Linux

Nasty Linux PPPD vulnerability

This looks like a nasty vulnerability. It seems that a newly found critical 17-years-old remote code execution (RCE) vulnerability could open nearly all popular #Linux based operating systems and many embedded devices to remote hackers. Many widely-used Linux distributions have already been confirmed impacted. Hacker news writes: The US-CERT today issued advisory warning users of

Linux / Unix Command Examples

Here are links to some useful Linux tips: https://www.cyberciti.biz/faq/linux-unix-appleosx-bsd-cat-command-examples/ https://peteris.rocks/blog/htop/ https://www.cyberciti.biz/faq/searching-multiple-words-string-using-grep/ https://www.cyberciti.biz/faq/using-sed-to-delete-empty-lines/ https://www.cyberciti.biz/faq/linux-hide-processes-from-other-users/ https://www.cyberciti.biz/faq/bash-check-if-process-is-running-or-notonlinuxunix/ https://www.cyberciti.biz/faq/unix-linux-bsd-appleosx-bash-assign-variable-command-output/ http://unixmillenniumbug.com/ https://bash.cyberciti.biz/file-management/linux-shell-script-to-reduce-pdf-file-size/ https://www.cyberciti.biz/faq/bash-file-command-not-found-how-to-install-file/ https://www.cyberciti.biz/faq/set-up-a-basic-iptables-firewall-on-amazon-linux-ami/ https://www.cyberciti.biz/faq/fedora-redhat-centos-5-6-disable-firewall/ https://bash.cyberciti.biz/virtualization/shell-script-to-setup-an-lxd-linux-containers-vm-lab-for-testing-purpose/ https://hackertarget.com/ossec-introduction-and-installation-guide/ Awesome. VIM “for people who don’t want to use it , but have to…”. Or see my page https://www.cyberciti.biz/faq/linux-unix-vim-save-and-quit-command/ sudo is the right choice for granting admin rights on the CentOS Linux 8

The 2 Problems Facing Linux (and Open Source) in 2020 | Bryan Lunduke on Patreon

https://www.patreon.com/posts/32306856 1) Influence (and control) over Open Source institutions by organizations and companies who are, in most areas of their business, opposed to Open Source. 2) Influence (and control) of Open Source projects, institutions, and communities by those seeking to harm others. What comes next? If I had to make a prediction for 2020, based

Grep history

grep is a command-line utility for searching plain-text data sets for lines that match a regular expression. It was originally developed for the Unix operating system, but later available for all Unix-like systems including Linux. I use grep very much on Linux. In this video Brian Kernighan discusses the origin of grep command If you

In comics: Linux celebrates 28th birthday

https://www.cyberciti.biz/linux-news/in-comics-linux-celebrates-28th-birthday/ On 26 August 1991, Linus Torvalds announced hobby project that was supposed to better than Minix operating systems. The original plan was that Linux is going a free operating system, but just a hobby and won’t be big or professional like GNU. Linux turns 28 years old and together with GNU it has become

Linux USB drivers reverse-engineering

Developer Ben Cox sets out to get old VGA capture cards working on a modern Linux build. Interesting read for people interested in Linux, USB and video technology. Hackster.io reports: Ben Cox Revives Epiphan’s VGA Capture Cards with Custom Reverse-Engineered Linux Driver https://www.hackster.io/news/ben-cox-revives-epiphan-s-vga-capture-cards-with-custom-reverse-engineered-linux-driver-4fb8de896605 Having picked up a bulk supply of VGA capture cards for pennies

Arduino from the Command Line: Break Free from the GUI with Git and Vim! | Linux Journal

https://www.linuxjournal.com/content/arduino-command-line-break-free-gui-git-and-vim Love Arduino but hate the GUI? Try arduino-cli. This article explores a new tool released by the Arduino team that can free you from the existing Java-based Arduino graphical user interface. There have been a couple attempts to break out Arduino to the command line, but most failed to get wide support. However, now

Linux TCP SACK and PTP vulnerabilities

Linux PCs, Servers, Gadgets Can Be Crashed by ‘Ping of Death’ Network Packets writes that it is possible to crash and slow-down network-facing Linux servers, PCs, smartphones and tablets, and gadgets, by sending them a series of maliciously crafted packets. Netflix has published a security paper with many details. There are four vulnerabilities, three of