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Hacked Event Broadcast

Live source archive

Verified blockchain security incidents with original evidence and historical event dates.

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Historical events use their original event dates. Latest event dates first. Severity follows existing archive classifications.

Feb 5, 2019

1 verified update

Feb 4, 2019

3 verified updates
The attacker deploys the attack contract con******nop and combines multiple accounts to attack the project contract eosreeladmin.ExpandCollapse

The attacker deploys the attack contract con******nop and combines multiple accounts to attack the project contract eosreeladmin.

Amount of loss
2046 EOS
Attack method
Unknown
OtherSecurity
Canada's largest cryptocurrency exchange is seeking creditor protection after losing about $190 million worth of cryptocurrency after the sudden death of its founder and chief executive in December.ExpandCollapse

Canada's largest cryptocurrency exchange is seeking creditor protection after losing about $190 million worth of cryptocurrency after the sudden death of its founder and chief executive in December.

Amount of loss
195,000,000
Attack method
Founder and CEO suddenly died
ExchangeSecurity
The attacker deploys the attack contract rep******net to attack the project party contract windiceadmin.ExpandCollapse

The attacker deploys the attack contract rep******net to attack the project party contract windiceadmin.

Amount of loss
~300 EOS
Attack method
Roll back attack
OtherSecurity

Jan 31, 2019

3 verified updates
The attacker deployed multiple attack contracts to attack the EOS game FASTWIN.ExpandCollapse

The attacker deployed multiple attack contracts to attack the EOS game FASTWIN.

Attack method
Roll back attack
EOS EcosystemSecurity

Jan 30, 2019

1 verified update
This is the third attack on the contract, not a transaction congestion attack, but the real purpose of the attack is the transaction rollback attack.ExpandCollapse

This is the third attack on the contract, not a transaction congestion attack, but the real purpose of the attack is the transaction rollback attack.

Attack method
Roll back attack
OtherSecurity

Jan 28, 2019

2 verified updates
Similar to the way EOSABC was attacked two days ago, the problem has not been fixed.ExpandCollapse

Similar to the way EOSABC was attacked two days ago, the problem has not been fixed.

Attack method
Transaction congestion attack
OtherSecurity

Jan 27, 2019

1 verified update
The attacker controlled multiple accounts to launch continuously attacks on the EOSlots.ExpandCollapse

The attacker controlled multiple accounts to launch continuously attacks on the EOSlots.

Amount of loss
Unknown
Attack method
Replay attack
OtherSecurity

Jan 26, 2019

2 verified updates
It is consistent with the previous principles of attacking EOS.Win, FarmEOS, etc., but the technique has changed.ExpandCollapse

It is consistent with the previous principles of attacking EOS.Win, FarmEOS, etc., but the technique has changed.

Attack method
Transaction congestion attack
EOS EcosystemSecurity
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.ExpandCollapse

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
$ 27,000
Attack method
Third-party Software Vulnerability
OtherSecurity

Jan 23, 2019

1 verified update
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.ExpandCollapse

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
EOS EcosystemSecurity

Jan 22, 2019

1 verified update
The attacker is targeting the game's random number algorithm, and his winning percentage is much higher than other ordinary players.ExpandCollapse

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
OtherSecurity

Jan 21, 2019

1 verified update
The attacker launched continuously attacks on idicefungame and has already made a profit, and transferred to the bitfinex exchange.ExpandCollapse

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
EOS EcosystemSecurity

Jan 17, 2019

2 verified updates
The attacker used the transaction congestion attack to attack the game contract and ultimately profit.ExpandCollapse

The attacker used the transaction congestion attack to attack the game contract and ultimately profit.

Attack method
Transaction congestion attack
OtherSecurity
The attacker uses the trade crowding attack to attack the game contract and ultimately profit.ExpandCollapse

The attacker uses the trade crowding attack to attack the game contract and ultimately profit.

Attack method
Transaction congestion attack
OtherSecurity

Jan 16, 2019

3 verified updates
The attacker useed the transaction congestion attack to attack the game contract and ultimately profit.ExpandCollapse

The attacker useed the transaction congestion attack to attack the game contract and ultimately profit.

Attack method
Transaction congestion attack
OtherSecurity
The attacker uses the trade crowding attack to attack the game contract and ultimately profit.ExpandCollapse

The attacker uses the trade crowding attack to attack the game contract and ultimately profit.

Attack method
Transaction congestion attack
OtherSecurity