#smart contracts
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What Is Bitcoin Virtual Machine (BVM)?
Bitcoin Virtual Machine, shortly BitVM or BVM, is a blockchain infrastructure that brings complex smart contracts to the Bitcoin Network, thus enabling new use cases for it. The solution was first proposed in the paper “BitVM: Compute Anything on Bitcoin” by developer Robin Linus on October 9, 2023. 
Why Replacing Government with Blockchain is Not a Good Idea
Automating government functions with smart contracts might seem appealing, but is it truly a wise choice? We explore the reasons why replacing traditional government structures with a blockchain-based system could be problematic and the potential challenges of integrating blockchain technology within government operations. 
Stellar Upgrade Postponed Due to Software Glitch
The Stellar Development Foundation has supported the decision to delay the network's update to add smart contracts due to a software bug. Initially, foundation representatives minimized the severity of this bug but revised their position in response to critiques from the developer community. 
Cardano Attack Backfires on Hacker
The Cardano mainnet was targeted by a DDoS attack in which the perpetrator attempted to overload the system by launching hundreds of smart contracts in an effort to steal staked tokens. However, the developers coordinated a response that successfully thwarted the attack, resulting in the hacker losing funds instead. How to Revoke Smart Contract Permissions?
Granting a smart contract permission authorizes a programmed algorithm to autonomously perform actions with your digital assets. These permissions can be granted for various purposes, such as participating in DApps, voting within DAOs, or managing your NFTs. But how do you revoke these permissions? 
Thirdweb Identifies Flaws in Common Smart Contracts
Web3 development platform Thirdweb has detected a critical vulnerability in its open-source library, impacting various NFT collections. This issue affects a range of pre-built smart contracts, including DropERC20, ERC721, ERC1155, and AirdropERC20. 
Citi's Token Service and the Future of Banking
Traditional Finance (TradFi) is experiencing a surge of transformative trends. Following the footsteps of other major entities in the sector, Citibank is embracing blockchain technology. With the innovative Citi Token Service and smart contracts, this banking behemoth is aiming to enhance the transparency and efficiency of its services. Missed the first airdrop from Optimism? No worries!
The Optimism Governance has announced a direct distribution of unclaimed tokens from the inaugural airdrop. They aim to distribute (if not already done) 48 million OP across over 88,000 distinct addresses. This accounts for about 25% of all the addresses originally qualified to receive tokens. This decision was made to allow the team to shift their focus to other endeavors related to smart contracts and upcoming airdrops.