XKeyscore program indexes everyday internet activities, Snowden documents show

Gigaom

The Guardian has published a detailed look at XKeyscore, one of the key systems used by the NSA and its intelligence partners to suck in and search through people’s internet activities.

XKeyscore has previously been outlined in Brazil’s O Globo (in an article co-authored by Glenn Greenwald, who also wrote today’s Guardian piece) and Germany’s Der Spiegel, but the new article comes with a full look at a 2008 XKeyscore presentation leaked by Edward Snowden.

“Rolling buffer”

XKeyscore appears to take in a vast amount of data on a pretty indiscriminate basis and store it in a “rolling buffer” of around 3 days, unfiltered — this means intelligence analysts can query XKeyscore for full content retrospectively, to a certain extent. Metadata, which helps narrow down searches (we’re talking about a lot of data here) gets stored for 30 days, or at least it was back in 2008.

These…

View original post 340 more words

Advertisements

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out / Change )

Twitter picture

You are commenting using your Twitter account. Log Out / Change )

Facebook photo

You are commenting using your Facebook account. Log Out / Change )

Google+ photo

You are commenting using your Google+ account. Log Out / Change )

Connecting to %s