Monthly Archives: May 2014

Five years of blogging with wordpress.com

  It has been five years since I started this blog. There are 80+ articles with 5400+ hits till today across 70+ countries and approximately 15+ hits every day. I haven’t imagined this much success with blogging when I started five years back.   There are quite good spread of articles across different categories like […]

Know CPU architecture

  lscpu is a small program to gather information about CPU architecture like number of cores, threads, byte order, sockets, BogoMIPS, stepping, caches, etc. It prints these information in human readable format as well as in parseable format which can be given to other programs. lscpu is part of linux-util package. $ lscpu Architecture:          i686 […]

Kernel Module Signing

Today I will talk about one of the most interesting security feature of Linux kernel modules. Linux kernel allows to load and unload modules dynamically. These modules can be in-tree or out-of-tree built. But when it comes to security, you may think that this facility can lead to insertion of malicious modules in kernel. But […]