Co-factor clearing and subgroup membership testing on pairing-friendly curves\
Youssef El Housni, Aurore Guillevic, and Thomas Piellard\
https://eprint.iacr.org/2022/352.pdf
extends fast cofactor clearing to all pairing-friendly curves including BN and BW curves that are becoming popular in zero-knowledge protocols.
See https://github.com/cfrg/draft-irtf-cfrg-bls-signature/issues/52
Paper
extends fast cofactor clearing to all pairing-friendly curves including BN and BW curves that are becoming popular in zero-knowledge protocols.