Sort:  

Not true. Cryptography can help here, with zero-knowledge proofs.

So that only the owner of the private key can link the posting alias with the wallet public key. Nothing fancy, just plain Chaumian blind signatures would do it.

Coin Marketplace

STEEM 0.18
TRX 0.16
JST 0.029
BTC 76732.17
ETH 3115.22
USDT 1.00
SBD 2.62