How data is decompressed and recompressed through the OSI Layers

Installation of Reaver 1.4 Short Guide on Linux Ubuntu

Reaver - Used for hacking wifi passwords on WPA and WPA2 - Used for attacking Wifi AP's (Access Points)

Get the lastest update of Reaver here for a manual setup

For an easy install and setup follow the steps below -

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sudo -s

sudo apt-get install libpcap-dev sqlite3 libsqlite3-dev libpcap0.8-dev

wget http://reaver-wps.googlecode.com/files/reaver-1.4.tar.gz

tar -xzvf reaver-1.4.tar.gz

cd reaver-1.4

cd src

./configure

make

sudo make install

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https://www.youtube.com/watch?v=VPnkvJViVPo 

Continuous Update on Windows XP with Registry trick

Still using XP? You should change, but  if you didn't you can still get updates using a Registry Key Trick.

Open Notepad and  Type the following

Windows Registry Editor Version 5.00

[HKEY_LOCAL_MACHINE\SYSTEM\WPA\PosReady]

"Installed"=dword:00000001

Save the notepad as a extension from txt to reg. Including changing the Save As File Type to "All Files"

Your notepad should be changed into a Registry Key.

After you've done that and clicked on it, you're done.

Full Laser Printer Process

1. Processing - The data from the source is converted to a Printer format
2. Charging - Charges the drum using 600 Volts
3. Write - Writes onto the drum using Laser
4. Develop - Toner is applied onto the image on the Drum
5. Transfer - Image is then applied onto the paper
6. Fuse - A hot fuse applying the image to stick onto the paper
7. Clean - Cleans the drum using a Razor

How to Access App Locker in Windows 7

App locker is a feature introduced by Windows 7 to block software's not to run on your desktop. A easy tool for administrators specify what software is allowed to work. Prevents users to run un-related programs in work. Prevents unauthorized software to run if its not in the allowed list. To enable this it is found in group policy and the steps is: “gpedit.msc” > ”Windows Settings” > ”Security Settings” > “Application Control Policies” > ”Applocker” then right click “Executable Rules” and add new rule.

Boot Process of Windows 7 & XP

Windows 7 Boot Process

POST

POST > BIOS

BIOS > MBR

MBR > BOOTMGR

WINLOAD.EXE > 2 CORE FILES

> NTOSKRL.EXE

> HAL.DLL

NTOSKRL.EXE > WINLOGON.EXE

Windows XP Boot Process

POST

POST > BIOS

BIOS > MBR

NTDETECT

NTLDR > BOOT.INI

NTLDR > 2 CORE FILES

> NTOSKRNL 

> HAL.DLL

NTOSKML > WINLOGON.EXE

IPv4 - Class, Range, Private IP

Class	IP Range	Private IP
A (255.0.0.0)	1 - 126	10.x.x.x
Loopback	127.0.0.1
B (255.255.0.0)	128 - 191	172.16.x.x - 172.31.x.x
APIPA(Automatic Private IP Addressing)	169.254.x.x
Router Configuration	192.168.0.1
C (255.255.255.0)	192 - 223	192.168.x.x
D (Multicast)	224 - 239
E (Experimental)	240 - 255