The 3G encryption algorithms UEA1 and UEA2 use the KASUMI block cipher and the SNOW 3G stream cipher , which are slightly modified versions of the MIST block cipher and SNOW 2.0 stream cipher respectively.
The 3G encryption algorithms UEA1 and UEA2 use the KASUMI block cipher and the SNOW 3G stream cipher , which are slightly modified versions of the MIST block cipher and SNOW 2.0 stream cipher respectively.