Hacker's Language L337/Leet




Leet (or "1337"), also known as eleet or leetspeak, is an alternative alphabet for the English language that is used primarily on the Internet. It uses various combinations of ASCII characters to replace Latinate letters. For example, leet spellings of the word leet include 1337 and l33t; eleet may be spelled 31337 or 3l33t.
The term leet is derived from the word elite. The leet alphabet is a specialized form of symbolic writing. Leet may also be considered a substitution cipher, although many dialects or linguistic varieties exist in different online communities. The term leet is also used as an adjective to describe formidable prowess or accomplishment, especially in the fields of online gaming and in its original usage, computer hacking.
(according to wikipedia Leet)  

History
Leet originated within bulletin board systems in the 1980s,[where having "elite" status on a bulletin board system (BBS) allowed a user access to file folders, games, and special chat rooms. One theory is that it was developed to defeat text filters created by BBS or Internet Relay Chat system operators for message boards to discourage the discussion of forbidden topics, like cracking and hacking. 

Creative misspellings and ASCII-art-derived words were also a way to attempt to indicate one was knowledgeable about the culture of computer users. Once the reserve of hackers, crackers, and script kiddies, leet has since entered the mainstream. It is now also used to mock newbies, or newcomers, on web sites, or in gaming communities. Some consider emoticons and ASCII art, like smiley faces, to be leet, while others maintain that leet consists of only symbolic word encryption. More obscure forms of leet, involving the use of symbol combinations and almost no letters or numbers, continue to be used for its original purpose of encrypted communication. It is also sometimes used as a script language.

Variants of leet have been used for censorship purposes for many years; for instance "@$$" and "$#!+" are frequently seen to make a word appear censored to the untrained eye but obvious to a person familiar with leet.

One of the hallmarks of leet is its unique approach to orthography, using substitutions of other characters, letters or otherwise, to represent a letter or letters in a word.

Some examples of leet include B1FF and n00b, a term for the stereotypical newbie; the l33t programming language;
Language Hacker L337/Leet
and now Google in Include L337/Leet language go here https://www.google.com/webhp?hl=xx-hacker

The best hacking tools collection



Here, i have collect some best hacking tools for you. That are listed below: 

Nessus
The “Nessus” Project aims to provide to the internet community a free, powerful, up-to-date and easy to use remote security scanner for Linux, BSD, Solaris, and other flavors of Unix.

Ethereal
Ethereal is a free network protocol analyzer for Unix and Windows. Ethereal has several powerful features, including a rich display filter language and the ability to view the reconstructed stream of a TCP session.



Snort
Snort is an open source network intrusion detection system, capable of performing real-time traffic analysis and packet logging on IP networks.

Netcat
Netcat has been dubbed the network swiss army knife. It is a simple Unix utility which reads and writes data across network connections, using TCP or UDP protocol

TCPdump is the most used network sniffer/analyzer for UNIX. TCPTrace analyzes the dump file format generated by TCPdump and other applications.

Hping
Hping is a command-line oriented TCP/IP packet assembler/analyzer, kind of like the “ping” program (but with a lot of extensions).

DNSiff
DNSiff is a collection of tools for network auditing and penetration testing. dsniff, filesnarf, mailsnarf, msgsnarf, urlsnarf, and webspy passively monitor a network for interesting data (passwords, e-mail, files, etc.).

GFI LANguard
GFI LANguard Network Security Scanner (N.S.S.) automatically scans your entire network, IP by IP, and plays the devil’s advocate alerting you to security vulnerabilities.

Ettercap
>Ettercap is a multipurpose sniffer/interceptor/logger for switched LAN. It supports active and passive dissection of many protocols (even ciphered ones)and includes many feature for network and host analysis.

Nikto
Nikto is an Open Source (GPL) web server scanner which performs comprehensive tests against web servers for multiple items, including over 2500 potentially dangerous files/CGIs, versions on over 375 servers, and version specific problems on over 230 servers.

John the Ripper
John the Ripper is a fast password cracker, currently available for many flavors of Unix.

OpenSSH
OpenSSH is a FREE version of the SSH protocol suite of network connectivity tools, which encrypts all traffic (including passwords) to effectively eliminate eavesdropping, connection hijacking, and other network-level attacks.

TripWire
Tripwire is a tool that can be used for data and program integrity assurance.

Kismet
Kismet is an 802.11 wireless network sniffer – this is different from a normal network sniffer (such as Ethereal or tcpdump) because it separates and identifies different wireless networks in the area.

NetFilter
NetFilter and iptables are the framework inside the Linux 2.4.x kernel which enables packet filtering, network address translation (NAT) and other packetmangling.

IP Filter
IP Filter is a software package that can be used to provide network address translation (NAT) or firewall services.

pf
OpenBSD Packet Filter

fport
fport identifys all open TCP/IP and UDP ports and maps them to the owning application.

SAINT
SAINT network vulnerability assessment scanner detects vulnerabilities in your network’s security before they can be exploited.

OpenPGP
OpenPGP is a non-proprietary protocol for encrypting email using public key cryptography. It is based on PGP as originally developed by Phil Zimmermann.

Update:  
Metasploit
Metasploit provides useful information to people who perform penetration testing, IDS signature development, and exploit research. This project was created to provide information on exploit techniques and to create a useful resource for exploit developers and security professionals. The tools and information on this site are provided for legal security research and testing purposes only.

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Facebook Announces The App Center



Facebook has announced the App Center, which they describe as a new way to find social    applications, and you will be able to access the App Center through the web and also on iOS and Android.

a new place for people to find social apps. The App Center gives developers an additional way to grow their apps and creates opportunities for more types of apps to be successful.

In the coming weeks, people will be able to access the App Center on the web and in the iOS and Android Facebook apps. All canvas, mobile and web apps that follow the guidelines can be listed. All developers should start preparing today to make sure their app is included for the launch.

You can find out more information on Facebook’s new App Center over at the Facebook Developers website.






Google Nexus 7 Tablet Review


Google Nexus 7 Tablet Review

Google has released a number of Nexus branded "hero" smartphones in the past, but the new Google Nexus 7 is the first ever tablet to bear the Google Nexus name. Built by Asus, the Nexus 7 also has the distinction of being the first device to run the Android 4.1 "Jelly Bean" operating system.
While the Nexus 7 offers nothing to consumers that can't be found elsewhere - save for Jelly Bean - it offers a number of refinements to the Android tablet experience in terms of both software and hardware. And it does it all at a sub-$200 price point that is meant to dethrone Amazon's Kindle Fire as the reigning Android tablet of choice for consumers.
With specs like a quad-core processor and a 1280 x 800 pixel display, that seems possible and likely.
Hardware
From a hardware perspective, the Google Nexus 7 by Asus is not very different from existing Android tablets, like the Samsung Galaxy Tab 2 7.0. It measures 198.5mm x 120mm x 10.45mm (7.8in x 4.7in x .4in) in size, weighs 340g (12.0oz), and features a 7-inch ~IPS display that is protected by scratch-resistant glass.
Unlike most other 7-inch tablets, though, Google's low cost flagship tablet offers users a fairly dense 1280 x 800 pixel grid to gaze upon. It's not as sharp as an Apple Retina display, but it's very crisp indeed, and it is easy to view both indoors and outdoors alike.


The unit I reviewed is the limited edition Google I/O 2012 version that features a white back cover that is dimpled like a golf ball. The normal retail version features a backplate that matches the front's dark color; it also receives a metallic band around its edge. Both versions run the same quad-core NVIDIA Tegra 3 processor and 1GB of RAM, but the I/O version is limited to 8GB of internal storage while the retail version can be had in 8 or 16GB configurations, for $199 or $249 respectively. There is no ~microSD expansion slot, so Google is expecting Nexus 7 users to make good use of its cloud-based Google Play services.



Google and Asus decided to leave out a rear-facing camera on the Nexus 7, instead opting for a lone forward-facing 1.2 megapixel camera for use in video chats. A micro-USB port on the bottom edge of the tablet is used for charging and PC cable access, and it sits next to a 3.5mm headphone jack.
The only other hardware features on the Nexus 7 are the power/standby key and the volume rocker, both of which are located on the upper right hand edge of the tablet.

The main Android back, home, and task switcher controls are provided entirely on-screen, just as they have been by default since Android 3.0 Honeycomb. It makes for a very clean design, and the texture of the rear panel makes it a comfortable design to hold. Add to that a rock solid build and you have a real winner - save for that lack of microSD expansion.
Usability
From a usability perspective, the most interesting aspect of the Google Nexus 7 and its Android 4.1 Jelly Bean operating system is that everything on this tablet works much more like an Android smartphone than other Android tablets. The notification area has been moved up to the top of the screen, the main app tray button is found on the bottom of the screen, surrounded by shortcuts that are available from every home screen. On the 7-inch Nexus 7, at least, the device operates only in portrait mode when on the home screen, whereas most previous Android tablets where expected to be used primarily in landscape mode.
All of those changes make the device much more user friendly in my opinion. The exception, of course, being the fact that the home screen is locked into portrait mode. That makes things awkward when using an app in landscape mode, since you have to physically rotate the device when you jump back to home. I see no obvious rationale for this design decision.


Otherwise, the Jelly Bean OS on the Nexus 7 feels by and large like an over-sized smartphone - think Samsung Galaxy Note on growth hormones. I was never a fan of the Honeycomb user experience, and feel that this more unified experience between tablets and smartphones is a good thing. I'm just not sure I'll still think that when I finally get around to using a 10-inch Jelly Bean tablet...
Other changes to the notification area can be found on phones and tablets alike. For example, there are no longer Honeycomb style configuration buttons for things like display brightness and Wi-Fi. All that is left is the link to the general Settings app and a screen rotation lock.
But what we gain is a new set of notification features. New style notifications can be expanded with a two-finger swipe to reveal more information, and some notifications can even include on-screen buttons for direct actions. The "call" and "message" buttons for missed calls are a perfect example.
Google Now is Google's response to Apple's Siri - of sorts. It can respond to voice queries and will, depending on the request, respond with a "card" of data and, potentially, some very well-crafted artificial speech, or with standard Google search results. The system will also try to figure you out, offering cards based on what it perceives to be your needs. For example, it will show you the time at home when it thinks you are traveling, and it will warn you of traffic issues for what it believes to be your morning and evening commutes, even going so far as to warn you when extra travel time is required to make appointments.
It's all kinda cool, but does not seem to work all that well for me, at least.


The home screen's widget system has received a bit of an overhaul. Unneeded widgets can now be tossed off of the display, obviating the need to drag them to the trash can icon. When moving widgets from home screen panel to panel, existing widgets will attempt to reorganize themselves to make room, and the widget being dropped on a new panel will reduce its own size, if possible, to make itself fit. It's a smooth process.
In fact, smooth is a good way to describe the Nexus 7 in general. Google claims to have spent a great deal of time increasing the frame rate of animations and user interactions on Android 4.1, and it shows. Everything moves more fluidly, and the Tegra 3 processor proves itself to be both cool-running and fast in the Nexus 7.

10 Skype Chat Tricks for Power Users





Skype is a fantastic tool. Here at Mashable, we value that the service helps us stay connected with friends, family and colleagues.
Because we spend a bit of time chatting on Skype, we thought we’d share some fun tips. Whether you want to know how to edit sent instant messages, change the display font or use some awesome “hidden” emoticons, we think we’ll have a trick to suit you.