Insights and Strategies in to Linux Network Security

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Guide To Linux Network Protocols for Better Packet Processing

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Modern computing depends heavily on networking to enable communication among systems and devices, with Linux as one OS that stands out for its versatility and robustness regarding network operations and security. Network protocols are formal policies and standards that define how data exchanged on networks occurs, including rules, procedures, formats, etc. They help ensure efficient device communications regardless of architecture design, making the Internet an invaluable source of data exchange across an endlessly variable landscape.

Brittany Day
May 25, 2024

I2P 2.5.0 Release Brings Improvements in Tunnels, I2PSnark & More

The recent release of I2P 2.5.0, an anonymous P2P network that protects against online censorship, surveillance, and monitoring, has brought a slew of improvements and new features that will certainly intrigue security practitioners. This release aims to enhance user-facing features while addressing compatibility and security issues.

Brittany Day
Apr 22, 2024

Canonical Makes Network Management Simpler and More Secure with Netplan 1.0

Canonical, the company behind Ubuntu, has introduced Netplan 1.0, a network configuration tool that simplifies networking configuration on Linux systems. Netplan acts as a control layer above network stacks like systemd-networkd and NetworkManager, allowing administrators to manage and configure them easily.

Brittany Day
Apr 09, 2024

GTPDOOR Linux Malware Threatens Telecoms, Exploits GPRS Roaming Networks

A new Linux malware, GTPDOOR, specifically designed to target telecom networks connected to GPRS roaming exchanges (GRX), has emerged. This malware stands out because it utilizes the GPRS Tunnelling Protocol (GTP) for command-and-control (C2) communications.

Anthony Pell
Mar 04, 2024

Hackers Use SYSTEMBC Tool To Maintain Access To Compromised Network

Security researchers have identified a malicious tool called "SYSTEMBC" that hackers have been actively exploiting. This tool acts as a SOCKS5 proxy, providing threat actors with persistent access or a backdoor to compromised networks. The tool has been observed being used in various campaigns alongside different malware families.

Dave Wreski
Jan 24, 2024

How Kali Linux Can Help Security Test Your Network

Let's dive headfirst into how Kali Linux, a popular open-source Linux distro, can amp up your network's security. It's all about the big and small ways this toolkit makes your life easier and your network tougher against the baddies.

Brittany Day
Nov 21, 2023

Learn About the Best Features of Kali Linux

Kali Linux is a Debian-based Linux distribution designed for ethical hackers and security professionals. It is pre-installed with a wide range of penetration testing and security auditing tools, making it a powerful platform for identifying and exploiting vulnerabilities.

Brittany Day
Nov 13, 2023

TCP Authentication Option "TCP-AO" Support Nears For The Linux Kernel

One of the new Linux networking features we've been looking forward to seeing in the kernel is TCP Authentication Option (TCP-AO / RFC5925) as a means of improving TCP security and authenticity. The eleventh iteration of the TCP-AO patches were posted today for the Linux kernel with it looking like work on this network addition potentially wrapping up soon.

Brittany Day
Sep 12, 2023

Kali Linux 2023.3 Released with 9 New Tools, Internal Changes

Kali Linux 2023.3, the third version of 2023, is now available for download, with nine new tools and internal optimizations. Kali Linux is a Linux distribution created for ethical hackers and cybersecurity professionals to perform penetration testing, security audits, and research against networks.

Brittany Day
Aug 24, 2023

The 4 Best Network Scanning and Enumeration Tools

The scanning and enumeration phase of penetration tests is vital, so what are the best free tools you can use to create this solid pentest foundation?

Brittany Day
Aug 14, 2023

Kali Linux 2023.2 Released with 13 New Tools, Pre-Built HyperV Image

Kali Linux 2023.2, the second version of 2023, is now available with a pre-built Hyper-V image and thirteen new tools, including the Evilginx framework for stealing credentials and session cookies.

Brittany Day
Jun 04, 2023

The Secure Programmable Router Project Puts Your Network Back Under Your Control with a Raspberry Pi

Designed with an eye on security and privacy, SPR aims to give you complete control — by putting every device on its own private network.

Brittany Day
May 26, 2023

Parrot OS 5.3 Ethical Hacking Distro Is Here with Linux Kernel 6.1 LTS

Parrot Security announced today the release and general availability for download of Parrot OS 5.3, the latest stable version of this Debian-based, security-focused distribution for ethical hackers and penetration testers.

Brittany Day
May 12, 2023

Best Linux Distributions for Hacking and Penetration Testing

Looking for the best Linux distro to learn hacking? Whether you want to pursue a career in information security, are already working as a security professional, or are just interested in the field, a decent Linux distro that suits your purposes is a must.

Brittany Day
May 02, 2023

Best Forensic and Pentesting Linux Distros of 2023

Choosing a forensic Linux distro makes it simple and easy to find weaknesses in your network. A Linux distro for forensics will also help you to ward off unwanted attention from bad actors and to spot potential security weaknesses in your IT infrastructure to enable adequate measures to harden the network periphery.

Brittany Day
Apr 18, 2023

Ethical Hacking Distro BlackArch Linux Gets New ISO Release with over 2800 Tools

Arch Linux-based penetration testing and ethical hacking distribution BlackArch Linux has a new ISO release that includes over 2800 tools for penetration testers and security researchers.

Brittany Day
Apr 07, 2023

Researchers Warn of Wi-Fi Security Flaw Affecting iOS, Android, Linux

Apple’s decision to support MAC Address Randomization across its platforms may provide some degree of protection against a newly-identified Wi-Fi flaw researchers say could let attackers hijack network traffic. iOS, Linux, and Android devices may be vulnerable.

Brittany Day
Apr 02, 2023

New Wi-Fi Protocol Security Flaw Affecting Linux, Android and iOS Devices

A group of academics from Northeastern University and KU Leuven has disclosed a fundamental design flaw in the IEEE 802.11 Wi-Fi protocol standard, impacting a wide range of devices running Linux, FreeBSD, Android, and iOS.

Brittany Day
Mar 31, 2023

QNAP Warns Customers to Patch Linux Sudo Flaw in NAS Devices

Taiwanese hardware vendor QNAP warns customers to secure their Linux-powered network-attached storage (NAS) devices against a high-severity Sudo privilege escalation vulnerability.

Brittany Day
Mar 31, 2023

Kali Linux 2023.1 Introduces 'Purple' Distro for Defensive Security

Offensive Security has released Kali Linux 2023.1, the first version of 2023 and the project's 10th anniversary, with a new distro called 'Kali Purple,' aimed at Blue and Purple teamers for defensive security.

Brittany Day
Mar 14, 2023

Linux Network Security

Guide To Linux Network Protocols for Better Packet Processing

I2P 2.5.0 Release Brings Improvements in Tunnels, I2PSnark & More

Canonical Makes Network Management Simpler and More Secure with Netplan 1.0

Discover Network Security News

Guide To Linux Network Protocols for Better Packet Processing

I2P 2.5.0 Release Brings Improvements in Tunnels, I2PSnark & More

Canonical Makes Network Management Simpler and More Secure with Netplan 1.0

GTPDOOR Linux Malware Threatens Telecoms, Exploits GPRS Roaming Networks

Hackers Use SYSTEMBC Tool To Maintain Access To Compromised Network

How Kali Linux Can Help Security Test Your Network

Learn About the Best Features of Kali Linux

TCP Authentication Option "TCP-AO" Support Nears For The Linux Kernel

Kali Linux 2023.3 Released with 9 New Tools, Internal Changes

The 4 Best Network Scanning and Enumeration Tools

Kali Linux 2023.2 Released with 13 New Tools, Pre-Built HyperV Image

The Secure Programmable Router Project Puts Your Network Back Under Your Control with a Raspberry Pi

Parrot OS 5.3 Ethical Hacking Distro Is Here with Linux Kernel 6.1 LTS

Best Linux Distributions for Hacking and Penetration Testing

Best Forensic and Pentesting Linux Distros of 2023

Ethical Hacking Distro BlackArch Linux Gets New ISO Release with over 2800 Tools

Researchers Warn of Wi-Fi Security Flaw Affecting iOS, Android, Linux

New Wi-Fi Protocol Security Flaw Affecting Linux, Android and iOS Devices

QNAP Warns Customers to Patch Linux Sudo Flaw in NAS Devices

Kali Linux 2023.1 Introduces 'Purple' Distro for Defensive Security

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