To trade cryptocurrencies, a person has a crypto wallet (digital wallet) that contains both public and private keys. It requires a private key to gain access to it, and the chances of retrieving it are slim to none. Individuals' cryptoassets will evaporate into a huge crypto-void. A blockchain-based technology poses a minimal risk of hacking, so each individual is totally responsible for the loss of their digital cash.

Once a private key is lost, it cannot be recovered. A person's digital currency vanishes into the Crypto-void once it is lost. If and until an individual's abandoned e-wallet is hacked, which is highly unlikely given the nature of blockchain technology, it will remain accessible elsewhere. A lost credit card or debit card can still be tracked back to the issuing bank and replaced with sufficient identification, but bitcoin requires more vigilance.

Misplacing a person’s wallet, especially with intent or negligence, can lead to legal consequences depending on the situation and local laws. While simply losing someone else's property by accident isn't always a criminal act, deliberately hiding, keeping, or failing to report a found wallet can be considered theft or misappropriation of lost property. In many jurisdictions, the law requires individuals who find lost items to turn them in to the police or make a reasonable effort to locate the owner. Keeping the contents, such as cash, ID, or credit cards, without permission may result in criminal charges. Ethical responsibility also plays a role, as returning a lost wallet reflects integrity and respect for others' property, helping build trust in society.