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Showing posts with label Hack. Show all posts
Showing posts with label Hack. Show all posts

Thursday, 15 September 2011

hacker can hack the battery module and stop the charging of your Mac

What Apple Macbook Battery Hacking is About? 
Charlie is just someone who wants his Mac to be safe from hackers. He is not out there to make Apple feel embarrassed. He wants Apple to go one step further, and make its devices foolproof. “I don’t want to be their adversary. I want to have them fix stuff — and I want them to get better“, Charlie said.If you have a software problem or if someone hacks your device, you can reboot and have your system running like a horse again. But what to do when someone can affect the hardware with the use of a software? Charlie Miller has found a way to shut down the charging system in your Mac by playing around with the software. 


 How Apple Macbook Battery Hack Works? 
There is a dedicated system for charging your laptop. There is a constant interaction between a computer and its battery module. The battery module is responsible for calculating how much more battery the computer needs, when to cut the power off. And for running that battery module, Apple has given software.

This software has passwords, so that a user does not rupture it in any way. Charlie Miller just goggled for those passwords and found them. He hacked his Mac, entered the passwords and changed the software according to what he wanted it to do. And now he can do many queer things.He can change the software in a way that the computer doesn’t know whether the battery is connected to it or not. And your Mac won’t get charged, and you will just keep checking the battery wire connectivity to your Mac. And will keep checking if the battery is plugged in properly to the electric socket. 


Implications: If someone is heartless enough, he can force your Mac to blow. And it’s not in theory. If someone changes the battery software in such a way that the computer keeps getting charged, then it can blow up, leaving you with burns.
 

Solution: 
The solution is that Apple should change the default passwords which are keyed in when the Mac is manufactured. Charlie presented his hacking technique at the Black Hat security conference. And he thinks that changing the passwords will stop this kind of Mac hacking. So, if next time you are going out to buy a Mac, then do open your wallet with a pinch of concern.







Monday, 29 August 2011

Kindle 3G – Features and Hacks

Many people believe that the Kindle is a simple e-reader which retrieves its books from Amazon.com. However many people are not aware of the unique features that this simple device offers.On top of just being able to download books and magazines, this device can actually browse the internet. No it can’t handle video’s or any extensive web elements, but simple websites with mostly text on them are easily pulled up. Googling is a snap as you browse about on FREE 3G internet, and other sites work great as well.Want to find out when the next movie is playing, or search for a great restaurant? Check on your Kindle! Many people underestimate the 3G capabilities of the Kindle and would be pleasantly surprised to see that it can do most of the functions that smart phones can without having to pay the monthly bills associated with them.

What Kindle Should I purchase?
You will see that there is a slight price gap between the Kindle 3G with ‘special offers’ and one without. These special offers are actually ads that appear when your Kindle is not powered on, and for some people they can be quite annoying. If you want to save money, then purchasing the Kindle 3G with special offers is the way to go especially since there is a hack that can remove those pesky ads (as seen below). If you don’t want to deal with jail breaking your Kindle, then purchase the one without ads and save yourself the headache.

What else can my Kindle do?
If free 3G internet access and unlimited e-books/magazines wasn’t enough, then you can satisfy your greedy appetites by indulging in the Kindle’s other features. For one, this e-reader has an incredibly long battery. It’s advertised to have a battery life of two months, but really the battery lasts for only a few weeks with continuous use, which is still a significant amount of time for any wireless device.Another unique feature is that you can store/play music files.