Saturday, April 30, 2011

Apple's Press Release on iPhone Imbroglio !


According to WSJ ,Apple Inc. is scaling back how much information its iPhones store about where they have been and said it will stop collecting such data when consumers request it, as the company tries to quell concerns it was tracking iPhone owners.Here is a press release of Apple Inc  27th April 2011


Apple Q&A on Location Data:

Apple would like to respond to the questions we have recently received about the gathering and use of location information by our devices.

1. Why is Apple tracking the location of my iPhone?
Apple is not tracking the location of your iPhone. Apple has never done so and has no plans to ever do so.

2. Then why is everyone so concerned about this?
Providing mobile users with fast and accurate location information while preserving their security and privacy has raised some very complex technical issues which are hard to communicate in a soundbite. Users are confused, partly because the creators of this new technology (including Apple) have not provided enough education about these issues to date.


Click here to read complete press release. For Data Security and Data Storage Solutions log on to our website www.digitalwaves.in

Friday, April 22, 2011

Wireless Networks for Households!


Once confined to businesses and to the homes of hard-core geeks, networks have become increasingly common. And PCs aren't the only things in households and small offices that require a hookup: These days, printers, Voice-over-IP phones, game consoles, media centers, and other devices need an Internet link. Why not have those all shared a single broadband connection?

A network lets you connect multiple PCs and other devices together so that they can share resources such as printers, files, or an Internet connection. There are three major types of home networks: Ethernet networks that make connections over special (Category 5) wiring; power-line networks that use existing electric wiring and outlets; and wireless (Wi-Fi) networks based on components that send data over the airwaves using radio frequencies.

A wireless home network offers more convenience than a wired one--there's no need to install cables, and notebook users can roam untethered. But wired networks are generally more secure and reliable (especially for multimedia streaming), and those that use existing electrical wiring eliminate the expense and hassle of installing new cables. Depending on your requirements for the location and mobility of networked devices, you might consider combining elements of wired and wireless networks; it's relatively easy if you plan ahead.


Saturday, April 16, 2011

Skype data from its Android app may be vulnerable !


Skype said on Friday that data from its Android app may be vulnerable — if a user unwittingly installed a malicious third-party app to his or her device. Last month, Google removed 21 apps from the Android Market after the blog Android Police alerted the company that the apps contained malware and were being used to collect user data. After removing the apps from the store, Google also invoked a kill switch to remove them from the phones of users who had the misfortune of downloading the junk.

Skype says it only recently became aware that personal information from its users — including items like cached profile information and instant messages — could have been accessed from these malicious apps.Android Police uncovered the vulnerability earlier this week.

To be clear, this only impacts Skype for Android users who installed malware from the Android Market or from various third-party app stores. Even then, it isn’t certain that this information was accessed. Still, any users who downloaded those apps should change their password, and check their Skype instant messages for sensitive information that could be used to access other accounts.

Skype says it is working to protect users from this vulnerability in the future. It will secure file permissions in Skype for Android so that data isn’t accessible from apps that gain root access.
The fallout from this revelation will likely be minor, but it’s a good reminder that mobile applications aren’t as secure as we might think. Companies big and small should adopt best practices in sandboxing and encrypting user data so that information is protected from unauthorized access.

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Sunday, April 10, 2011

Logitech Zaggmate Keyboard Case for iPad 2


If you’re looking for an iPad 2 case, might as well get one that has a keyboard nestled inside. This Logitech Zaggmate Keyboard Case for iPad 2 protects your iPad while offering you a stand and keyboard at the same time.

Shipping on April 19, this aluminum case stands up your iPad 2 in either portrait or landscape modes, and its keyboard, rechargeable via USB, pairs up with your iPad via Bluetooth. The best news is, the case and keyboard are a mere .54 inches thin, and that’s not going to add much thickness to your sleek tablet. By the way, if you have an original iPad, Zagg makes a similar case for that, too, with or without the keyboard.

Logitech is offering this case with the cooperation of Zagg, also known for its “invisible shield” screen protectors for various devices. According to The Wall Street Journal, this mashup of Logitech and Zagg is the result of agreement the two companies made recently, where Logitech will be marketing, manufacturing and distributing the case, while Zagg retains the right to sell it on its website.

At its retail price of $100, there are certainly lots of cheaper stands — and even aluminum cases such as the gorgeous Joby Ori — available for the iPad 2. But this is the only one we’ve seen that gives you all three functions — stand, keyboard and case — in one attractive package.

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Monday, April 4, 2011

Computer Networking for Dummies


In the world of computers, networking is the practice of linking two or more computing devices together for the purpose of sharing data. Networks are built with a mix of computer hardware and computer software.

Type of Networks:

Networks can be categorized in several different ways. One approach defines the type of network according to the geographic area it spans:
1.        Local area networks (LANs)
2.       Wide area networks (WANs): The Internet is the world's largest public WAN.

Computer networks also differ in their design. The two types of high-level network design are called client-server and peer-to-peer. Client-server networks feature centralized server computers that store email, Web pages, files and or applications. On a peer-to-peer network, conversely, all computers tend to support the same functions. Client-server networks are much more common in business and peer-to-peer networks much more common in homes.

Networks with Ethernet cables predominated in businesses, schools, and homes for several decades. Recently, however, wireless networking alternatives have emerged as the premier technology for building new computer networks.

Saturday, April 2, 2011

What is Information Security?


It is very difficult to define security, and there are many reasons why. Information systems are very complex; they have structural and dynamic aspects. Generally speaking, information systems are structured as information repositories and interfaces, connected by channels (physical and logical). Interfaces connect information systems between them, allow interaction with users, and facilitate input/output of information.

Repositories hold information temporarily or permanently. Information systems are dynamic, producing results and exchanging messages through channels. Information systems process data, but data is not information. The same information can be rendered as binary data using different formats and rates of data to information. The importance of a single bit of data depends on how much information it represents.Security is not a presence, but an absence. When there haven’t been any incidents, we could say that we have been safe.

Security depends on the context. An unprotected computer wasn’t as safe connected directly to the Internet in 1990 as it would be when connected to a company’s network in 2005, or totally isolated. We can be safe when there are no threats, even if we don’t protect ourselves. So security depends on the context.Security costs money. We must consider the cost of protection, as there is a clear limit on how much we spend protecting an information system, which depends both on how much the system is worth to us and the available budget. Finally, security depends on our expectations. The higher the expectations, the more difficult they will be to meet. A writer who stores everything he wrote in his life in a computer and someone who just bought a computer will have totally different expectations. The writer’s expectations will be more difficult to meet, as he might expect his hard drive to last forever, so a crash can mean catastrophe, while the recently bought computer’s hard drive might be replaced with little hassle.

A good security definition should assist in the processes related to protecting an information system, for example:

1. Find what threats are relevant to me.
2. Weigh the threats and measure the risk.
3. Select security measures we can afford that reduce the risk to an acceptable level at the lowest cost.

Unfortunately, current definitions are not up to this task, and worse still, they are not helpful for advancing information security knowledge. Ideally,a security definition should comply with the scientific method, as it is the  best tool for the advancement of empiric knowledge. Scientific theories are considered successful if they:

·          Survive every falsification experiment tried.
·          Explain an ample spectrum of phenomena becoming widely usable.
·          Facilitate the advance of knowledge.
·          Have predictive power
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