These tools allows you to analize gsm security, crack and decript raw GSM bursts.

It consists of several additional tools i wrote for analyzing GSM:

• gsmcrack.py: allows you to crack raw gsm data using predictions. Has also several automatic tools for deciphering gsm data from phones from which we can't get KC directly.
• decocde_burst: allows you to decode raw bursts using key or not.
• encode_burst: allows you to encode raw frame data and get raw bursts.