case study : firesheep

October

$2010$

: Eric Butler released Firesheep extension to

Firefox browser

$$

$$Firesheep made it possible for ordinary computer users to

easily sidejack Web sessions

$$

$$More than

$500$

$,$

$000$

$$downloads in first week

$$

$$Attracted great deal of media attention

$$

Early

$2011$

: Facebook and Twitter announced options to

use their sites securely

what is act utilitarian analysis for this case???????