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This video covers some of the thefts , hacks from cryptocurrency exchanges of all times
1: Mt Gox ,
From JAPAN ,
The largest cryptocurrency exchange of its time
Lost _$450million
First Hack ::
June 2011 , 2609 Bitcoin hacked
Second hack ::
Feb 2014 , 850,000 BTCs (around $350 million) went missing from the exchange
Mt.Gox filed for bankruptcy and Investors lost their funds and no refunds were made to them
2: Bitfloor,
The cryptocurrency exchange in USA
Lost 24000 BTC to hackers in Sept 2012,
The exchange’s hot wallet data was mistakenly held on the company’s servers which led to the hack.
No bitcoins were returned to customers after the hack and customers never saw their funds again.
3: Picostocks,
A niche bitcoin firm engaged in Bitcoin stock market ,
6000 BTC were hacked
November 2013,
4: Poloniex
A cryptocurrency exchange from USA
Lost 12.3% of its BTC in March 2014
CEO made a decision – all balances were evened out to lose these 12.3%.
5: Mt Gox
Feb 2014, 750,000 BITCOIN were stolen . The company filed bankruptcy
6: BITSTAMP
One of the big exchanges of its times, the solvenian exchange was started as an alternative to Mt Gox
But 19000 BTC were stolen
Jan 2015
Bitstamp still continues to operate
7: BITFINEX
One of the big exchanges of present times , also known as the creator of USDT Tether. Inspite of having multisignature technology ,
it lost 1,20,000 BTC
Aug 2016
To compensate the loss of the customers, Bitfinex issued BFX tokens for victims that were redeemable in USD
8: Nicehash
Though not an exchange but rather a cloud mining service
Lost 4000 BTC
In 2017
———-2018 —-
9: Coincheck
One of the largest exchanges of JAPAN
Lost 534 million dollars worth of NEM coin
Jan 2018
10 Bitgrail
Though not a big exchange but the largest in terms of Raiblock or Nano coins trade.
In feb 2018 , lost 17million Nano or Raiblocks amount 195 million dollars.
Bit grail though has promised to refund some amount of the lost RAIBLOCKS via their respective currency, but is yet to resume the operations
11: Coinsecure
The Indian exchange
Lost 438 Bitcoins
In April 2018
The matter is under investigation and exchange has been halted owing to various investigation procedures.
source
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