olemus
jadašifrite pere GSM- ja EDGE-side krüpteerimiseks (ETSI ja 3GPP väljatööted)
= a familiy of stream ciphers for communucations encryption, developed by ETSI and 3GPP

ülevaateid
A5/1 - 1987, murti 1999
https://en.wikipedia.org/wiki/A5/1
A5/2 - 1989, nõrk, murti 1999, kõrvaldati 2006
https://en.wikipedia.org/wiki/A5/2
A5/3 http://www.3gpp.org/ftp/tsg_sa/wg3_security/tsgs3_13_yokohama/docs/pdf/s3-000362.pdf
A5/4 http://www.wacong.org/wac2006/allpapers/ifmip/ifmip_196.pdf

vt ka
- KASUMI