sari world mein close ho jaye ge..
On 9/27/11, bc110200682@vu.edu.pk <bc110200682@vu.edu.pk> wrote:
>
> The Issue: Facebook's Social Apps are Always Watching
> For quite some time now, Facebook's user tracking hasn't been limited to
> your time on the site: any third-party web site or service that's connected
> to Facebook or that uses a Like button is sending over your information,
> without your explicit permission. However, Winer noticed something mostly
> overlooked in last week's Facebook changes: Facebook's new Open
> Graph-enabled social web apps all send information to Facebook and can post
> to your profile or share with your friends whether you want them to or not.
>
> Essentially, by using these apps, just reading an article, listening to a
> song, or watching a video, you're sending information to Facebook which can
> then be automatically shared with your friends or added to your profile, and
> Facebook doesn't ask for your permission to do it. Winer's solution is to
> simply log out of Facebook when you're not using it, and avoid clicking Like
> buttons and tying other services on the web to your Facebook account if you
> can help it, and he urges Facebook to make its cookies expire, which they
> currently do not.
>
>
>
> Digging Deeper: Logging Out Isn't Enough
> Nik Cubrilovic looked over Winer's piece, and discovered that logging out of
> Facebook, as Winer suggests, may deauthorize your browser from Facebook and
> its web applications, but it doesn't stop Facebook's cookies from sending
> information to Facebook about where you are and what you're doing there.
>
> Writing at AppSpot, he discovered that Facebook's tracking cookies-which
> never expire, are only altered instead of deleted when a user logs out. This
> means that the tracking cookies still have your account number embedded in
> them and still know which user you are after you've logged out.
>
> That also means that when you visit another site with Facebook-enabled
> social applications, from Like buttons to Open Graph apps, even though
> you're a logged out user, Facebook still knows you're there, and by "you,"
> we mean specifically your account, not an anonymous Facebook user.
> Cubrilovic notes that the only way to really stop Facebook from knowing
> every site you visit and social application you use is to log out and
> summarily delete all Facebook cookies from your system.
>
>
>
> Why You Should Care
> If you're the type of person who doesn't really use Facebook for anything
> you wouldn't normally consider public anyway, you should take note:
> everything you do on the web is fair game. If what Cubrilovic and Winer are
> saying is true, Facebook considers visiting a web site or service that's
> connected to Facebook the same thing as broadcasting it to your friends at
> worst, and permission for them to know you're there at best.
>
> Facebook says that this has nothing to do with tracking movements, and that
> they have no desire to collect information about where you are on the web
> and what you're doing. They want to make sure that you can seamlessly log in
> at any time to Facebook and to sites and services that connect with it and
> share what you're doing.
>
> In fact, a number of Facebook engineers have posted comments to Winer's
> original post and Cubrilovic's analysis pointing this out. There's also some
> excellent discussion in this comment thread at Hacker News about the issue
> as well. Essentially, they say this is a feature, not a problem, so if you
> have an issue with it, it's up to you to do something about it.
>
> What Can I Do About It?
> Whether or not Facebook is tracking your browsing even when you're logged
> out, if you don't want third-party sites to send data to Facebook, you have
> some options. You could scrub your system clean of all Facebook.com cookies
> every time you use Facebook, but a number of developers have already stepped
> up with browser extensions to block Facebook services on third-party sites.
> Here are a few:
>
> Facebook Privacy List for Adblock Plus is perfect for those of you who
> already have AdBlock Plus installed (get ABP for Chromeor Firefox). Just
> download the subscription and add it to AdBlock Plus to specifically block
> Facebook plugins and scripts all over the web—including the Like
> button-whenever you're not visiting Facebook directly.
> Facebook Disconnect for Chrome keeps Facebook from dropping those tracking
> cookies on your system in the first place, and disables them when you're
> finished using Facebook-enabled services. It's essentially an on/off switch
> for third-party access to Facebook servers, meaning you'll still be able to
> log in to Facebook and use the site normally, but when you're visiting
> another site or using another application, that site or service won't be
> able to use your information to communicate with Facebook.
> Disconnect for Chrome and Firefox is a new plugin from the developer behind
> Facebook Disconnect, but it doesn't stop with Facebook. Disconnect takes
> protection to a another level and blocks tracking cookies from Facebook,
> Google, Twitter, Digg, and Yahoo, and prevents all of those services from
> obtaining your browsing or search history from third party sites that you
> may visit. The app doesn't stop any of those services from working when
> you're visiting the specific sites, for you can still search at Google and
> use Google+, but Google's +1 button likely won't work on third party sites,
> for example. The extension also lets you see how many requests are blocked,
> in real time as they come in, and unblock select services if, for example,
> you really want to Like or +1 an article you read, or share it with friends.
> Ultimately, the goal of all of these tools is to give you control over what
> you share with Facebook or any other social service, and what you post to
> your profile, as opposed to taking a backseat and allowing the service
> you're using to govern it for you. What's really at issue is exactly how
> deep Facebook has its fingers into your data, and how difficult they-and
> other social services-make it to opt out or control what's sent or
> transmitted. That's where extensions like these come in.
>
> However you feel about it, Facebook likely won't change it in the near
> future. If you're concerned, you should to take steps to protect your
> privacy. As a number of commenters at Hacker News point out, it's not that
> there's anything inherently "good" or "evil" about what Facebook is
> doing-that would be oversimplifying an already complex topic. It's really an
> opt-in/opt-out issue.
>
> What do you think of the assertions? Do you think Facebook has a vested
> interest in knowing as much about you and your browsing habits as possible,
> or is this much ado about nothing? Share your thoughts in the comments.
>
>
> Sent from my iPhone
>
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