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#General #Development #Mobile Development #Cloud & DevOps #Cybersecurity & Privacy #AI & Data Science #Hardware & Gadgets #Design & UXThinking About Smart Contract Security
Over the last day with the community's help we have crowdsourced alist of all of the major bugs with smart contracts on Ethereum so far, including both the DAO as well as various smaller 100-10000 ETH thefts and losses in games and token contracts. This list (original source here)...
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CRITICAL UPDATE Re: DAO Vulnerability
An attack has been found and exploited in the DAO, and the attacker is currently in the process of draining the ether contained in the DAO into a child DAO. The attack is a recursive calling vulnerability,
Issue 255
WWDC is over! Swift playgrounds are wonderful, and Xcode finally gets extensibility!
The Ethereum Foundation welcomes Microsoft as the Premiere Sponsor of Devcon2, Shanghai 19-21 September, 2016
London, United Kingdom, June 14, 2016 β The Ethereum Foundation is pleased to announce Microsoft as the Premiere Sponsor of Devcon2, the Ethereum developer conference in Shanghai, 19-21 September, 2016. Devcon2, which will showcase the most up-to-date research and development work supported by the Foundation, also represents the most...
Smart Contract Security
Solidity was started in October 2014 when neither the Ethereum network nor the virtual machine had any real-world testing, the gas costs at that time were even drastically different from what they are now. Furthermore, some of the early design decisions were taken over from Serpent. During the last couple...
Issue 254
Huge App Store changes, finally! See you in San Francisco, I'm halfway there already!
Security Alert - cpp-ethereumβs account unlocking problem not yet fixed [Now fixed]
Affected configurations: cpp-ethereum (eth, AlethZero, β¦) version 1.2.0 up to 1.2.6 Note: Neither βgethβ nor βMistβ nor the βEthereum Walletβ (unless explicitly used together with cpp-ethereum) are affected by this, they lock accounts correctly again. This is just a quick head's up that cpp-ethereum's security issue around account security...
Issue 253
Just over a week until WWDC! Swift previews, here one minute and gone the next and can using Objective C++ make your app more Swifty?
Go Ethereumβs JIT-EVM
The Ethereum Virtual machine is kind of different than most other Virtual Machines out there. In myprevious postI already explained how itβs used and described some of its characteristics. The Ethereum Virtual Machine (EVM) is a simple but powe...
Security Alert - cpp-ethereum keeps accounts unlocked
Affected configurations: cpp-ethereum (eth, AlethZero, ...) version 1.2.0 up to 1.2.5 (fixed in 1.2.6) Note: Neither "geth" nor "Mist" nor the "Ethereum Wallet" (unless explicitly used together with cpp-ethereum) are affected by this, they lock accounts correctly again.Severity: HighPossible Attacks:
Issue 252
More on the Swift development process. How to detect a low battery in your app and why your iOS app's design won't translate well to Android.
Issue 251
The Swift Stable ABI has been pushed to Swift 4. How is the package manager doing? and how to write sustainable code.
Security Alert β Geth suffers from a very low probable DoS attack vector - Update immediately
Affected configurations:AllGo client versions Likelihood:Very low Severity:High Details:A bug in Geth (and potentially other clients) may suffer from a DoS attack and allows remote attackers to stall synchronisation process almost indefinitely by supplying a valid, lighter...
Issue 250
What's happening with App Store review times? CocoaPods 1.0 is here and when it's OK to clash your fonts.
On Settlement Finality
Special thanks to Tim Swanson for reviewing, and for further discussions on the arguments in his original paper on settlement finality. Recently one of the major disputes in ongoing debate between public blockchain and permissioned blockchain proponents is the issue of settlement finality. One of the simple properties that...
Issue 249
Don't forget to test with IPv6. Speeding up the Swift compiler and should you drop support for iOS 8?
C++ DEV Update: Announcing Remix
After almost three months into the "reboot" of the C++ team, I would like to give an update about the team itself, what we did and what we plan to do. Team update The so-called C++ team currently consists of PaweΕ Bylica (@chfast), Greg Colvin (@gcolvin), Liana Husikyan...
Issue 248
Speed up your UI tests with fast animations. Taming background fetch and how do designers debug their designs?
Issue 247
WWDC announced by Siri! How to use Auto Layout to keep your text readable and more on paid App Store search results.
Issue 246
Android support in Swift, merged! Simplify your Auto Layout and NSAttributedString code and interesting experiments with asking for App Store reviews!
Issue 245
What does Apple Classroom look like? Optimising your test suite run times and how much grey is the right amount?
Ethereum Foundation and Wanxiang Blockchain Labs announce a blockbuster event combining Devcon2 and the 2nd Global Blockchain Summit in Shanghai, September 19β24, 2016
[Last update: July 5, 2016] The Ethereum Foundation and Wanxiang Blockchain Labs are excited to jointly announce the International Blockchain Week in Shanghai, which will take place at Hyatt on the Bund, September 19β24, 2016. Both Ethereumβs Devcon and Wanxiang Blockchain Labsβ Global Blockchain Summit were sold out last...
Ethereum Partners with R3CEV on Lizardcoin, Bringing Together the Best of Centralized Finance and Blockchain Technology
The Ethereum Foundation has announced that it will be working with the New York-based banking consortium R3CEV on creating a new blockchain-based cryptocurrency, Lizardcoin, which aims to showcase the benefits of blockchain technology as well as the consortium's ability to bring the technology to institutional clients and the regulation-loving masses...
Issue 244
Are your links working yet? What would UIKit on macOS look like? and everything you'd ever need to know about Swift structs and reference counting.
Solidity Available in Visual Studio
Consensys and Microsoft have announced that the Ethereum contract programming language Solidity will be available in Microsoft's Visual Studio integrated development environment. ConsenSys and Microsoft collaborated on this integration to enable developers to rapidly build smart contract-based applications for the public Ethereum blockchain, as well as private and consortium blockchain...
An Open Source Mining Pool Bounty and DEVgrant
Ethereumβs present reliance on Proof of Work (PoW) mining is not ideal, and while we continue to work with gusto towards a Proof of Stake solution (PoS), we have to live with PoW as gracefully as possible (at least until the eventual switch!). Meanwhile, in the interest of overall network...
Issue 243
Dependency managers and source code control. What would Xcode for iPad actually look like and dynamic library performance in iOS 9.3.
Issue 242
Apple News native publishing! Bringing peek and pop in iOS apps to all devices and how should indies deal with the press?
Issue 241
Faster development with code injection. Why you shouldn't prevent your users from trying your app with sign in forms and how do you pronounce tuple?
Serenity PoC2
After an additional two months of work after the release of the first python proof of concept release of Serenity, I am pleased to announce that Serenity PoC2 is now available. Although the release continues to be far from a testnet-ready client, much less a production-ready one, PoC2 brings with...
Issue 240
What should we expect, or hope for at WWDC? Easily get your NSDateFormatter strings correct and how to port an app to iOS in 3 trivial steps!
Homestead Release
Update: We've released version 1.3.5 including networking hotfix for homestead 1.3.4. Development of Ethereum started in December 2013 when two developers and a college dropout researcher decided to put theirheads together and develop this amazing piece of technology. We were later
Issue 239
Is is time to reduce the scope of App Store review? More Swift web server frameworks and join the Swift algorithm club.
Issue 238
What kind of apps are a good fit for the watch? Can you share code between iOS and tvOS? and Which conferences should you attend in 2016?
From Smart Contracts to Courts with not so Smart Judges
Ethereum is often described as a platform for self-enforcing smart contracts. While this is certainly true, this article argues that, especially when more complex systems are involved, it is rather a court with smart lawyers and a judge that is not so smart, or more formally, a judge with restricted...