LookRev Crowdsale Token Contract Audit
Ethereum Foos – A Curated List Of Costly Ethereum Mistakes To Learn From – Work in progress.
Created Mar 14 2017, last updated Mar 31 2018. Address: 0x5F0281910Af44bFb5fC7e86A404d0304B0e042F1
Created Mar 14 2017, last updated Aug 1 2017. Address: 0x44691B39d1a75dC4E0A0346CBB15E310e6ED1E86
Update Sep 22 2017 – Remove WhitelistedMultisig from this bug bounty as it is not being used There was a vulnerability that allowed hackers to steal USD 30 million from the Parity multisig wallets last week. I work with clients … Continue reading
Aigang Network Presale Contract Audit
Parity Multisig Recovery Reconciliation
InvestFeed Crowdsale Audit
Santiment’s Crowdsale Contract Audit
openANX Decentralised Exchange Token Sale Smart Contract
Status Network Token Audit
Dao.Casino Crowdsale Contract
FunFair Crowdsale Contract Audit
The first transaction 0x64438300… was submitted in block 3798640 at May-31-2017 02:24:35 PM +UTC. From batICOData.tsv, 99.9995827118343% of the 156250 ETH was contributed in the first 3 blocks to 3798642 at Wed, 31 May 2017 14:25:29 UTC. The last non-zero … Continue reading
Sikoba Announces the Launch of Presale ahead of its ICO. I’m working with Sikoba.
Tokencard ICO Bug Nets SNGLS Investors Up To 1,100% Extra. I am currently reconciling the numbers – see https://github.com/bokkypoobah/TokenCardICOAnalysis
Encrypto Telecom Launches ICO To Bring Blockchain Technology To Global Telecommunications The crowdsale is being partly powered by a smart contract built by yours truly – see https://github.com/bokkypoobah/CustomerDepositFactory.
(work-in-progress) Note: Do not transfer your TKN tokens yet. There are some errors in the allocation of tokens and TokenCard may be deploying a new TKN token contract. See TKN Creation Event Updates and Found a major TokenCard ICO token … Continue reading
The Gnosis auction was filled in super quick time. 250,000 ETH (USD 12.5 million @ USD 50 / ETH) was contributed to the GnosisAuction smart contract from 623 unique accounts within 10 minutes and 48 seconds. As the dutch auction … Continue reading
See Customer Deposit Factory and Security Audit Of The CustomerDepositFactory Smart Contract.
See BetterAuction and Security Audit Of The BetterAuction Smart Contract.
(Originally written Apr 14 2017. Updated Apr 15 2017 with the news that the WhitehatWithdraw contract expiry has been extended to Jan 10 2018). News – Deadline Looms on Ethereum Classic DAO Withdrawals and The DAO Ethereum Classic Refund Effort … Continue reading
Reddit post Worry-some bug / exploit with ERC20 token transactions from exchanges and the Golem post How to Find $10M Just by Reading the Blockchain. This problem seems to be about how the exchanges implement their withdrawal functions and seems … Continue reading
(Created Mar 08 2017. Updated with test results Mar 14 2017. Updated with multisig wallet contribution test results Mar 23 2017.) I was asked to review the Sikoba presale smart contracts before the upcoming Sikoba presale crowdfunding event. This page … Continue reading
Originally written Mar 10 2017 with title “Can I Use The Ledger Nano S Without Chrome?”. Updated Mar 11 2017, renamed to “Using The Ledger Nano S With MyEtherWallet And Go Ethereum, Without Chrome”). Updated Mar 12 2017 with Parity … Continue reading
(Work in progress) There are now a few decentralised exchanges on the Ethereum blockchains, and this is a quick look at the technology behind these exchanges: CryptoDerivatives.Market EtherDelta EtherEx EtherOpt MakerMarket, being rebranded to OasisDEX CryptoDerivatives.Market Built by yours … Continue reading
The Incent Coffee smart contract is currently being used to test out the Waves <-> Ethereum block swapper at https://blockswap.incentloyalty.com/. A version of the contract has been deployed to 0x2c875e5ea4706b1978a41b59edf2d3af31d60e70. This contract was written by Bok Consulting Pty Ltd in … Continue reading
Melonport ICO is over after 13 minutes and 17 seconds as the funding goal of 227,000 ETH was reached. Note that MLN tokens are ERC20-compliant but cannot be transferred before endTime = 1489575600 or Mar 15 2017 @ 11:00am (UTC), … Continue reading
Here is Decentralized Capital’s website, their FAQ, and their Token Contracts page. Unfortunately you need to be verified to use this decentralised exchange. Here is their IDEX decentralised exchange screen: Here is their USD.DC verified smart contract deployed at 0x01a7018e6d1fde8a68d12f59b6532fb523b6259d: … Continue reading