A whale withdrew roughly 202,000 ZEC from Zcash's Orchard shielded pool as a critical counterfeiting bug disclosure sent ZEC prices tumbling over 50%.

Shielded Labs says Ironwood may show whether excess ZEC ever tries to leave Orchard, while ZEC partially recovered from last week’s sell-off.

If you’re a user—owner?—of this cryptocurrency, this is important: On May 29, the security researcher Taylor Hornby found a critical vulnerability in Zcash Orchard privacy pool…