A practical guide

A 51% attack is a label for a situation where an actor controls a majority of the relevant consensus power in some proof-of-work networks. That position may allow the actor to reorganize recent blocks or censor some transactions, depending on the protocol and circumstances.It is not the same as instantly changing every copy of a {blockchain|blockchain}.blockchain

What to know

The practical risks depend on network size, confirmation rules, the attacker’s resources, and how exchanges or applications respond. A majority attack does not necessarily let someone create valid signatures for another user or spend coins without the required keys.Learn how {nodes verify records|nodes} and how consensus designs differ.nodes verify records

Using this information

This is a network-level concept, not a reason to assume a specific game is vulnerable. Use UIGame’s official pages for product information and the {security guide|security} for account safety.security guide