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Category Archives: Linux

Grsecurity 4.9.11 64-bit CentOS Server Kernel

Here is the latest (ver 4.9.11) Grsecurity enabled 64-bit CentOS server kernel. Do NOT use this as a Desktop kernel. This is specifically meant for servers. Disclaimer: This works for me very well. I am not assuring that it will work for you. I am making it available in the hope that it might help […]

 

Grsecurity 4.9.11 64-bit Debian Server Kernel

Here is the latest (ver 4.9.11) Grsecurity enabled 64-bit Debian server kernel. Do NOT use this as a Desktop kernel. This is specifically meant for servers. Disclaimer: This works for me very well. I am not assuring that it will work for you. I am making it available in the hope that it might help […]

 

Ubuntu Linux 64-bit Desktop Kernel – version 4.9.11

Here is the latest (version 4.9.11) CK patch enabled 64-bit Ubuntu Linux desktop kernel. This kernel has MuQSS version 0.150 enabled. Do NOT use this as a server kernel. This is specifically meant for desktops/laptops. Disclaimer: This works for me very well. I am not assuring that it will work for you. I am making […]

 

Ubuntu Linux 64-bit Desktop Kernel – version 4.10-RC8

For those who want the upcoming 4.10 release for Ubuntu 64-bit desktops/laptops, get it here (linux-image-4.10.0-rc8-md_4.10.0-rc8-md-10.00.Custom_amd64.deb… sha256sum: 15596b2a6f030fc8086380b55f9b63180528650d591fd92878ce52c6f364a21e). Note that it is NOT the final version, but is the last release candidate (RC8).  

 

IPTables Firewall Script for a Linux Server

My firewall script blocks traffic for both IPv4 and IPv6 protocols. I open only port 80 for HTTP and port 22 for SSH. Pings are allowed only from the HE.net IPv6 tunnel. In addition, all IPs on the Spamhaus Drop List are blocked from accessing the server