Tag: cybersecurity
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Why Microsoft is a U.S. ‘National Security Threat’
This week the Register spoke to former senior White House cyber policy director A.J. Grotto — who complained it was hard to get even slight concessions from Microsoft: “If you go back to the SolarWinds episode from a few years ago … [Microsoft] was essentially up-selling logging capability to federal agencies” instead of making it…
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Send Text Msg by ICMP Tunnel x SCAPY
Written by Levko Kravchuk, VanLUG Member DISCLAIMER: Please use this article for study purposes only. I provide this information for Administrators who want to be more effective in their job. Folks, I want to share with you an amazing technology — ICMP Tunnels. It was developed to bypass firewalls, DLP systems, and the main reason…
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New kernel vulnerability grants root privileges
A recently discovered vulnerability in the Linux kernel could allow an attacker to gain root privileges. Exploits are available for several Linux distributions, but the vulnerability does not appear to be fully patched. The Linux world has barely recovered from the security fiasco surrounding a backdoor based on the XZ compression tools before a new…
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New Spectre v2 Attacks Linux and Intel CPUs
Researchers have demonstrated the “first native Spectre v2 exploit” for a new speculative execution side-channel flaw that impacts Linux systems running on many modern Intel processors. Spectre V2 is a new variant of the original Spectre attack discovered by a team of researchers at the VUSec group from VU Amsterdam. The researchers also released a…
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Best Linux Firewall of 2024
The best free Linux firewalls make it simple and easy to set up a protective perimeter for your Linux PC or IT network without needing a subscription. A dedicated firewall is the first line of defense when it comes to cybersecurity, intended to prevent unauthorized intrusion by providing a guarded perimeter between the internet and…
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Linux Kernel 6.7 Reaches End of Life
The Linux 6.7 kernel series will no longer receive bug and security fixes, which, in time, will become vulnerable to all sort of threats and attacks. Renowned Linux kernel maintainer Greg Kroah-Hartman announced today the end of life (EOL) for the Linux 6.7 kernel series, urging users to upgrade to the latest Linux 6.8 kernel…
