Linux touchpad configuration for the Lenovo X1 Carbon – major.io

June 26, 2015 smarc

The X1 Carbon’s touchpad has been my nemesis in Linux for quite some time because of its high sensitivity. I’d often find the cursor jumping over a few pixels each time I tried to tap to click. This was aggravating at first, but then I found myself closing windows when I wanted them minimized or […]