GSM was designed with a moderate level of service security.

GSM is used by over 2 billion people across more than 212 countries and territories.

GSM, unfortunately, is not so lucky with their use of the same technology.

GSM coverage was for a long time limited to the capital area.

GSM has 80 percent of the cellphone market spread through 200 countries.

GSM is for carries that only care about making things cheap, not better.

GSM is a standard for mobile phones in the world.

GSM 03.40 is the original name of the standard.

Commercial service using the GSM system did not actually start until 1991.

If this phone was GSM based like the rest of the world except.

GSM systems use encryption to make phone calls more secure.

GSM services that the subscriber has requested or been given.

And much new wireless technology is based on the GSM system.

The place to start is with a GSM phone.

GSM is the world's most dominant mobile phone standard.

GSM covers virtually all parts of the world so international roaming is not a problem.

One of the first was the GSM 03.48 series.

Phone is unlocked for use on any GSM network worldwide.

GSM, is that what you're trying to say?

It turns out that 80 percent of cellular traffic is over GSM.

So what GSM uses is three of these shift registers.

We did an episode, of course, last week on GSM cracking.

It was given as an example in the original GSM spec.

The GSM network has been in use since 1996.

All GSM devices produced since the year 2000 are usable.