🌟 Vous êtes prêts à plonger dans l'inédit ? Découvrez Bootkitty, le premier bootkit Linux UEFI ! 🐱💻 #LinuxSecurity #Bootkit #Innovation
Bootkitty - Découverte du 1er bootkit Linux UEFI
Aujourd’hui nous allons plonger dans les entrailles obscures de Linux pour y découvrir un truc particulièrement intéressant : Bootkitty, le premier …
korben.info
November 27, 2024 at 1:55 PM
🌟 Vous êtes prêts à plonger dans l'inédit ? Découvrez Bootkitty, le premier bootkit Linux UEFI ! 🐱💻 #LinuxSecurity #Bootkit #Innovation
Patches for CVE-2026-46243 (CIFSwitch) are now available for Rocky Linux 8, 9, and 10. Our hot fix security repo is updated.
What the fix?
sudo dnf --enablerepo=security update
#RockyLinux #LinuxSecurity #CVE
What the fix?
sudo dnf --enablerepo=security update
#RockyLinux #LinuxSecurity #CVE
June 5, 2026 at 3:51 PM
Patches for CVE-2026-46243 (CIFSwitch) are now available for Rocky Linux 8, 9, and 10. Our hot fix security repo is updated.
What the fix?
sudo dnf --enablerepo=security update
#RockyLinux #LinuxSecurity #CVE
What the fix?
sudo dnf --enablerepo=security update
#RockyLinux #LinuxSecurity #CVE
Stop using passwords for SSH—keys are the gold standard. 🔐
Pro-tip: After setting up UFW, always run `ufw allow ssh` BEFORE turning it on, or you’ll lock yourself out of the server. Don't be that admin!
#LinuxSecurity #CyberSecurity #SysAdmin
Pro-tip: After setting up UFW, always run `ufw allow ssh` BEFORE turning it on, or you’ll lock yourself out of the server. Don't be that admin!
#LinuxSecurity #CyberSecurity #SysAdmin
August 19, 2026 at 3:06 PM
Stop using passwords for SSH—keys are the gold standard. 🔐
Pro-tip: After setting up UFW, always run `ufw allow ssh` BEFORE turning it on, or you’ll lock yourself out of the server. Don't be that admin!
#LinuxSecurity #CyberSecurity #SysAdmin
Pro-tip: After setting up UFW, always run `ufw allow ssh` BEFORE turning it on, or you’ll lock yourself out of the server. Don't be that admin!
#LinuxSecurity #CyberSecurity #SysAdmin
HP patched critical HPLIP vulnerabilities. Update your print drivers to fix HPLIP vulnerabilities and prevent remote code execution.
#HPLIP #LinuxSecurity #Potatosecurity #CVE202691106 #InfoSec
#HPLIP #LinuxSecurity #Potatosecurity #CVE202691106 #InfoSec
September 17, 2026 at 3:02 PM
HP patched critical HPLIP vulnerabilities. Update your print drivers to fix HPLIP vulnerabilities and prevent remote code execution.
#HPLIP #LinuxSecurity #Potatosecurity #CVE202691106 #InfoSec
#HPLIP #LinuxSecurity #Potatosecurity #CVE202691106 #InfoSec
Most Linux security issues aren’t advanced attacks.
They’re just basics being ignored.
Fix the fundamentals first, everything else comes later.
#linux #linuxsecurity #sysadmin #devops #opensource #LinuxTeck
They’re just basics being ignored.
Fix the fundamentals first, everything else comes later.
#linux #linuxsecurity #sysadmin #devops #opensource #LinuxTeck
April 22, 2026 at 8:00 AM
Most Linux security issues aren’t advanced attacks.
They’re just basics being ignored.
Fix the fundamentals first, everything else comes later.
#linux #linuxsecurity #sysadmin #devops #opensource #LinuxTeck
They’re just basics being ignored.
Fix the fundamentals first, everything else comes later.
#linux #linuxsecurity #sysadmin #devops #opensource #LinuxTeck
All in a day's work. 😌
#meme #itmemes #TuxCare #linux #cybersecurity #opensource #technology #ransomware #linuxsecurity #software #hacking #devops #privacy
#meme #itmemes #TuxCare #linux #cybersecurity #opensource #technology #ransomware #linuxsecurity #software #hacking #devops #privacy
February 4, 2025 at 8:02 PM
All in a day's work. 😌
#meme #itmemes #TuxCare #linux #cybersecurity #opensource #technology #ransomware #linuxsecurity #software #hacking #devops #privacy
#meme #itmemes #TuxCare #linux #cybersecurity #opensource #technology #ransomware #linuxsecurity #software #hacking #devops #privacy
Which OS Is Harder to Protect? 🖥️🔐
#CyberSecurity #OperatingSystems #WindowsSecurity #LinuxSecurity #macOS #InfoSec #SystemSecurity #DigitalDefense #TechExplained #CyberAwareness
#CyberSecurity #OperatingSystems #WindowsSecurity #LinuxSecurity #macOS #InfoSec #SystemSecurity #DigitalDefense #TechExplained #CyberAwareness
September 18, 2025 at 11:01 PM
Which OS Is Harder to Protect? 🖥️🔐
#CyberSecurity #OperatingSystems #WindowsSecurity #LinuxSecurity #macOS #InfoSec #SystemSecurity #DigitalDefense #TechExplained #CyberAwareness
#CyberSecurity #OperatingSystems #WindowsSecurity #LinuxSecurity #macOS #InfoSec #SystemSecurity #DigitalDefense #TechExplained #CyberAwareness
Several major Linux distros hit by serious Sudo security flaws #Technology #Cybersecurity #LinuxSecurity #SudoVulnerability #OpenSource
puretech.news
July 7, 2025 at 9:02 PM
Several major Linux distros hit by serious Sudo security flaws #Technology #Cybersecurity #LinuxSecurity #SudoVulnerability #OpenSource
NVIDIA patched critical NVIDIA Infrastructure Controller vulnerabilities across Linux builds. Learn how CVE-2026-65113 impacts systems and update now.
#NVIDIA #Cybersecurity #CVE202665113 #LinuxSecurity #Infosec #DataCenter
#NVIDIA #Cybersecurity #CVE202665113 #LinuxSecurity #Infosec #DataCenter
NVIDIA Patches Critical Vulnerabilities in Infrastructure Controller
TL;DR NVIDIA released security updates to fix 14 security flaws in its data center management tooling. These NVIDIA Infrastructure Controller vulnerabilities allow unauthenticated attackers to alter data or escalate privileges on host systems. Administrators must update their Linux installations to version 2.0 to protect their environments. Why It Matters NVIDIA Infrastructure Controller manages bare-metal and container hardware across modern AI data centers.
securityonline.info
September 22, 2026 at 5:57 PM
NVIDIA patched critical NVIDIA Infrastructure Controller vulnerabilities across Linux builds. Learn how CVE-2026-65113 impacts systems and update now.
#NVIDIA #Cybersecurity #CVE202665113 #LinuxSecurity #Infosec #DataCenter
#NVIDIA #Cybersecurity #CVE202665113 #LinuxSecurity #Infosec #DataCenter
Linux security isn’t about antivirus.
It’s about how the system is built from the ground up.
Permissions, repositories, visibility. That’s most of it.
#linux #linuxsecurity #sysadmin #devops #opensource #LinuxTeck
It’s about how the system is built from the ground up.
Permissions, repositories, visibility. That’s most of it.
#linux #linuxsecurity #sysadmin #devops #opensource #LinuxTeck
April 22, 2026 at 10:11 AM
Linux security isn’t about antivirus.
It’s about how the system is built from the ground up.
Permissions, repositories, visibility. That’s most of it.
#linux #linuxsecurity #sysadmin #devops #opensource #LinuxTeck
It’s about how the system is built from the ground up.
Permissions, repositories, visibility. That’s most of it.
#linux #linuxsecurity #sysadmin #devops #opensource #LinuxTeck
Secure your Linux servers! Ditch SSH passwords for key-based auth. Pro-tip: Once keys are set, *disable* password login in `sshd_config`. Pair this with UFW's default DENY rule for a robust defense!
#LinuxSecurity #SSHKeys #UFW
#LinuxSecurity #SSHKeys #UFW
September 14, 2026 at 4:40 PM
Secure your Linux servers! Ditch SSH passwords for key-based auth. Pro-tip: Once keys are set, *disable* password login in `sshd_config`. Pair this with UFW's default DENY rule for a robust defense!
#LinuxSecurity #SSHKeys #UFW
#LinuxSecurity #SSHKeys #UFW
Secure passwords with Bitwarden on Ubuntu 22.04!
Checkout our #Knowledgebase
wiki.crowncloud.net?How_to_Insta...
#Bitwarden #Ubuntu2204 #LinuxSecurity #PasswordManager #OpenSource #SelfHosted #CyberSecurity #UbuntuLinux #LinuxTips #SecureYourData #FOSS #PrivacyMatters
Checkout our #Knowledgebase
wiki.crowncloud.net?How_to_Insta...
#Bitwarden #Ubuntu2204 #LinuxSecurity #PasswordManager #OpenSource #SelfHosted #CyberSecurity #UbuntuLinux #LinuxTips #SecureYourData #FOSS #PrivacyMatters
How To Install Bitwarden On Ubuntu 22 04
Light
wiki.crowncloud.net
April 11, 2025 at 12:02 PM
Secure passwords with Bitwarden on Ubuntu 22.04!
Checkout our #Knowledgebase
wiki.crowncloud.net?How_to_Insta...
#Bitwarden #Ubuntu2204 #LinuxSecurity #PasswordManager #OpenSource #SelfHosted #CyberSecurity #UbuntuLinux #LinuxTips #SecureYourData #FOSS #PrivacyMatters
Checkout our #Knowledgebase
wiki.crowncloud.net?How_to_Insta...
#Bitwarden #Ubuntu2204 #LinuxSecurity #PasswordManager #OpenSource #SelfHosted #CyberSecurity #UbuntuLinux #LinuxTips #SecureYourData #FOSS #PrivacyMatters
Kernel crypto vulnerability alert: CVE-2026-31431 (Copy Fail) affects Rocky Linux users. Our community is tracking patches and next steps in real time.
Rocky-specific guidance: forums.rockylinux.org/t/cve-2026-3...
#RockyLinux #LinuxSecurity
Rocky-specific guidance: forums.rockylinux.org/t/cve-2026-3...
#RockyLinux #LinuxSecurity
CVE-2026-31431 - Copy Fail - Linux kernel crypto vulnerability
I added the following line to /etc/default/grub: GRUB_CMDLINE_LINUX=“initcall_blacklist=algif_aead_init” then did a sudo grub2-mkconfig -o /boot/grub2/grub.cfg upon reboot the exploit no longer…
forums.rockylinux.org
May 4, 2026 at 2:52 PM
Kernel crypto vulnerability alert: CVE-2026-31431 (Copy Fail) affects Rocky Linux users. Our community is tracking patches and next steps in real time.
Rocky-specific guidance: forums.rockylinux.org/t/cve-2026-3...
#RockyLinux #LinuxSecurity
Rocky-specific guidance: forums.rockylinux.org/t/cve-2026-3...
#RockyLinux #LinuxSecurity
Protect #SSH access on #Debian 13 with Fail2Ban!
Learn how to install & configure #Fail2Ban to monitor failed SSH login attempts & automatically block suspicious IP addresses, adding an extra layer of protection to your server.
wiki.crowncloud.net?How_To_Prote...
#LinuxSecurity #SysAdmin
Learn how to install & configure #Fail2Ban to monitor failed SSH login attempts & automatically block suspicious IP addresses, adding an extra layer of protection to your server.
wiki.crowncloud.net?How_To_Prote...
#LinuxSecurity #SysAdmin
How To Protect SSH With Fail2Ban On Debian 13
Light
wiki.crowncloud.net
September 18, 2026 at 7:00 AM
Protect #SSH access on #Debian 13 with Fail2Ban!
Learn how to install & configure #Fail2Ban to monitor failed SSH login attempts & automatically block suspicious IP addresses, adding an extra layer of protection to your server.
wiki.crowncloud.net?How_To_Prote...
#LinuxSecurity #SysAdmin
Learn how to install & configure #Fail2Ban to monitor failed SSH login attempts & automatically block suspicious IP addresses, adding an extra layer of protection to your server.
wiki.crowncloud.net?How_To_Prote...
#LinuxSecurity #SysAdmin
CopyFail (CVE-2026-31431) is serious. Patches are out now for Rocky Linux 8.10, 9.8, and 10.1. One command and a reboot gets you covered. Full details in the blog. Stay patched. 🐧
sudo dnf --refresh update 'kernel*'
#RockyLinux #Linux #LinuxSecurity
sudo dnf --refresh update 'kernel*'
#RockyLinux #Linux #LinuxSecurity
CopyFail (CVE-2026-31431): Patches Now Available for Rocky Linux
TL;DR: A high-severity local privilege escalation vulnerability in the Linux kernel has been publicly disclosed with a working exploit. Patches are available now for Rocky Linux 8.10, 9.7, and 10.1.…
forums.rockylinux.org
May 7, 2026 at 5:35 PM
CopyFail (CVE-2026-31431) is serious. Patches are out now for Rocky Linux 8.10, 9.8, and 10.1. One command and a reboot gets you covered. Full details in the blog. Stay patched. 🐧
sudo dnf --refresh update 'kernel*'
#RockyLinux #Linux #LinuxSecurity
sudo dnf --refresh update 'kernel*'
#RockyLinux #Linux #LinuxSecurity
Active 0-days hit Cisco ISE & Linux kernels, DPRK backdoors infiltrate developer workstations, & AI workflow exploits escalate. Full Inferlume Report: inferlume.com/reports/dail....
#CyberThreatIntelligence #VulnerabilityManagement #LinuxSecurity #ZeroDay #ThreatHunting #IncidentResponse
#CyberThreatIntelligence #VulnerabilityManagement #LinuxSecurity #ZeroDay #ThreatHunting #IncidentResponse
Linux Kernel Zero Days Cisco Root RCE And DPRK Developer Backdoors - Inferlume
{{rh9e7yNRO}}
inferlume.com
September 21, 2026 at 4:37 PM
Active 0-days hit Cisco ISE & Linux kernels, DPRK backdoors infiltrate developer workstations, & AI workflow exploits escalate. Full Inferlume Report: inferlume.com/reports/dail....
#CyberThreatIntelligence #VulnerabilityManagement #LinuxSecurity #ZeroDay #ThreatHunting #IncidentResponse
#CyberThreatIntelligence #VulnerabilityManagement #LinuxSecurity #ZeroDay #ThreatHunting #IncidentResponse
Linus Torvalds said AI-generated bug reports flood Linux security lists with duplicates. He urges adding docs and fixes, not unverified reports. #LinusTorvalds #LinuxSecurity #AIBugReports #BugTracking #OpenSource
May 27, 2026 at 2:02 PM
Linus Torvalds said AI-generated bug reports flood Linux security lists with duplicates. He urges adding docs and fixes, not unverified reports. #LinusTorvalds #LinuxSecurity #AIBugReports #BugTracking #OpenSource
🚨 VoidLink Malware – Cloud Security Threat
VoidLink is a newly identified Linux malware framework built for cloud & container environments like Docker and Kubernetes, using stealth tactics to stay hidden.
#CloudSecurity #CyberThreats #LinuxSecurity #ContainerSecurity #Technijian
VoidLink is a newly identified Linux malware framework built for cloud & container environments like Docker and Kubernetes, using stealth tactics to stay hidden.
#CloudSecurity #CyberThreats #LinuxSecurity #ContainerSecurity #Technijian
January 14, 2026 at 10:45 AM
🚨 VoidLink Malware – Cloud Security Threat
VoidLink is a newly identified Linux malware framework built for cloud & container environments like Docker and Kubernetes, using stealth tactics to stay hidden.
#CloudSecurity #CyberThreats #LinuxSecurity #ContainerSecurity #Technijian
VoidLink is a newly identified Linux malware framework built for cloud & container environments like Docker and Kubernetes, using stealth tactics to stay hidden.
#CloudSecurity #CyberThreats #LinuxSecurity #ContainerSecurity #Technijian
HTTP vs HTTPS explained in simple terms for Linux users and sysadmins 🔒
• TLS encryption
• HTTPS certificates
• Certbot & Let’s Encrypt
• TLS 1.3 basics
• HSTS security
• Linux server hardening
www.linuxteck.com/http-vs-http...
#Linux #HTTPS #TLS #LinuxSecurity #DevOps #LinuxTeck
• TLS encryption
• HTTPS certificates
• Certbot & Let’s Encrypt
• TLS 1.3 basics
• HSTS security
• Linux server hardening
www.linuxteck.com/http-vs-http...
#Linux #HTTPS #TLS #LinuxSecurity #DevOps #LinuxTeck
May 11, 2026 at 3:47 PM
HTTP vs HTTPS explained in simple terms for Linux users and sysadmins 🔒
• TLS encryption
• HTTPS certificates
• Certbot & Let’s Encrypt
• TLS 1.3 basics
• HSTS security
• Linux server hardening
www.linuxteck.com/http-vs-http...
#Linux #HTTPS #TLS #LinuxSecurity #DevOps #LinuxTeck
• TLS encryption
• HTTPS certificates
• Certbot & Let’s Encrypt
• TLS 1.3 basics
• HSTS security
• Linux server hardening
www.linuxteck.com/http-vs-http...
#Linux #HTTPS #TLS #LinuxSecurity #DevOps #LinuxTeck
🔧 CVEs in sudo patched, Raspberry Pi’s latest hardware (no Linux—yet), Bash & Perl upgrades, PipeWire updates & Fedora’s less radical path. Bonus: Pulse for Proxmox, grep context hacks & IRG-era Meshtastic fun—Untitled Linux Show. ▶️ buff.ly/ywi59TZ #LinuxSecurity #RaspberryPi
July 8, 2025 at 6:02 PM
🔧 CVEs in sudo patched, Raspberry Pi’s latest hardware (no Linux—yet), Bash & Perl upgrades, PipeWire updates & Fedora’s less radical path. Bonus: Pulse for Proxmox, grep context hacks & IRG-era Meshtastic fun—Untitled Linux Show. ▶️ buff.ly/ywi59TZ #LinuxSecurity #RaspberryPi
🚨 CISA warns: critical Sudo flaw under active attack
#CISA added CVE-2025-32463 (CVSS 9.3) to its known exploited list. The bug lets local users exploit sudo’s “-R” (chroot) to run root commands - even if absent in sudoers.
Patch before Oct 20 to limit damage.
#ransomNews #SudoFlaw #LinuxSecurity
#CISA added CVE-2025-32463 (CVSS 9.3) to its known exploited list. The bug lets local users exploit sudo’s “-R” (chroot) to run root commands - even if absent in sudoers.
Patch before Oct 20 to limit damage.
#ransomNews #SudoFlaw #LinuxSecurity
September 30, 2025 at 9:37 AM
🚨 CISA warns: critical Sudo flaw under active attack
#CISA added CVE-2025-32463 (CVSS 9.3) to its known exploited list. The bug lets local users exploit sudo’s “-R” (chroot) to run root commands - even if absent in sudoers.
Patch before Oct 20 to limit damage.
#ransomNews #SudoFlaw #LinuxSecurity
#CISA added CVE-2025-32463 (CVSS 9.3) to its known exploited list. The bug lets local users exploit sudo’s “-R” (chroot) to run root commands - even if absent in sudoers.
Patch before Oct 20 to limit damage.
#ransomNews #SudoFlaw #LinuxSecurity
CentOS 7 systems face real risk post-EOL—attackers don’t wait. CIQ Bridge helps defend against emerging threats.
Read our analysis of the WHY NOW, HOW BIG, & WHY SHOULD I WORRY of post-EOL vulnerability exposure bit.ly/44zeApT
#CentOS #CyberSecurity #EOL #LinuxSecurity #CIQBridge
Read our analysis of the WHY NOW, HOW BIG, & WHY SHOULD I WORRY of post-EOL vulnerability exposure bit.ly/44zeApT
#CentOS #CyberSecurity #EOL #LinuxSecurity #CIQBridge
July 15, 2025 at 9:10 PM
CentOS 7 systems face real risk post-EOL—attackers don’t wait. CIQ Bridge helps defend against emerging threats.
Read our analysis of the WHY NOW, HOW BIG, & WHY SHOULD I WORRY of post-EOL vulnerability exposure bit.ly/44zeApT
#CentOS #CyberSecurity #EOL #LinuxSecurity #CIQBridge
Read our analysis of the WHY NOW, HOW BIG, & WHY SHOULD I WORRY of post-EOL vulnerability exposure bit.ly/44zeApT
#CentOS #CyberSecurity #EOL #LinuxSecurity #CIQBridge
Master Linux one command at a time – take control with #chmod! 🔐 Change file permissions with precision and keep your system secure.
#LinuxTips #CommandLine #Chmod #FilePermissions #SysAdmin #DevTools #OpenSource #LinuxSecurity
#LinuxTips #CommandLine #Chmod #FilePermissions #SysAdmin #DevTools #OpenSource #LinuxSecurity
May 11, 2025 at 12:01 PM
Master Linux one command at a time – take control with #chmod! 🔐 Change file permissions with precision and keep your system secure.
#LinuxTips #CommandLine #Chmod #FilePermissions #SysAdmin #DevTools #OpenSource #LinuxSecurity
#LinuxTips #CommandLine #Chmod #FilePermissions #SysAdmin #DevTools #OpenSource #LinuxSecurity
How to Detect Malware on Linux
A simple workflow every admin should know:
Processes → Rootkits → Cron → Network → Logs
Learn more 👇
www.linuxteck.com/linux-securi...
#Linux #LinuxSecurity #DevOps #SysAdmin #LinuxTeck
A simple workflow every admin should know:
Processes → Rootkits → Cron → Network → Logs
Learn more 👇
www.linuxteck.com/linux-securi...
#Linux #LinuxSecurity #DevOps #SysAdmin #LinuxTeck
April 29, 2026 at 10:43 AM
How to Detect Malware on Linux
A simple workflow every admin should know:
Processes → Rootkits → Cron → Network → Logs
Learn more 👇
www.linuxteck.com/linux-securi...
#Linux #LinuxSecurity #DevOps #SysAdmin #LinuxTeck
A simple workflow every admin should know:
Processes → Rootkits → Cron → Network → Logs
Learn more 👇
www.linuxteck.com/linux-securi...
#Linux #LinuxSecurity #DevOps #SysAdmin #LinuxTeck