Getting your player ready...
FRANKFURT — A German security expert has raised the ire of the cellphone industry after he and a group of researchers posted online a how-to guide for cracking the encryption that keeps the calls of GSM-standard cellphone users secret.
GSM, the leading cellphone technology around the world, is used by several wireless carriers in the U.S., with the largest being AT&T Inc. and T-Mobile USA. Verizon Wireless and Sprint Nextel Corp. use a different standard.
The Associated Press
