On August 1st Bitcoin was split into Bitcoin (BTC) and the clone coin Bitcoin Cash (BCH). The means of this split was both a source code “hard fork,” creating an incompatible and independent cryptocurrency, in conjunction with a clone of the entire blockchain. Everyone who had bitcoins (BTC) before the fork has the same number of coins in bitcoin cash (BCH). In an article for the ITSP magazine, I explained the security and risks related to this split by discussing the motives, technical differences, and the consequences to the ecosystem.
Read the full article: Bitcoin’s Fork And Its Security Implications (two-part article)