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Ethereum Light Wallet

Best Ethereum Wallet (2018 Update) 5 Options Reviewed

Best Ethereum Wallet (2018 Update) 5 Options Reviewed

Last updated on November 24th, 2017 at 08:15 am Ethereum, the blockchain platform that allows smart contracts, is becoming more and more popular.Since the beginning of 2017 the price has spiked from $8.22 to around $50. Ive covered how to buy Ethereum in a previous post but thats only part of the process. Today I want to cover 5different types of Ethereum wallets so you will know where to store your Ethereum. Ethereum is a very technical currency (even more than Bitcoin), therefore most wallets out there arent newbie friendly. I will go over them from the simplest to the most complex so you can choose the one that is best suited to your knowledge level. Hardware wallets Best security (for a price) If youre serious about securing your altcoins I suggest storing your Ethereum on a hardware wallet. However these hardware wallets arent free and cost anywhere between $50-$100 (shipping not included). Todays leading hardware wallets TREZOR , Ledger and KeepKey all supply you with the option to store Ethereum on them. Instead of explaining about each one Ill just link to my previous reviews on the wallets: Personally, I use a TREZOR but all three are excellent choices for maximum security. Coinbases Ethereum wallet The simplest option Coinbase supplies an Ethereum wallet as well as a Bitcoin wallet. Coinbases wallet is simple to set up and very easy to use, however it has a few limitations youll need to be aware of: The company holds the private key ofthe wallet for you. This means youre not in control of your funds and Coinbase can decide to shut down your account if they want to. There were cases in the past that Coinbase shut down user accounts do to illegal activity. The Coinbase ETH wallet doesnt support ETC (Ethereum Classic). For a simple explanation about ETC vs ETH r Continue reading >>

Ethereum Classic Community

Ethereum Classic Community

Vitalik Buterin and The Ethereum Foundation create the first blockchain-based turing-complete smart contract platform Slock.it construct TheDAO Ethereum Contract; a security audit is completed by Dejavu TheDAO smart contract is deployed; members of the public send it value in return for DAO tokens Slock.it announce a $1.5 Million USD proposal, paid in Ether by the crowdfund, 'to guarantee the integrity of The DAO' On the last day of the crowdsale, DAO curator Vlad Zamfir calls for a moratorium on TheDAO, citing many game-theoretical security issues The crowdsale completes to become the world's largest and raising an incredible $150 Million USD Peter Vessenes publicly discloses the existence of a critical security vulnerability overlooked in many Solidiy contracts Stephan Tual publicly claims that TheDAO funds are safe despite the newly-discovered critical security flaw Ether is slowly and silently drained from TheDAO as the re-entry bug is applied The price of Ether is slashed in half as Griff Green announces that TheDAO has been hacked TheDAO's splitting mechanism gives around a month for a solution to be found that recovers the funds; Foundation and community developers race to implement a soft fork A group of 'white-hat' hackers secure 70% of TheDAO funds but protocol-level action is required to save the remaining 30% split by the hacker The Ethereum Foundation releases a 'Soft Fork' client to censor transactions coming from the hacker; mining pools vote to enable it by lowering gas limit Critical Denial of Service flaws are found in the Soft Fork implementation, miners quickly decide not to use it Many days of intense arguing goes on in the Ethereum community about the pros and cons of implementing a Hard Fork The only remaining option is a controversial Hard Fork. Continue reading >>

Coinomi - Fintech's Finest Security-first Multi-asset Wallet For Bitcoin, Ethereum, Altcoins And Tokens

Coinomi - Fintech's Finest Security-first Multi-asset Wallet For Bitcoin, Ethereum, Altcoins And Tokens

Convert between altcoins instantly from within the app, through our strategic partners, ShapeShift and Changelly. Hierarchical Deterministic Wallet (BIP44) enables you to keep everything accessible and secure with just one super-passphrase which you only have to back-up once and for all. An earlier version of our code is publicly available for anyone to review. Advanced technology enables you to use your altcoins to pay directly to bitcoin addresses and vice versa. No extra steps, no endless sign-ups/ins. One-click cross-chain payment process. Transaction fees are calculated dynamically, allowing you to get the best value for money at all times. Alternatively, you can use your own fees, in all supported coins. Continue reading >>

Rinkeby: Ethereum Testnet

Rinkeby: Ethereum Testnet

An archive node synchronizes the blockchain by downloading the full chain from the genesis block to the current head block, executing all the transactions contained within. As the node crunches through the transactions, all past historical state is stored on disk, and can be queried for each and every block. Initial processing required to execute all transactions may require non-negligible time and disk capacity required to store all past state may be non-insignificant. High end machines with SSD storage, modern CPUs and 8GB+ RAM are recommended. To run an archive node, download rinkeby.json and start Geth with: geth --datadir=$HOME/.rinkeby init rinkeby.json geth --networkid=4 --datadir=$HOME/.rinkeby --cache=1024 --syncmode=full --ethstats='yournode:Respect my [emailprotected] ' --bootnodes=enode://a24ac7c5484ef4ed0c5eb2d36620ba4e4aa13b8c84684e1b4aab0cebea2ae45cb [emailprotected] 52.169.42.101:30303 You can download Geth from . A full node synchronizes the blockchain by downloading the full chain from the genesis block to the current head block, but does not execute the transactions. Instead, it downloads all the transactions receipts along with the entire recent state. As the node downloads the recent state directly, historical data can only be queried from that block onward. Initial processing required to synchronize is more bandwidth intensive, but is light on the CPU and has significantly reduced disk requirements. Mid range machines with HDD storage, decent CPUs and 4GB+ RAM should be enough. To run a full node, download rinkeby.json and start Geth with: geth --datadir=$HOME/.rinkeby init rinkeby.json geth --networkid=4 --datadir=$HOME/.rinkeby --cache=512 --ethstats='yournode:Respect my [emailprotected] ' --bootnodes=enode://a24ac7c5484ef4ed0c5eb2d36620ba4e4aa1 Continue reading >>

Light Clients - Are There Any Android Wallets For Ethereum? - Ethereum Stack Exchange

Light Clients - Are There Any Android Wallets For Ethereum? - Ethereum Stack Exchange

closed as off-topic by eth Oct 28 '16 at 23:11 This question appears to be off-topic. The users who voted to close gave this specific reason: "Questions asking us to recommend or find a book, tool, software library, tutorial or other off-site resource are off-topic for Ethereum Stack Exchange as they tend to attract opinionated answers and spam. Instead, describe the problem and what has been done so far to solve it." eth If this question can be reworded to fit the rules in the help center , please edit the question . Consider making the answer as accepted, you can do it by checking the tick sign under votes. niksmac Mar 25 '16 at 1:11 on-hold discussion on meta: meta.ethereum.stackexchange.com/questions/382/ prompted by the last new answer to this question which was flagged as low quality. eth Oct 28 '16 at 23:13 Continue reading >>

Ethereum Light Client Withreact

Ethereum Light Client Withreact

I'm a serial entrepreneur. I enjoy AI, UI, and blockchain. I like history and reading too. This is a basic way to setup Ethereum light client with private network. I will talk about 3 things. Light client is an ethereum client which keeps only keys. You can check accurate definition here . Traditionally in blockchain world, everyone keep same databases. Thats why we can trust entire system. I mean we can trust at least our own data. But light client dont keep data. But problem is keeping entire database is tough. When I created an ethereum wallet first time I needed to download entire ethereum database. That syncing process took almost whole day and the file size was huge. A web site said the storage size was more than 75GB in 2016 and was growing 1GB per month. This is insane and only blockchain enthusiast can keep it. You can not run ethereum full node on mobile devices. Or normal users dont want to keep full node on their devicesanyway. Thats why we need light clients. With light clients, user dont need to keep ethereum node. They can just enjoy decentralized services. This is pretty cool. I experimented light client with my private network. Because we can develop dapps for mobile, this has a huge potential. You need at least 1 ethereum node. Since light client dont run ethereum node, we need to run nodes for clients to connect. I installed geth which is Go implementation of the Ethereum protocol. I think geth is most popular. You can check how to install geth here . Once you install geth, you can setup private network. First, you have to prepare genesis block. You can easily create new genesis block with a command line tool called puppeth which is installed with geth. Heres my example. I choose proof of authorization as my consensus algorithm because I dont want he Continue reading >>

25+ Answers - What Are The Best Ethereum Wallets? - Quora

25+ Answers - What Are The Best Ethereum Wallets? - Quora

There are a ton of options but I have a few that I like most. First you are going to need to decide if you want a hardware wallet or a software wallet. Hardware wallets are much more secure, but software wallets are usually free. The ledger Nano S is my choice for the best Ethereum hardware wallet. Its easy to use, reasonably priced and stylish. This is definitely a great choice for anyone who wants the most secure wallet. My personal favorite for an Ethereum digital wallet would be MetaMask. MetaMask is an extension on chrome that allows you to access your Ethereum wallet. Its easy to use and relatively secure. Instant buy available with credit card as backup Coinbase is the worlds largest Bitcoin exchange, so this is a common question. Yes, Coinbase is a Bitcoin company based in San Francisco, and backed by trusted investors. Coinbase is the worlds largest Bitcoin broker, and also offers an exchange, wallet, and developer API. So coinbase is the best online wallet to save you bitcoins. You will also get 10$ worth of bitcoin after you trade $100 worth of bitcoins. You need a computer with an USB port, and a recent version of Google Chrome. The ledger hardware bitcoin wallet can also be hooked up with other wallets like mycelium and coinkite. The wallet interfaces with the computer through a Chrome application which you will need to install on your computer. No additional software installation or account creation is needed. The Ledger Wallet is self-sufficient and allows several coins to be used like BTC, ETH, LTC, DOGE, ZEC, STRAT and XRP Ethereum is only 3 years old and is still pretty young in the market. That's why the wallet ecosystem has very limited options right now. But I am very sure as the technology matures, new Ethereum wallets and will be available for ea Continue reading >>

How To Use Ethereum - Coindesk

How To Use Ethereum - Coindesk

The thought of using ethereum might sound intimidating, but it could be rewarding. If the 'unstoppable world computer' develops according to plan, it could provide alternatives to the Facebooks and Googles that many people use everyday(as explained in " What is Ethereum? "). Ethereummight not be as intuitive as the web as we know it today, but still, anyone with a computer or a smartphone can try the platformout as long as they own ' ether 'unique pieces of code that allow updates to the blockchain's ledger. First, you need a place to securely store your ether (or at least a place to store your private keys). This brings us to ethereum 'wallets'. One caveat is that losing your private key is a much bigger deal than misplacing a password: it means losing your ether, forever. Removing trusted partiesis a two-edged sword. While intermediaries are no longer needed to verify transactions, there's no help desk to turn to for help recovering your secret key. With that in mind, there are plenty of options for wallets to store cryptocurrency: desktop wallets, web wallets, hardware wallets and paper wallets. Choosing one depends on your preferences for convenience and security. Usually these two concepts are at odds with one another: the more convenient, the worse the security (and vice versa). Desktop wallets run on your PC or laptop. One option is to download an ethereum client (a copy of the entire ethereum blockchain). There are a few ethereum clients written in different programming languages and with different performance tradeoffs. This process can take up to a couple days, and will only increase as ethereum grows. The wallet then needs to stay in sync with the latest transactions on the blockchain. Mobile clients, or 'light' clients, require less data to be downloaded to Continue reading >>

Light Client Protocol

Light Client Protocol

The purpose of the light client protocol is to allow users in low-capacity environments (embedded smart property environments, smartphones, browser extensions, some desktops, etc) to maintain a high-security assurance about the current state of some particular part of the Ethereum state or verify the execution of a transaction. Although full security is only possible for a full node, the light client protocol allows light nodes processing about 1KB of data per 2 minutes to receive data from the network about the parts of the state that are of concern to them, and be sure that the data is correct provided that the majority of miners are correctly following the protocol, and perhaps even only provided that at least one honest verifying full node exists. All substantial quantities of data in Ethereum are stored in a data structure known as the Patricia Merkle tree , a tree structure where each node in the tree is the hash of its children. Each set of key/value pairs maps to a unique root hash, and only a small subset of nodes is needed to prove that a particular key/value combination is in the tree corresponding to a particular root hash. The size complexity of a Merkle proof scales linearly with the height of a tree; because each child in a tree has a particular number of children (in our case, up to 17), this means that the size complexity of a Merkle proof is logarithmic in the quantity of data stored. This means that, even if the entire state tree is a few gigabytes in size, if a node receives a state root from a trusted source that node has the ability to know with full certainty the validity of any information with the tree by only downloading a few kilobytes of data in a proof. An SPV proof of a node in a Patricia tree simply consists of the complete subset of tree Continue reading >>

Exodus : Manage Blockchain Assets

Exodus : Manage Blockchain Assets

Track the value of your blockchain asset portfolio, in real time, as market conditions change. Like darker themes? How about a subtle space background? Exodus gives you a personal look with everything from traditional gray to patterns or customized themes. Exodus began development in 2015 from two guys with a passion for blockchain assets. Coding the technical magic behind the scenes, JP has published 196 open source libraries and has written code in use by most Bitcoin and cryptocurrency software on the web. From subtle sounds to smooth animations Daniel creates a trusted, warm feeling when using Exodus. He is a master of emotional design and has designed experiences for Apple, BMW, Disney, Louis Vuitton and Nike. Exodus wraps solid engineering inside beautiful design. We poured our hearts into every detail, from pixel-perfect icons to subtle sounds, making a blockchain asset experience that "just works for normal people". Our goal: Remove the geek requirement to use cryptocurrency and make design a priority - we think it shows. Exodus is designed for people who have never used an exchange. Ready to exchange Bitcoin for Ethereum? Exodus hides the complex details; in seconds, assets are exchanged behind the scenes. Exodus makes it fun and easy to learn and use blockchain assets. No technical talk. No messy wallets. No confusing steps. We know problems are frustrating. Exodus provides an online help desk and 24/7 support resources to get problems resolved quickly. Blockchain assets (also called digital currency or cryptocurrency) are a young, fragmented new frontier. New people buy bitcoin and miss out on exciting, new opportunities. Diversifying means learning about keys, seeds, wallets, blockchains, mining fees, cold storage, and more. Not only do you give up control Continue reading >>

Myetherwallet.com

Myetherwallet.com

Ledger / TREZOR / Digital Bitbox : Use your hardware wallet . Your device * is * your wallet. MetaMask Connect via your MetaMask Extension . So easy! Keys stay in MetaMask, not on a phishing site! Try it today. Jaxx / imToken Use your Mnemonic Phrase to access your account. Mist / Geth / Parity: Use your Keystore File (UTC / JSON) to access your account. **Do not lose it!** It cannot be recovered if you lose it. **Do not share it!** Your funds will be stolen if you use this file on a malicious/phishing site. **Make a backup!** Secure it like the millions of dollars it may one day be worth. **If you do not reveal your bid, you will not be refunded.** You will unlock your account, enter the Bid Amount, and the Secret Phrase. In the event that two parties bid exactly the same amount, the first bid revealed will win. Once the auction has ended (after 5 days / 120 hours), the winner needs to finalize the auction in order to claim their new name. The winner will be refunded the difference between their bid and the next-highest bid. If you are the only bidder, you will refunded all but 0.01 ETH. The auction for this registrar is a blind auction, and is described in EIP162 . Basically, no one can see *anything* during the auction. Be safe & secure: We highly recommend that you read our guide on How to Prevent Loss & Theft for some recommendations on how to be proactive about your security. Always backup your keys: MyEtherWallet.com & MyEtherWallet CX are not "web wallets". You do not create an account or give us your funds to hold onto. No data leaves your computer / your browser. We make it easy for you to create, save, and access your information and interact with the blockchain. We are not responsible for any loss: Ethereum, MyEtherWallet.com & MyEtherWallet CX, and some of Continue reading >>

Use Crypto Wallet Without Downloading The Entireblockchain

Use Crypto Wallet Without Downloading The Entireblockchain

A blockchain essentially made up of a linear series of blocks, each of which primarily consists of (among others): Block Header (containing a reference to the Previous Block Hash, a Merkle Root, and a few other elements). Transactions (a list of all transactions included within the block). To validate a particular transaction, all the preceding incoming and outgoing transactions, to and from the senders address, need to be tracked. In order to do so, a wallet needs to download the entire blockchain locally on the device. This is a one time activity, as later, the software has to only update the blocks that it hasnt downloaded before. This is exactly what a traditional thick-client wallet does. But as the number of transactions grow exponentially, downloading an entire list of transaction records (blockchain) could become inconvenient. To tackle the issue, a technique known as Simplified Payment Verification (SPV) can speed up the verification process to a large degree. And wallets which implement this technique are known as SPV (thin-client) wallets. The list of transaction records included within a block, can be arranged in the form of a Merkle Tree , created from the hash values of those transactions. Thus, the root node (called the Merkle Root) of this tree has a reference to all of the transactions contained in the specific block. SPV wallets just download the block headers of all the blocks included in the blockchain, which is collectively much smaller in size, compared to the full blockchain. To verify a transaction, the light (or SPV) client requests for the Merkle Root of the block (in which the transaction belongs to), from certain full nodes in the blockchain network. The client also requests these nodes for the minimum information (hashing partners) required Continue reading >>

Ethereum Wallet Never Syncing? Use Light Mode.

Ethereum Wallet Never Syncing? Use Light Mode.

I saw a social media post asking for help getting the Ethereum blockchain to synchronise. I recently had the same problem and tried many of the same things to resolve the issues. That is, I opened the ports 30303 and 30304 on my router, enabled uPnP. I even brought a new SSD because the drive I was syncing to was running at 100%. Still, the blockchain would kept lagging behind. I got Ethereum to fully sync with some spicy command line action that puts the geth program into a light mode. The instructions below are for Windows. In the command prompt, change the current directory to the one that holds your local copy of geth.exe cd C:\Users\XXXX\AppData\Roaming\Mist\binaries\Geth\unpacked Wait a few seconds before starting your wallet software as usual. You'll get a screen of debug spam. You can drop the verbosity level to 3, though at three you cannot see if geth is making connections to peers, so I leave verbosity on four. Once you have an up to date blockchain (and you've done whatever business you needed to do), then I like to go back and run: This will eventually get a local copy of the full blockchain. But, for some reason, that mode seems to always be behind for me. Whenever I want to do anything that needs a synced up wallet, I go back to --syncmode "light". I've had no ill effects switching back and forth between light and full syncmodes. One other thing: If your wallet GUI says there is a new version of geth to download, then you'll need to stop the geth running in your command prompt (Ctrl-c) before you download the update. Once the the download is complete, then exit the wallet software and re-run Geth in your command prompt. You'll see Ethereum now synchronises very quickly indeed. Downvoting a post can decrease pending rewards and make it less visible. Commo Continue reading >>

The Top 10 Best Ethereum Wallets (2018 Edition)

The Top 10 Best Ethereum Wallets (2018 Edition)

The Top 10 Best Ethereum Wallets (2018 Edition) By: Sudhir Khatwani In: Ethereum Last Updated: Ethereum currently has the second largest market cap after Bitcoin . Because of this, many investors are now flocking to Ethereum. Naturally, this has surged demand for more secure Ethereum wallets. And in my opinion, this is what all secure cryptocurrency wallets need to have: Private keys Wallets where you control your private keys. Ease of use Elegant UI for ease of use. Development community Active development community. Backup & security Backup and restore features. Compatibility Compatible with different operating systems. I believe that if a wallet doesnt have any one of these things, your coins could be at risk and you could give yourself a major headache. When looking for wallets, make sure that the above requirements are met before you store your coins there. If you want to get hold of ETH Instantly using Bitcoin or any other cryptocurrency, just use the widget below. Here I have listed out the best wallets for Ethereum. They all meet the above requirements. The Ledger Nano S is one of the most inexpensive Ethereum hardware wallets available ($65). Here, Ether is stored offline on the device. Whenever you want to spend Ether, Ledger signs it using the private key stored on the device. You can store both ETH & ETC. Harsh has made few videos guide about Ledger Nano S that you must check out. This will help you to learn everything about Ledger Nano S. The best thing about the Ledger Nano S is that it comes with a small OLED screen which allows you to control your transactions. The security is so robust that you can use your Nano S device even on a hacked computer. Trezor was the first hardware wallet invented for Bitcoin. However,nowTrezor can be used for Ethereum too Continue reading >>

Wallets For Ethereum: An Overview

Wallets For Ethereum: An Overview

With which software can you use Ethereum? Which runs on a mobile phone, which on Linux? Which is good for storing ether, which for tokens, and which can interact with Smart Contracts? We present you a list of wallets for every device and need. While there are dozens of wallets for bitcoin, providing a broad range of choices for every system, Ethereum has only a handful of wallets. However, there are enough to let everybody, from beginners to experts, use Ethereum, with any system, be it a smartphone or a high-end computer. Like with Bitcoin , real nodes are full peers in the Ethereum network. Using it is the most autonomous and direct method to interact with the Ethereum network. Real nodes provide the highest degree of privacy and the widest scope of options. Everything that can be done with Ethereum can be done with a node. You can completely interact with and deploy any kind of smart contract. However, the price for using a full node is a rapidly growing demand on system resources. Here we present the two most popular Ethereum full node clients; Geth and Parity. Both run as a daemon on the system while providing the option to access the blockchain and your wallet with an optical interface. The Ethereum implementation in the language Go is more or less the official client of Ethereum. Around 20,000 Geth nodes are the backbone of the Ethereum network; when the developers agree on new features, they are usually implemented first on Geth, like recently Swarm. You can say, that right now, Geth defines the consensus of Ethereum. If you want to use Geth as a wallet, you can start the Ethereum Wallet or the Web3 Browser Mist . Both share the same graphical interface. With them, you can easily manage your ether and your tokens. Also, the interface allows you to watch, write Continue reading >>

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