Ethereum: k-th auction confusion from Vitalik’s article

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Ethereum K-th-Arterity Business: Gas prices and miners

Ethereum: k-th auction confusion from Vitalik's article

In a recent article by Vitalik Buterin, the co -founder of Ethereum emphasized one of the most important shortcomings in the current auction mechanism. The K-Te auction, introduced as part of the Ethereum 2.0 upgrade, is based on gas prices to determine the order execution order. However, it has been shown that this system is sensitive to manipulation, especially when it comes to Bergmann Power.

To illustrate the problem, we check the gas prices and assume that the miner has about 10,000 Ethereum units in his wallet (ETH):

| Gas price Cover ETH |

| — —

| 0.02 200 ETH |

| 0.03 300 ETH |

| 0.05 500 ETH |

| 0.08 800 ETH |

| 0.13 1600 ETH |

| 0.19 3000 ETH |

| 1.00 10,000 ETH |

The K-T Auction Salgorithm prepares a random index (K), which means that the execution order, among other things, is determined as gas prices and priority votes. However, if the miners are able to manipulate their gas prices, they can affect the breakdown of the indexes.

Vitalik’s article shows a variety of options for how this vulnerability can be used:

* Gas ​​Price -Inflation

: If multiple miners with high ETH stocks have high gas prices (for example, 0.13), you can try to artificially increase your index values ​​by offering gas prices and possibly cheaper transaction rules to to secure.

* Bergman’s performance concentration : A concentrated strong miner group could use this mechanism to influence the auction and provide a significant priority of the deal that offers them unfair advantage over others.

Vitalik proposes a number of possible solutions to reduce these risks:

1
Gas ​​price stabilization : The introduction of the mechanism to the stabilization stabilization gas price can reduce the impact of volatile prices on the dynamics of the mining team.

  • Priority Mechanisms : The introduction of alternative voting mechanisms, which would prioritize transactions based on their primary voices rather than gas prices, would help compensate for the impact of certain miners.

3
Miners’ registration and reputation systems : The establishment of a monitoring and regulation system for Bergman can help prevent the abuse of this mechanism.

The vulnerability of the K-T auction emphasizes the need for permanent research and development in order to strengthen the Ethereum ecosystem against possible manipulation attempts. While the platform is evolving, it is important to prioritize the transparency, security and justice to your design and implementation.

Recognizing these weaknesses, developers can work to facilitate and create a stronger and fairer blockchain experience for all users.

Ethereum Could 2011

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