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Cryptojacking is the act of exploiting a computer to mine cryptocurrencies, often through websites, [1] [2] [3] against the user's will or while the user is unaware. [4] One notable piece of software used for cryptojacking was Coinhive, which was used in over two-thirds of cryptojacks before its March 2019 shutdown. [5]
Hack [ edit ] On 18 July 2024, $234.9 million worth of crypto assets have been taken out of the exchange and sent to a new address by North Korean hackers belonging to Lazarus Group .
In June 2018, South Korean exchange Coinrail was hacked, losing over $37M worth of crypto. [19] The hack worsened an already ongoing cryptocurrency selloff by an additional $42 billion. [20] On July 9, 2018, the exchange Bancor, whose code and fundraising had been subjects of controversy, had $23.5 million in cryptocurrency stolen. [21] [22]
The ransomware threat. The website, cryptosec.com, tracks a timeline of DeFi exploits over the past two years.By that documentation, DeFi protocols suffered close to 60 exploits in 2021, an ...
The Poly Network exploit was an attack conducted by anonymous hackers on August 10, 2021. The attack transferred over $610 million in digital cryptocurrency to the hackers. . All assets were returned to Poly Network over the following 15 da
Mt. Gox was a bitcoin exchange based in Shibuya, Tokyo, Japan. [1] Launched in 2010, it was handling over 70% of all bitcoin transactions worldwide by early 2014, when it abruptly ceased operations amid revelations of its involvement in the loss/theft of hundreds of thousands of bitcoin, then worth hundreds of millions in US dollars.
In cryptography, a brute-force attack consists of an attacker submitting many passwords or passphrases with the hope of eventually guessing correctly. The attacker systematically checks all possible passwords and passphrases until the correct one is found.
The DAO was a digital decentralized autonomous organization [5] and a form of investor-directed venture capital fund. [6] After launching in April 2016 via a token sale, it became one of the largest crowdfunding campaigns in history, [6] but it ceased activity after much of its funds - in the form of US$ exchanged for "Ether-crypto coins" - were taken in a hack in June 2016.