Yall need to get to work on protocol proposals soon.
I dont have a complete solution yet, but its time to seriously consider Taproot upgrades, a new SegWit branch, and double or triple signature signing.
Focus on the lowest common denominator right now. signatures.
Something like ECDSA + SPHINCS+ + Merkle Tree could be a start but its still just a patch.
Nothing will be secure soon.
nTimelock can buy time temporarily, but this barely scratches the surface.
People are already researching curve collapse functions and log resolution methods.
If youre stuck in infosec field practices and principles its time to get creative and step out of your comfort zone.
Deterministic functions are not truly one way they only feel that way because of current computational limits. Thats temporary.
My 2 Sats FWIW