[Cryptocurrency News] How did the exchanges that had lost contact for so many years disappear?

📢 Max Bet Exchange (Mt. Gox) was one of the pioneers in the Bitcoin world, however, security breaches and management issues eventually led to its closure in 2014.

The hacking incident caused a large number of Bitcoins to disappear, raising concerns about the security of exchanges.#cryptocurrency#exchangesecurity

The Japanese Bitcoin exchange (Coincheck) suffered the largest hacker attack in history in 2018, resulting in the theft of more than $500 million in cryptocurrency NEM. Cryptocurrency security issues need to be taken seriously.#cryptocurrency#hacking

Canada's QuadrigaCX exchange eventually declared bankruptcy after it failed to properly handle funds and private keys after the death of its founder, leaving $140 million in cryptocurrency inaccessible. The importance of cryptocurrency storage and estate planning is highlighted.#cryptocurrency#estateplanning

The world-renowned cryptocurrency exchange Bitfinex suffered a hacker attack in 2016, and about 120,000 bitcoins were stolen. Recover losses through socialized loss sharing. Exchange security risks require attention.#cryptocurrency#hacking

Max Beit Exchange (Mt. Gox) operating time: 2009 to 2014.

Coincheck exchange operation time: 2018.

QuadrigaCX exchange operating hours: The specific time frame is not mentioned.

Bitfinex exchange operating hours: The specific time frame was not mentioned.

Welcome to add, what other missing cex?#FtxJpex#Hoo#token2049