Showing posts with label iPhone. Show all posts
Showing posts with label iPhone. Show all posts

Saturday, October 9, 2010

iPad Jailbreaking News: LimeRa1n versus GreenPois0n

Definitely, the news about jailbreaking process breakthrough is not just for iPad holders, but for all kind of iPhones as well. But since, I am faithful Droid fan, I personally care about iPhones much less. So, October 10 and October 11 should be great days in the technological history of iProducts. Because the solutions to unlock the full power of these devices are coming...

What is Jailbreaking?
                       
Jailbreaking is a process that allows iPhone, iPod Touch, and iPad users to run any code on their devices, as opposed to only that code authorized by Apple. This process permits users to install homebrew applications on their devices by unlocking the operating system and allowing the user root access. Once jailbroken, iPhone users can download many extensions and themes previously unavailable through the App Store via unofficial installers such as Cydia. A jailbroken iPad, iPhone or iPod Touch is still able to use the App Store and iTunes.

Does Apple like the users’ ability to bypass their filters and use the commercial applications for free? Definitely, no. Therefore, they release once a while software updates, which cause the jailbroken devices to be returned to the original state. The severe competition between freelancing hackers and hackers employed by Apple continues.

Is that legal to Jailbreak your device?

All the law obedient citizens would be surprised, but the answer is YES. You have a freedom to unlock the Apple device, and Apple has a freedom to prevent you from doing that, but not through legal and enforcement approaches, but purely through technological solutions only.

Jailbreaking an iPod or iPhone in the United States is legal "fair use", and does not violate copyright laws defined by the Digital Millennium Copyright Act. In response to a request by the Electronic Frontier Foundation, the U.S. Copyright Office explicitly recognized an exemption to the DMCA to permit jailbreaking in order to allow iPhone owners to use their phones with applications that are not available from Apple's store, and to unlock their iPhones for use with unapproved carriers. Apple had previously filed comments opposing this exemption and indicated that they did consider jailbreaking to be a violation of copyright (and by implication prosecutable under the DMCA). Apple's request to define jailbreaking as a violation of copyright was denied as part of the 2009 DMCA rulemaking. In their ruling, the Library of Congress affirmed on July, 26, 2010 that jailbreaking is legal under U.S. copyright law.

Tim Wu, a professor at Columbia Law School, argued that jailbreaking is "legal, ethical, and just plain fun." Wu cited an explicit exemption issued by the Library of Congress in 2006 for personal unlocking, which notes that locks "are used by wireless carriers to limit the ability of subscribers to switch to other carriers, a business decision that has nothing whatsoever to do with the interests protected by copyright" and thus do not implicate the DMCA.  Wu did not claim that this exemption applies to those who help others unlock a device or "traffic" in software to do so. As of July 26, 2010, The U.S. Copyright Office has approved exemptions to the DMCA that allow iDevice users to Jailbreak their devices legally. These exemptions also allow phone users to unlock their phone in order to switch carriers. It is still possible Apple may employ technical countermeasures to prevent jailbreaking or prevent jailbroken phones from functioning, but they will not be able to sue users who jailbreak.

GreenPois0n and LimeRa1n

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All the iDevices fans were expecting the new jailbreak solution from Chronic Dev Team, and recently the release date of the Greenpois0n  has been announced as October 10, 2010. It supposed to cover all iOS 4.1 Devices for life including Apple T.V 2G (which means a solution for all iPad 3.2.2 holders as well). There are two more important points to bring in: the solution should be for life, so Apple future efforts should not harm the unlocked devices, and that the solution is untethered meaning that users do not have to plug the jailbroken device into a computer every time it needs to be restarted (as in some previous software releases.

The spice to the picture added the fresh news on the competitive solution LimeRa1n, created by Geohot, the famous guy who unlocked the iPhone and also creator of blackra1n. This new exploit supposed to jailbreak all iDevices including iPhone 3GS and iPod Touch 3G which even the SHAtter exploit and GreenPois0n cannot jailbreak.

With Limera1n and GreenPois0n around the news, one thing is sure that we will definitely get the jailbreak for iPhone 4, 3GS, iPod Touch 4G, 3G and iPad with in next 2 days. It can either GreenPois0n or Limera1n or even both. The Chronic Dev Team did note that since Geohot's LimeRa1n is a different exploit, it will effectively "burn" it. This is because Apple will be tipped to the new exploit. With rumors of a Verizon iPhone coming in early 2011, this could enable them to close the bootrom exploits, both of them, prior to that device's rumored launch.

Which jailbreak I will recommend? At the moment it is still unclear even for the people which are more experienced on the topic than I am. I would recommend not jumping to the first trials, but waiting to see what the results of both GreenPois0n and LimeRa1n are. Wait couple of days and choose jailbreak which is the easiest, fastest, and safest.

Happy Jailbreaking!

Update 1:
The plans have changed fast. Jailbreak limera1n was released today for 4.1 iDevice users with some limitations, like supported only for Windows OS, while the previously announced dev-team jailbreak, which was due out tomorrow, may be put on hold while the team works on revising their tools for the limera1n exploit rather than exposing multiple exploits that will quickly be patched.

You can download Limera1n now: http://www.limera1n.com/

Update 2
There is a confirmation that GreenPois0n jailbreak will be delayed. The latest update from Chronic Dev Team Blog:

Thanks to the irresponsible antics of geohot, we will have to delay the release of greenpois0n (new ETA = as soon as possible), so that we have time to clean up his little mess and integrate the exploit he uses in limera1n into greenpois0n. This way, we can save SHAtter for future devices that may still be vulnerable to it.

We know that this is not what some people want to hear, but due to geohot needing to feed his ego (as usual) and revealing his limera1n exploit, we do not have any other responsible options.

Saturday, March 28, 2009

Fringing you iPhone - Free VOIP Calls

What is Fring?

Fring is a VoIP client (softphone) and service that allows free VoIP calls, chat sessions, instant messaging and other services over mobile devices and handsets. What makes the difference between Fring and most of the other VoIP software is that it is designed specifically for mobile phones, handsets, and other portable devices. Fring offers all the benefits of a PC-based VoIP client, but on mobile phones.

How free is Fring?

Fring’s software and service are both completely free. Consider the cost benefits of having a softphone like Skype on your computer. You would be able to make free calls to other people on the PC, but would have to pay small amounts for calls to mobile and landline phones. Fring gives free calls not only to people using PCs, but also to those using mobile phones.

Since you can make calls from your mobile phone to other mobile phones, you save a real lot on mobile communication. However, you need to convince your buddies to install Fring on their mobile devices as well. Since calls to PSTN have to be channelled through paid services, you will require paid services like SkypeOut, Gizmo or VoIPStunt to make calls to PSTN.

Eliminating the need to call PSTN, all calls are free; and the only thing you have to pay for is the data network services like 3G, GPRS, EDGE or Wi-Fi. A person using Fring optimally is likely to save more than 95% of what she would spend on traditional mobile communication. If Fring is used with free Wi-Fi in a hotspot somewhere, then the cost is nil.

What is required to use Fring?

Let us look first at what is not required. You don’t need a computer with headsets, or complex equipment like ATAs or (wireless) IP phones.

In terms of hardware, you need a 3G or smart mobile phone or handset. Most of 3G phones and smart phones of the most common manufacturers are compatible with Fring.

You also need to already have a data service (3G, GPRS or Wi-Fi) which you normally use with your smart phone. These services normally come with multimedia, mobile TV, video chat etc.

How Fring works?

Fring is based on P2P technology and harnesses the power of data bandwidth to place and receive calls, without bearing the costs of acting as middleman between VoIP and PSTN. It uses purely data bandwidth to transmit voice.

Getting started is a breeze: download the application from http://www.fring.com/ and install it on your mobile device. Register for an account and start communicating.

Brief specifications

  • Free calls using 3G, EGDE, GPRS and Wi-Fi technologies on mobile phones.
  • Works with other voice applications, including Skype, MSN Messenger, ICQ, GoogleTalk, SIP and Twitter.
  • Free calls to PCs and mobile phones.
  • Cheap calls to PSTN using services like SkypeOut, Gizmo, VoIpStunt etc.
  • Works on most smart phones.
  • Auto-roams on Wi-Fi hotspots.
Now with iPhone

From last year, Fring began offering free downloads of a program that lets you make toll-free phone calls on an iPhone, bypassing AT&T and every other cellular carrier. In other words, it does for the iPhone what Skype does for computers.

Once you’ve installed Fring, its main screen displays your contacts and their presence status (e.g. online, offline). Not only does Fring integrate buddy lists from assorted chat platforms into one place, but it also lets you make voice calls to anyone with a phone. Fring integrates your buddy lists from various chat and communications platforms into one interface. Currently, Fring supports accounts on Skype, MSN Messenger, ICQ, Twitter, Google Talk, Yahoo Messenger, AIM, while offering SIP support for a variety of VoIP providers as well. But it periodically adds new services based largely on user feedback, so if yours preferred chat client isn’t supported today, check back tomorrow. This list shows the names of your fringsters - friends, your Skype/Google-Talk/MSN/ICQ/Yahoo/AIM contacts. From the main Buddy list you can navigate between your contacts, find their presence status and initiate a communication session with them. You may initiate a voice call, start a chat session and move between all open sessions using the ’Goto’ menu. You can also make SkypeOut/SIP calls directly from your Fring Buddy list.

Brief Video Presentation:


Fring - Free VOIP calls for iPhone


Sources and Additional Information:
http://voip.about.com/od/voipsoftware/p/FringProfile.htm
http://www.pcworld.com/businesscenter/article/156343/fring_for_iphone.html
http://apple20.blogs.fortune.cnn.com/2008/04/15/free-phone-calls-come-to-the-iphone/
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