Here they are using `Biscuit de pile` for `Stack Cookies`: https://www.cert.ssi.gouv.fr/actualite/CERTFR-2015-ACT-047/
It may be the other way around, eg: someone inside ANSSI choosed to use `Biscuit de pile` to make people react:
- https://twitter.com/newsoft/status/671213007301648384
- https://twitter.com/x0rz/status/738272442771202048