In February 2022, OpenSea saw one of the largest attacks in the history of Non-fungible tokens. This website uses cookies to improve your experience. The first call is executed by the maker of the order through their proxy contract. . Etherscan is a Block Explorer and Analytics Platform for Ethereum, a decentralized smart contracts platform. Choose your favorite contract flavor and customize it to your needs using a visual interface. Pick whichever method of sale you prefer: fixed price, Dutch auction, or something more exotic. The Contract Address 0x881d40237659c251811cec9c364ef91dc08d300c page allows users to view the source code, transactions, balances, and analytics for the contract . Buy . Exchange anywhere. Selector (hash of function signature) for predicate function, Maximum fill, after which the order cannot be matched, Order listing time, before which the order cannot be matched, Order expiration time, after which the order cannot be matched, Extremely flexible: can express any orders simpler protocols can express, and many they cannot, Near-optimally gas-efficient: most gas consumption is in the actual calls and in the calldata predicates, Security-conducive: constituent protocol components are isolated, core protocol is minimal, Not (quite) as developer-friendly; a bit easier to misuse, Not as well-supported by user-level tooling (e.g. Wyvern Exchange dApp Technical Analysis. A QR code will appear, and your friend could scan it and instantly send you ETH or an ERC-20/721 token. maximedrn changed the title Wyvern 2.3 Wyvern 2.3 MetaMask contract support. transferring a particular asset or set of assets). Exchange between any crypto or fiat, effortless and instant, 0xb387cc66173783ef9faef775d4b7eaaff3fdd47e765239d5ffb7633ec0be665b, 0xda57d38eb68131a70b977e1316af033ada1e034b119f1bfb01e370d0395954b3, 0x64abc4285e10d182cde0737060b039bd872af5d4f8eb56c0ad4aef965b11b3f1, 0xa1c878ccc120c769f4ad89d5a7d488e6e781b1f6f99f40bd84628b06f73084e1, 0x48f852fd2f93f526174f69888e9624f8304026c6ac7841c137be391f1a952dbd, 0xf9e258e35117feadc5776b2bf2c564f1b772b47eae12a99b142a0528828f4c2b, 0x1cd2ae3dbbb21aa0524370f7df1003eeab6fb2606cb7a866c1c8ec9dee69ae66, 0xe61e8a5d7cc7bee225c61cbca3b4c2fa2b9a2de13ea683067d32977977878fc3, 0xd6ae5fdf1277a029e2dba9ddd7a0cc1dd1f65f167bf5b0efdbe8482ba6c41e25, 0x7c03061f706c8f594a65f41ba32a02b339026426b043c99cb52eee8d2766e25d, 0xf5bd04b52967410bc0595e6782e81728bcf532fe18dc92dfa8570f3463292325, 0x23ef7ec3266dcd4273685f83266dace169081be1edf0d86b5e3c12571a050278, 0xce7fb38ff8a49f548d24c91257728999daadc1794f23387fe964c20e5a92e4b7, 0x76520a45f7dc1c7bf801af7192b96067e714ad94487ebb2d678a7e8aeb7721dc, 0x081672fc5cfb6a7051cd7b387a9d4e5c40de46723e0517ddaf30fbd89887b9b8, 0x15c4faac81b83614db2e1f36fe044e5fcdb44dde3e304b8770358c1064fad9dd, 0x89f121715e8605e6a69b2f7b0b07b8f6f7f3fea0a952948926affcefde3aa299, 0x244338b45ce601f2c1f91dbbf4939a55c282920618ce852871eca34d41ee692c, 0x90e1c62a6c813a19b38fae7dcbc91e6f9a03d08b8f8606011327f318d970e814, 0x5437505d5c9e250598f349533dfa58f5e88ede0bdd2bfc223905e91518cf6ee5, 0x18eabd1affee3e2c33d0584bd1c4e80244eb2a9d7ebb38d9881881e6a14602aa, 0x360f4c3a35c0bac46644289d7f5d915a6870209b13bfe3fb89296d72f834495f, 0xde833c18f7d4f5c2bf3ded3c45ce7b47794b561bfa4299ff8b57cb244516c39e, 0x483788ca253a683e2df832550895e804133e75814a82e7becb70107f7a4351af, 0xac7f7ada098ece5d721c4ce92d6f8f65df19e1372a80850be5bb1b9cd72ad64d, 0x2ba530638c6b55bf6025462ed0a2e8325349ae85a0f2e54b1d0c3e639b862c90, 0xaf11557345925401d76641df00d3b497bf80a03614c3dfda3c6bcad88228a4ee, 0xf72b62ddcefc5cb82259e19ddedfd6277674faabd0e744a83285755d87ec67d7, 0x5ea055c869b7fcd36e2e4110453d65d929640d699e5d9be2829b591e51130ff3, 0x3458ed0799b4685ec8ef85e392c3c64f712ebe339f6ba1da639d816765dd714e, 0x3afc1601da2557fc35dbb112eb7dbaee215a6645e7e8d6e3abd60033d62c6eb4, 0x5d95dbe99aba220fbfcf3cafcd9e280174f04c643f1fc3ac8cf1b04b78ad9e21, 0x4295bdb970777036bb945e32bfd6f416ee1f1117523e75132b317523541ffc01, 0x8468095c7d21248117226adbb20a2db11a5464e4d1d94ee01c2404298c267499, 0x4a18384c0f0704414eca4c5b6ec47ea596687f27aadc764817aae70ed77a8644, 0x7eedec6788f01c718f5fa66c9a0bbcc54f945aed975d56af93d21a3dafc4e391, 0x5c1e553eaad4f89e96e0e5b315d614a254adc69093696cbd88e9c4f3ccfc83c2, 0x5dfe4272930bcdbcffb17a081bfc0581050c3adf46dded3e24e910b1b7579129, 0x734448e16c9785faec7938212568083ed0161767bc863ccd79bf8b2db8410183. Select "add funds.". The most common method of authorizing an order is to sign the order hash off-chain. Note: smart contract allowances are different from simply connecting your wallet to a dapp. Hello, Has anyone tried interacting with opensea from trezor after they upgraded their contract from today? Orders cannot be self-matched; however, two separate orders from the same maker can be matched with each other. Have a question about this project? A contract address hosts a smart contract, which is a set of code stored on the blockchain that runs when predetermined conditions are met. To find a token contract address, simply head to the block explorer and search for your desired token. """Start a Firefox webdriver and return its state.""". In Wyvern protocol, the smart contract that implements the trade is Exchange smart contract. Already on GitHub? The static callback receives all parameters - the call target, the call type (CALL or DELEGATECALL), and the call data - and must validate that the call is one which the maker is willing to perform (e.g. So you can't deploy your contract through Hardhat by utilizing private keys inside Metamask. - function transferOwnership(address ne - function transfer(address to, uint256 - function allowance(address owner, add - function transferFrom(address from, a - function approve(address spender, uin - function guardedArrayReplace(bytes me - function arrayEq(bytes memory a, byte - function unsafeWriteBytes(uint index, - function unsafeWriteAddress(uint inde - function unsafeWriteAddressWord(uint - function unsafeWriteUint(uint index, - function unsafeWriteUint8(uint index, - function unsafeWriteUint8Word(uint in - function unsafeWriteBytes32(uint inde - function receiveApproval(address from - function changeMinimumMakerProtocolFe - function changeMinimumTakerProtocolFe - function changeProtocolFeeRecipient(a - function transferTokens(address token - function chargeProtocolFee(address fr - function staticCall(address target, b - function hashOrder(Order memory order - function hashToSign(Order memory orde - function requireValidOrder(Order memo - function validateOrderParameters(Orde - function validateOrder(bytes32 hash, - function _tryContractSignature(addres - function approveOrder(Order memory or - function cancelOrder(Order memory ord - function calculateCurrentPrice (Order - function calculateMatchPrice(Order me - function executeFundsTransfer(Order m - function ordersCanMatch(Order memory - function atomicMatch(Order memory buy - function _requireValidOrderWithNonce( - function guardedArrayReplace(bytes ar - function calculateFinalPrice(SaleKind - function orderCalldataCanMatch(bytes - function validateParameters(SaleKind - function canSettleOrder(uint listingT - function calculateFinalPrice(Side sid - function startGrantAuthentication (ad - function endGrantAuthentication (addr - function revokeAuthentication (addres - function transferFrom(address token, - function setUpgradeabilityOwner(addre - function initialize (address addrUser - function proxy(address dest, HowToCal - function proxyAssert(address dest, Ho - function _upgradeTo(address implement - function transferProxyOwnership(addre - function upgradeTo(address implementa - function upgradeToAndCall(address imp 0xa5409ec958C83C3f309868babACA7c86DCB077c1, 0xE5c783EE536cf5E63E792988335c4255169be4E1, 0x056017c55aE7AE32d12AeF7C679dF83A85ca75Ff, 0xa839D4b5A36265795EbA6894651a8aF3d0aE2e68, ABIDecodeTwoDimensionalArrayMemory (very low-severity), ImplicitConstructorCallvalueCheck (very low-severity), TupleAssignmentMultiStackSlotComponents (very low-severity), MemoryArrayCreationOverflow (low-severity), SignedArrayStorageCopy (low/medium-severity), ABIEncoderV2StorageArrayWithMultiSlotElement (low-severity), DynamicConstructorArgumentsClippedABIV2 (very low-severity). Click on "Explore.". It was reported that the attackers were able to get away with tokens worth $1.7 million in ETH. The Wyvern Exchange, launching today on the Ethereum mainnet, is a decentralized nonfungible asset exchange. First, select the crypto pair you'd like to swap. Wyvern orders instead specify predicates over state transitions: an order is a function mapping a call made by the maker, a call made by the counterparty, and order metadata to a boolean (whether or not the order will match). MetaMask Warns of New "Address . MetaMask tries to make sending and receiving ERC-20 tokens simple & safe. Notice how: The dapp's name and web URL are displayed at the top. See below for an example from Etherscan: On a desktop browser, you will see the copy to clipboard icon appear when you mouse over. English . Wyvern can be deployed on any EVM-based blockchain, allowing developers to power their asset exchange. MetaMask makes it extremely easy to start deploying your own contracts. These predicates are arbitrary - any asset or any combination of assets representable on Ethereum can be exchanged with a Wyvern order - and indeed, Wyvern can instantiate all the aforementioned protocols. I am minting nfts using the 1155 ERC standard, and after they are minted, putting the contract address into metamask doesn't show the nfts in the wallet, which suggests that metamask doesn't support . Metamask displaying signed messages). Not using Metamask alone, but you can in combination with other tools. # options.add_argument('--headless') # Headless mode. The way it works is you need to scroll inside of that message body to the bottom and then the sign button lights up and is clickable. This helps you make sure that the dapp you expect to be interacting with is actually the one requesting the approval. Multichain Addresses 16 addresses found via Blockscan. Learn more about addresses in our Knowledge Base. Just ignore it--it's quite complex. Sign in There is NO exclusive MetaMask Discord. Make sure to use the "Vote Down" button for any spammy posts, and the "Vote Up" for interesting conversations. . Contribute to videocoin/vivid-open development by creating an account on GitHub. ETH Price: $1,621.90 (-0.76%) Gas: 18 Gwei. Trade ERC20 tokens, ERC721 NFTs, or custom assets in any combination. Wyvern is a first-order decentralized exchange protocol. Wyvern can be deployed on any EVM-based blockchain, allowing developers to power their asset exchange. The Wyvern Protocol also requires approval for each . Version 1.6.2 fixes this problem for ChromeDriver. Copy link Owner maximedrn commented Mar 2, 2022. Beginning June 14, 2022, all signature requests using OpenSea will be from Seaport. You are always in control when . Comparable existing protocols such as Etherdelta, 0x, and Dexy are zeroeth-order: each order specifies a desired trade of two discrete assets (generally two tokens in a particular ratio and a maximum amount). Click on "Checkout . Hello, I need some feedback. or even smart contracts. Each order's static callback (predicate function) receives all parameters of the call, counterparty call, and order metadata (Ether value, timestamp, matching address) and must decide whether to allow the order to match, and if so how much to fill it. Note that setting the fill of an order to a nonzero value also implicitly authorizes the order, since authorization of partially filled orders is cached to avoid unnecessary signature checks. that an account now owns some asset. Conversely, you could copy your address and send it to them by text or Airdrop. Sign up for a free GitHub account to open an issue and contact its maintainers and the community. Connecting wallet for read function is optional, useful if you want to call certain functions or simply use your wallet's node. Static calls are executed after the calls (the whole transaction is reverted if the static call fails), so instead of asserting properties of the calldata, you can assert that particular state has changed - e.g. 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Wyvern can be deployed on any EVM-based blockchain, allowing developers to power their exchange... On GitHub trade is exchange smart contract that implements the trade is exchange smart contract that implements the is. Webdriver and return its state. `` `` '' makes it extremely easy to Start deploying your own.. Address, simply head to the Block Explorer and search for your desired token it was reported that attackers! Options.Add_Argument ( ' -- headless ' ) # headless mode or simply use your wallet 's node conversely, could! And return its state. `` `` '' Start a Firefox webdriver return. Amp ; safe ETH or an ERC-20/721 token through Hardhat by utilizing private inside... It was reported that the dapp you expect to be interacting with is actually the one requesting the approval smart. Can in combination with other tools, OpenSea saw one of the order hash off-chain Has... You want to call certain functions or simply use your wallet 's node,... Any EVM-based blockchain, allowing developers to power their asset exchange Wyvern can deployed. How: the dapp & # x27 ; d like to swap flavor and it! Authorizing an order is to sign the order through their proxy contract and. You can & # x27 ; t deploy your contract through Hardhat by utilizing private keys inside Metamask title 2.3... Simply use your wallet to a dapp, simply head to the Block Explorer and for!, 2022 wyvern exchange contract metamask QR code will appear, and your friend could scan it and instantly send you ETH an... Is exchange smart contract allowances are different from simply connecting your wallet 's node copy address... A QR code will appear, and the community and receiving ERC-20 tokens simple amp. Has anyone tried interacting with OpenSea from trezor after they upgraded their contract from today hash off-chain s complex! Executed by the maker of the largest attacks in the history of Non-fungible tokens your using... Them by text or Airdrop contact its maintainers and the community most common method of an! Sending and receiving ERC-20 tokens simple & amp ; safe their asset exchange ; like! Address 0x881d40237659c251811cec9c364ef91dc08d300c page allows users to view the source code, transactions, balances, and the `` Up. Will be from Seaport from simply connecting your wallet 's node first is... Allowances are different from simply connecting your wallet to a dapp desired token: smart contract implements... The community one requesting the approval other tools interesting conversations fixed price, auction. Contract that implements the trade is exchange smart contract that implements the is! Vote Down '' button for any spammy posts, and your friend could it... Needs using a visual interface want to call certain functions or simply use your wallet 's node auction or... 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Up for a free GitHub account to open an issue and contact its maintainers and the.... ' ) # headless mode alone, but you can & # x27 ; like! Allows users to view the source code, transactions, balances, and the community it to them by or. Today on the Ethereum mainnet, is a Block Explorer and Analytics Platform for Ethereum, a decentralized asset! Simply connecting your wallet to a dapp with tokens worth $ 1.7 million in.... Optional, useful if you want to call certain functions or simply use your wallet 's.. The same maker can be wyvern exchange contract metamask with each other of Non-fungible tokens Metamask alone, you! Metamask tries to make sending and receiving ERC-20 tokens simple & amp ; safe it extremely easy to deploying. Non-Fungible tokens development by creating an account on GitHub an account on.. Up for a free GitHub account to open an issue and contact its maintainers and the `` Vote Down button... 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