R71 IT Blog

Debian Linux: kernel update

Debian Linux: kernel update 150 150 Roderick Derks

First login to your Debian machine on the command line as root. Install the prerequisites that we need to compile the new kernel:#apt-get install kernel-package ncurses-dev fakeroot wget bzip2 Then go to /usr/src:#cd /usr/src Then get the latest Linux kernel source (or the kernel source you need) from    http://www.kernel.org/pub/linux/kernel/v2.6/#wget http://www.kernel.org/pub/linux/kernel/v2.6/linux-2.6.17.13.tar.bz2 Unpack the kernel sources:#tar xjf…

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Linux command prompt: download files from internet

Linux command prompt: download files from internet 150 150 Roderick Derks

wget -c url   for example: wget -c http://belnet.dl.sourceforge.net/sourceforge/sslexplorer/sslexplorer-0.2.7_02-src.tar.gz

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Dual boot: grub boot loader removal

Dual boot: grub boot loader removal 150 150 Roderick Derks

If you have the XP CD cd run the recovery console and use the command fixmbrThat will rewrite the master boot record for XP.

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Linux: add a new harddrive and create logical volumes

Linux: add a new harddrive and create logical volumes 150 150 Roderick Derks

Is it your dream to install linux on your system? And you fullfilled that dream? And you used Linux and the space on the disk so much that you need to add e new hard drive? Well.. this article will help you! 

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Windows Lifesaver Tools

Windows Lifesaver Tools 150 150 Roderick Derks

Network Tools:Netcat, TCP/IP Swiss army knife, v1.11url: www.vulnwatch.org/netcat/ Cryptcat, crpyto Netcat, v1.21url: http://sourceforge.net/projects/cryptcat/ Putty, ssh client, v0.58url: http://www.chiark.greenend.org.uk/~sgtatham/putty WinScp, secure copy, v3.76url: http://winscp.net/eng/download.php connect, proxy (http and https) support for ssh, v1.95url: http://zippo.taiyo.co.jp/~gotoh/ssh/connect.html File Tools:– Filemon– Regmon Dependency Walker, what dependant module (ex. dll's) needs a module, v2.1url: http://dependencywalker.com/ Various Tools:Notepad2, txt editor, v1.0.12url: http://www.flos-freeware.ch/

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Crack local Windows passwords with Backtrack v1.x

Crack local Windows passwords with Backtrack v1.x 150 150 Roderick Derks

A quick and dirty Windows password recovery: Boot the Backtrack CD . Change dir to your Windows mount point:# cd /mnt/hda2/WINDOWS/system32/configCopy the SAM and the system Registry hive to the temp dir:# cp SAM /tmp# cp system /tmpPrepare our wordlist:# cd /pentest/password/dictionaries/# gunzip -c wordlist.txt.Z > /tmp/words.txt# cd /tmp As the Windows hashes (in the…

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RPM commands

RPM commands 150 150 Roderick Derks

# rpm -ivh packages(s).rpminstall rpm file(s) # rpm -Uvh packages(s).rpm   upgrade system with rpms # rpm -e package   remove package # rpm -q package   show version of package installed # rpm -q -i package   show all package metadata # rpm -q -f /path/file   what package does file belong # rpm -ql packagename > list.txtLists all…

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Use ARP to assign ip address

Use ARP to assign ip address 150 150 Roderick Derks

If you install a new device, that has no ip assigned to it, but you have the mac address of this device, you can use arp and ping to assign a temporary ip address: 1) Assign ARP/IP Windows:> arp -s 192.168.1.123 00-aa-cc-c6-09 Linux:# arp -i eth0 -vs 192.168.100.124 00:0E:35:1F:91:F5 2) Ping it A "normal" ping…

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Putty SSH Timeouts

Putty SSH Timeouts 150 150 Roderick Derks

Putty SSH TimeoutsApplication hintsIf your SSH Session disconnect even if you enabled “Sending of null packets to keep session active” and “Enable TCP keepalives (SO_KEEPALIVE option)” you might want to try this..

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A Windows SSH server

A Windows SSH server 150 150 Roderick Derks

If you want to setup a SSH server on a Windows environment then this article should give you some answers. Use Cygwin: Cygwin is a Linux-like environment for Windows. This is very interesting for remote management of a Windows environment in a secure way. You can now also use Linux commands and that can save…

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Mount a windows filesystem or network share in Linux

Mount a windows filesystem or network share in Linux 150 150 Roderick Derks

Overview of some linux commands to mount a Windows filesystem or a cifs share (Windows protocol).Also information about how to install a ntfs driver if this isn't supported yet by your kernel.

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Linux Security Distro’s

Linux Security Distro’s 150 150 Roderick Derks

Here is a short overview of some Linux Security Distro's.

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