Hacker plants back door in Symbian firmware

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Indian hacker Atul Alex has had a look at the firmware for Symbian S60 smartphones and come up with a back door for it. By modifying version 5 of the original software – which runs on such devices as the Nokia 5800, Nokia X6, Nokia 5530XM, Sony Ericsson Satio and Sony Ericsson Vivaz – he has integrated a back door as a reverse shell, including support for Perl scripts. All of the smartphone’s functions can be remotely controlled, including the camera. Alex wrote the back door itself in Python. He plans to make the firmware available for free soon for downloading. Continue reading

How to Speed Up Your Old or Sluggish Android Device

How to Speed Up Your Old or Sluggish Android Device

Whether you’re resisting the temptation to upgrade to newer, faster hardware, or a year’s worth of use has made your Android phone feel slow and laggy, here are some ways to make your older phone run a bit smoother.

This guide provides a number of tips you can use to speed up your phone, and while not every tip will apply to you or your phone, you should find at least a few tips in here that will. Whether you’ve rooted your phone, overclocked, flashed a new ROM, or none of the above, you’ll be able to take advantage of a number of the tweaks below to get your phone from sluggish and glitchy to quick and smooth. Continue reading

Linux tools support iOS 4.2.1

The new version 1.0.4 of libimobiledevice, a library for communicating with Apple’s mobile devices, now supports the recently released iOS 4.2.1 for Apple’s iPhone, iPod touch and iPad portables. Older versions of the library, including those contained in current distributions, fail to establish a functional SSL connection with the Apple devices running the latest version of iOS. Continue reading

New iOS prevents users from unlocking their iPhones

In its latest iOS version 4.2.1Apple has introduced a new mechanism to further complicate the removal of the SIM lock, also known as a network or subsidy lock. The operating system will check which baseband version (in simple terms, “modem firmware”) is installed on the iOS device and refuse to start if an unauthorised version is found. With the earlier versions of iOS theTinyUmbrella tool can be used to persuade locked devices to co-operate; this tool won’t work in iOS 4.2.1. Continue reading

Android Data Stealing Vulnerability

While doing an application security assessment one evening I found a general vulnerability in Android which allows a malicious website to get the contents of any file stored on the SD card. It would also be possible to retrieve a limited range of other data and files stored on the phone using this vulnerability.

The vulnerability is present because of a combination of factors. I’ve been asked nicely to remove some details from the following section, and as my intention is to inform people about the risk, not about how to exploit users, I’ve agreed: Continue reading

Edit Google Documents on Android and iOS

It’s now possible to, not only view filed documents on the Google Docs online application using an Android or an Apple iOS device, but users can now also edit them as well. Editing capabilities were previously restricted to desktop systems, such as Windows, Mac OS X or Linux-based PCs. Continue reading

Google Voice for iPhone

Earlier this year we launched a Google Voice HTML5 web app for iPhone users. Today we’re taking the Google Voice experience on the iPhone to a whole new level with the launch of the official Google Voice for iPhone app.

With this native app, you’ll continue to have access to all the major Google Voice features on your iPhone, like:

  • Cheap rates for international calls
  • Free text messaging to U.S. numbers
  • Voicemail transcription
  • Display your Google Voice number as caller ID when making calls Continue reading