gsm - News, Features, and Slideshows

Features

• GSM encryption cracked, showing its age

  The unveiling of a GSM (Global System for Mobile Communications) encryption codebook compiled by a German security researcher and his team of collaborators lowers the bar significantly for the amount of money and technical expertise required to listen in on a GSM-based mobile phone call. More importantly, it illustrates just how old the current GSM encryption is and demonstrates why it's time for an upgrade.

• Should users worry about new cellular hack?

  How concerned should business users be about wireless security now that another group claims to have cracked the security scheme used by 80 percent of the world's cellular telephones?

• Cell-phone service surprises & portion sizes

  For the past 10 years I've expected three constants when visiting the U.S.: friendly people, large portions of food and bad cell-phone coverage.