Premining (premine) is the mining of part of the coins by a cryptocurrency's creators before its public launch. It can be used transparently to fund the project or serve as a tool for abuse and manipulation.

A private key (private key) is a secret string that gives control over a cryptocurrency wallet and allows transactions to be signed. Its loss or disclosure means the loss of access to funds.

A "lohovod" is a person who lures newcomers into dubious or hyped projects while concealing risks they are aware of. The goal of such a person is to attract other people's money for their own benefit.

A money hold is a temporary restriction on money operations on an exchange: a delay in depositing, withdrawing or using funds. It is usually imposed under the venue's rules or as part of checks.

Multisignature is a technology in which carrying out a transaction requires not one but several signatures with different private keys. It noticeably increases the security of storing crypto assets.