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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 Forums (often shortened to 'HF') is an Internet forum dedicated to discussions related to hacker culture and computer security. [ 1 ] [ 2 ] The website ranks as the number one website in the " Hacking " category in terms of web-traffic by the analysis company Alexa Internet . [ 3 ]
In June 2018, South Korean exchange Coinrail was hacked, losing over $37 million in crypto. [202] The hack worsened a cryptocurrency selloff by an additional $42 billion. [203] On 9 July 2018, the exchange Bancor, whose code and fundraising had been subjects of controversy, had $23.5 million in crypto stolen. [204]
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.
The Bitfinex cryptocurrency exchange was hacked in August 2016. [1] 119,756 bitcoins, worth about US$72 million at the time, were stolen.[1]In February 2022, the US government recovered and seized a portion of the stolen bitcoin, then worth US$3.6 billion, [2] by decrypting a file owned by Ilya Lichtenstein (born 1989) that contained addresses and private keys associated with the stolen funds. [3]
Coinbase Global, Inc. is an American technology company. [4] Founded in 2012 by Brian Armstrong, [1] it operates the largest U.S. based cryptocurrency exchange. [5] As of 2024, Coinbase has 108 million users and is the world's biggest bitcoin custodian, holding 12% of the total supply and managing over US$400 billion in digital assets.
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.
During late 2014, the distribution of AdGuard's app for Android was removed from Google Play. It has since been made available for download from the developers’ own website. [10] From the summer of 2018 to the summer of 2019, AdGuard for iOS received no updates [11] [12] [13] due to Apple policies at the time against ad blocking via the iOS ...