All you need to know about upcoming Ethereum Hardfork UPDATE The Constantinople fork will be postponed & the EIP 1283 will not be part of Constantinople when it occurs. New fork date will be chosen on Friday! found that Ethereum Improvement Proposal (EIP) 1283 if implemented, could provide attackers a loophole in the to steal user funds. Speaking on a call, ethereum developers agreed to delay the hard fork at least temporarily. ChainSecurity code _The upcoming Constantinople Upgrade for the ethereum network introduces cheaper gas cost for certain SSTORE operations…_medium.com Constantinople enables new Reentrancy Attack Ethereum fifth upgrade is here. The much-awaited Ethereum Constantinople hard fork is scheduled to take place at Block 7080000 on Jan 16. Check this from our friends at Network. cool timer Groundhog This planned upgrade will integrate 5 EIPs into the Ethereum Blockchain. EIP 145 This improvement means the execution of shifts in smart contracts will be 10x cheaper. EIP 1052 This EIP allows for smart contracts to verify each other by pulling just the hash of the other smart contract. EIP 1234 This EIP will reduce the Block reward from 3 ETH to 2 ETH and delays the difficulty bomb. EIP 1014 Developed by , the upgrade improves the applicability of state channels, one of the Ethereum many scaling solutions. Vitalik Buterin EIP 1283 This proposal reduces the gas cost for the SSTORE operation. This reduction enables multiple updates to occur within a transaction more cheaply. Difficulty Bomb This is perhaps the most talked about discussion in the Ethereum community. The Difficulty Bomb once activated, would make it impossible to mine a new block which can lead the Ethereum blockchain to be frozen. EIP 1234 has delayed this Difficulty Bomb for another twelve months, after which it will be voted on again. Also, the most asked question, “ ” Do I need to do anything with my ETH? According to this blog post from , No. MyCrypto “Your ETH will exist simultaneously on the new ETH and the old ETH blockchain. All of the exchanges (Coinbase, Kraken, ShapeShift), services ( , MetaMask, Trust Wallet), and node providers ( , , ) will update their nodes so you will simply use the updated nodes / software without even noticing.” blockchain MyCrypto Infura Etherscan Quiknode In Conclusion, Ethereum Constantinople is another step towards the evolution of Ethereum Blockchain with improvements in speed and efficiency as we shift to PoS. 😃 Thanks for reading. You can follow me on where I talk about Crypto, Startups and Technology. Twitter