Hacked target: EOSABC
Description of the event: Similar to the way EOSABC was attacked two days ago, the problem has not been fixed.
Attack method: Transaction congestion attack
HACKED ARCHIVE
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Verified blockchain security incidents with original evidence and historical event dates.
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Hacked target: BETX
Description of the event: The attacker launched continuously attacks on the TGON.
Attack method: Unknown
Hacked target: EOSlots
Description of the event: The attacker controlled multiple accounts to launch continuously attacks on the EOSlots.
Amount of loss: UnknownAttack method: Replay attack
Hacked target: EOSABC
Description of the event: It is consistent with the previous principles of attacking EOS.Win, FarmEOS, etc., but the technique has changed.
Attack method: Transaction congestion attack
Hacked target: LocalBitcoins
Description of the event: LocalBitcoins has detected a security vulnerability - an unauthorised source was able to access and send transactions from a number of affected accounts.It was related to a feature powered by a third party software, and stop the attack. At the moment, we are determining the correct number of users affected - so far six cases have been confirmed.
Amount of loss: $ 27,000Attack method: Third-party Software Vulnerability
Hacked target: Crazy Dice
Description of the event: It is consistent with the previous principles of attacking EOS.Win, FarmEOS, etc., but the method has changed. The attacker controls multiple accounts to cooperate to complete the transaction congestion attack.
Attack method: Transaction congestion attack
Hacked target: EOSLuck
Description of the event: The attacker is targeting the game's random number algorithm, and his winning percentage is much higher than other ordinary players.
Attack method: Random number attack
Hacked target: idicefungame
Description of the event: The attacker launched continuously attacks on idicefungame and has already made a profit, and transferred to the bitfinex exchange.
Attack method: Fake EOS Vulnerability Attack
Hacked target: 21Dice
Description of the event: The attacker used the transaction congestion attack to attack the game contract and ultimately profit.
Attack method: Transaction congestion attack
Hacked target: SuperMonopoly
Description of the event: The attacker uses the trade crowding attack to attack the game contract and ultimately profit.
Attack method: Transaction congestion attack
Hacked target: playgames
Description of the event: The game playgames has been continuously attacked by malicious user niyoubudou33. It has been attacked 295 times as of press time, which is consistent with the previous attacks on EOS.Win, FarmEOS, idice, LuckBet, GameBet, EOSDice, STACK DICE and many other games.
Amount of loss: 2158 EOSAttack method: Transaction congestion attack
Hacked target: LuckBet
Description of the event: The attacker uses the trade crowding attack to attack the game contract and ultimately profit.
Attack method: Transaction congestion attack
Hacked target: idice(影骰)
Description of the event: The attacker useed the transaction congestion attack to attack the game contract and ultimately profit.
Attack method: Transaction congestion attack
Hacked target: FarmEOS
Description of the event: This time the attacker is the same person as the last time. Both flo******now and sil******day are the account of the hacker. The two attack methods are also the same. The attacker points to FarmEOS. After placing a bet, and when the attacking contract receives a transfer notification, a large number of defer transactions are initiated, which delays the subsequent lottery draw of FarmEOS, which is the "transaction crowding attack".
Attack method: Transaction congestion attack
Hacked target: FarmEOS
Description of the event: The attacker made a profit of nearly 2000 EOS through the Dice game by deploying the attack contract flo*****now in just a few minutes.
Amount of loss: 2,000 EOSAttack method: Transaction congestion attack
Hacked target: GameBet
Description of the event: The attacker used transaction congestion attack to exploit vulnerability in the old-version BP nodeos.
Attack method: Transaction congestion attack
Hacked target: Fishing
Description of the event: The attacker used transaction congestion attack to exploit vulnerability in the old-version BP nodeos.
Attack method: Transaction congestion attack
Hacked target: STACK DICE
Description of the event: The attacker used deferBomb to exploit vulnerability in the old-version BP nodeos.
Attack method: Transaction congestion attack
Hacked target: FarmEOS
Description of the event: After the attack contract sil******day places a bet on FarmEOS, and when the attack contract receives a transfer notification, it initiates a large number of defer transactions, which delays the subsequent lottery draw of FarmEOS. The SlowMist security team first two days (1 November 11) disclosed EOS.WIN was attacked in the same way
Amount of loss: 5,000 EOSAttack method: Transaction congestion attack
Hacked target: Cryptopia
Description of the event: From January 13th to 14th, a huge amount of unauthorized cryptocurrency transfer occurred in Cryptopia, which was suspected of being stolen. On January 15, the exchange posted a tweet claiming that it was hacked and 28,773 ETH was stolen. After that, on January 30th, the exchange experienced another security breach, stolen 1,675 ETH. On May 15, Cryptopia announced that it would enter the liquidation process.
Amount of loss: 17,500,000Attack method: Security vulnerabilities