Shardeum Revives ‘Proof of Keys’ Movement With Self-Custody Airdrop Program
Shardeum, an autoscaling EVM-based Layer 1 blockchain, has launched “Proof of Keys Airdrop Program” to reignite self-custody awareness among crypto users. What is Proof of Keys and why it matters? The campaign resurrects a key principle from the 2019 movement initiated by Bitcoin advocate Trace Mayer: true ownership through control of private keys. Proof of…