Open Source Tripwire is a free software security and data integrity tool useful for monitoring and alerting on specific file changes on a range of systems. Open Source Tripwire functions as a host-based intrusion detection system. Continue reading
Category Archives: Linux
Send Squid Logs to Graylog
Using GELF to send Squid logs to Graylog. Continue reading
Send Apache Logs to Graylog
I was looking for an easy way to forward Apache access logs to Graylog, and came across GELF. Continue reading
Graylog Server Upgrade from 1.3.x to 2.0.x on CentOS 6
Upgrading Graylog2 to Graylog (sounds confusing, I know). Continue reading
Create Local YUM Repository from Systemd Mounted DVD on RHEL 7
We can mount DVDs/partitions using systemd.mount by writing a mount unit file. Continue reading
Dirty COW (CVE-2016-5195): Recompile Linux Kernel 4.2 with the Fix Applied
Dirty COW (CVE-2016-5195) is a privilege escalation vulnerability in the Linux kernel. Continue reading
Build and Import Puppet Modules into Katello
Building Puppet modules for Katello.
Set up Wake On LAN (WOL) on CentOS 7
Setting up Wake on LAN on a CentOS 7 server. Continue reading
Install Katello on CentOS 7
We’re going to install Foreman with Katello on CentOS 7.
Configure Public Bridge Guest Networking in KVM on Debian Jessie
Bridged networking allows KVM guests to connect to the outside network through the physical interface, making them appear as normal hosts to the rest of the network. Continue reading