Find the Hardware Spec For Linux

http://www.secguru.com/article/finding_hardware_details_your_linux_machine_without_using_screw_driver

1: Finding Hardware Details with lspci
lspci -v

2: Finding Hardware Details with dmesg
dmesg | grep -i memory

3: Finding Hardware Details from /proc
cat /proc/cpuinfo

4: Getting More Information about your HDD using fdisk
fdisk -l

Require users to press Ctrl+Alt+Delete checkbox is grayed out

http://www.wincert.net/tips/microsoft-windows/windows-xp/2163-require-users-to-press-ctrlaltdelete-checkbox-is-grayed-out.html
Click Start | Settings | Control Panel | Administrative Tools | Local Security Policy
In the left pane browse to Security Settings | Local Policies | Security Options
In the right pane change the value for, "Interactive Logon: Do not require CTRL + ALT + DEL" from Disabled to Enabled

Performance of Cipher and HMAC in OpenSSH

http://blog.famzah.net/2010/06/11/openssh-ciphers-performance-benchmark/
Cipher: arcfour256 = arcfour128 > arcfour > blowfish > aes > 3des
HMAC: md5 (128) > sha-96 > sha1 (160)

vsFTPd and mount directories

http://radu.cotescu.com/vsftpd-and-symbolic-links/

1. create a directory inside user‘s chroot:
mkdir /tmp/harddisk/ftp_pvt/user/music

2. mount the folder you want user to access using the bind option:
mount --bind /tmp/harddisk/music /tmp/harddisk/ftp_pvt/user/music

How to installed Chromium on CentOS 5 with yum

http://www.linux-powered.com/~ryoji.kamei/ChromiumCentOS5.xhtml

No update anymore.