Replay Protection Definition

An implemented replay protection means that an update disables same transaction from being displayed on each blockchain. Without replay protection replay attacks are possible during the first blocks post-fork, since both chains will have…

Fork Definition

A cryptocurrency fork is an event when the blockchain of the cryptocurrency is split into two versions that differ technically. Both blockchain versions share the same history up until the fork block, and, depending on the fork, the…

Private Key Definition

Bitcoin private address/key (or any other crypto's private key) is a 256-byte long alphanumerickey that enables you to spend your own bitcoin. Private keys always start with "5" and look like this:…

Replay Attack Definition

When a cryptocurrency blockchain splits into two blockchains after a fork that has no replay protection, a replay attack becomes possible. The private keys for both new coins are the same, which means any transaction that happens on one…