# Are multisigs possible in MimbleWimble?

**URL:** <https://forum.grin.mw/t/are-multisigs-possible-in-mimblewimble/10165>\
**Category:** Uncategorized\
**Created:** [November 16, 2022, 6:04am UTC](https://forum.grin.mw/t/are-multisigs-possible-in-mimblewimble/10165 "2022-11-16T06:04:17Z")\
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**Author:** ![tromp](https://yyz2.discourse-cdn.com/flex036/user_avatar/forum.grin.mw/tromp/32/22_2.png) [@tromp](https://forum.grin.mw/u/tromp)\
**Post date:** [November 16, 2022, 2:24pm UTC](https://forum.grin.mw/t/are-multisigs-possible-in-mimblewimble/10165/4 "2022-11-16T14:24:01Z")

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Schnorr threshold signatures, such as FROST [1], are certainly possible, but the challenge is to extend them to rangeproof construction. I’m not aware of any research/publications on that.

[1] [FROST — Flexible Round-Optimized Schnorr Threshold Signatures | Cryptography, Security, and Privacy (CrySP) | University of Waterloo](https://crysp.uwaterloo.ca/software/frost/)

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