social networks

Are teenagers really careless about online privacy?

As Facebook lifts its sharing restrictions on 13-to-17-year-olds, Jon Henley finds that young people know exactly what to do with their privacy settings – especially where Mum is concerned.

More than 50% of young people use in-jokes and obscure references to encode what they post.

Social Steganography: Learning to Hide in Plain Sight

As far as Carmen’s concerned, she has nothing to hide from her mother so she’s happy to have her mom as her ‘friend’ on Facebook. While Carmen welcomes her mother’s presence, she also knows her mother overreacts. Carmen will avoid posting things that have a high likelihood of mother misinterpretation. This can make communication tricky at times and Carmen must work to write in ways that are interpreted differently by different people.

What You Look Like to a Social Network

This infographic presents the categories of information that social networks can make available to other applications. You authorize these applications by, say, logging in to a Web site with your Twitter account, or by playing Farmville on Facebook. The applications, in turn, often give data about your activities back to the social network. These exchanges of information take place through what’s known as an application programming interface, or an A.P.I..

Twitter Shows The Way Forward With Do Not Track

Twitter today announced a new way of targeting advertisements for its users. This new system will display ads based on your behavior and reading habits. This is typical of the direction that major online companies are moving. But Twitter has made some praiseworthy design decisions

1. When Do Not Track is enabled, Twitter will not collect your browsing information

.2. Twitter is incorporating a setting to completely opt out of targeted ads.

Why Twitter’s ad-tracking system is actually great news for the Do Not Track camp

The company unveiled yesterday its new ad retargeting effort, which lets it display advertisements to users based on their browsing activity. As Twitter argues, it’s all about seeing better, more relevant ads (and making more money from advertisers). But while the news is a big deal for Twitter, it’s actually a bigger deal for proponents of Do Not Track. Twitter says its new system will honor DNT signals, which means users who opt out won’t see targeted ads

Web’s Reach Binds N.S.A. and Silicon Valley Leaders

When Max Kelly, the chief security officer for Facebook, left the company in 2010, he did not go to Google or Twitter. Instead the man who was responsible for protecting the personal information of Facebook’s more than one billion users from outside attacks went to work for another institution that analyzes large pools of data: the N.S.A..

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