here a very good source of informations :
Many many thanks to Peter Sjöström from Ico-check
https://github.com/ico-check/ico-check/issues/38PS :
Last update about Giza scam : 3 mars 2018
For 2 days now, from the telegram Giza official, :
- Giza logo has been removed,
- Group name Giza removed (new name is NAME)
- AND all admins vanished.
- Wallet being drained off