Bitcoin is going to be big, we predicted way back in 2010.The value of Bitcoin soared from a little over 1 USD in 2011 to a mammoth 1000 USD in 2013.Bitcoin is now a world-wide phenomenon with nearly 100,000 transactions every day.The revolutionary new "internet currency" is changing the world as we know it.Be it any platform, if you want to use Bitcoins, you have to have reliable Bitcoin clients.And here we'll discuss 3 of the best free Bitcoin clients available for Ubuntu (and Linux) and the required steps for installing each one of them.The biggest priority as far as a Bitcoin user is concerned is security, and MultiBit bitcoin client is a perfect blend of security and functionality.MultiBit is free to download, is very easy to install and is open source (MIT license).It is a very good wallet management software for Bitcoin beginners with many advanced features such as  the support for multiple wallets, locally stored encrypted private keys etc. Do the following to install MultiBit in Ubuntu.

Download the latest MultiBit installer for Linux (No direct links for your own safety).Open Terminal (CTRL + ALT + T) and CD into your Downloads folder.Make the downloaded file executable.Now, to install MultiBit, you need to have the latest Java version installed.Now let's do the installation.Copy-paste the following command into Terminal.An installation wizard will pop up walking you through the required steps.Finish it and you're ready to go.MultiBit installation has been completed successfully.Armory is a Bitcoin wallet management platform which is designed from the ground up to provide the highest level of security to savvy Bitcoin users.It is intended for the super-paranoid among you, who don't like to take any chances when it comes to Bitcoin management.Apart from the usual set of features like support for multiple wallets and such, Armory has many advanced functionalities like offline wallets, built-in dialog for printing permanent copies of your wallet, three different user modes for beginners and advanced users alike and so on.

The only draw-back is the fact that, Armory needs either bitcoin-qt or bitcoind (bitcoin-qt without GUI) to work, which inturn translates into significant disk-space usage.According to the Armory devs, it is not possible to remove this dependency without compromising on the security and privacy that Armory currently offers.Armory is open-source (licensed under the AGPL V3) and it's available for free download and use.Luckily for Ubuntu users, well tested DEB packages are available for easy installation of Armory Bitcoin client.Installation of Armory in Ubuntu is rather simple.Download the appropriate DEB file.And double-click to install it.Ubuntu Software Center will do the rest.Before installing though, I would recommend you to verify the authenticity of the downloaded Armory DEB package by following the instructions given in the download page.Armory is installed and ready to go.More Armory download options.And then there's Bitcoin-Qt, the official Bitcoin client which acts as the backbone of Bitcoin's network security.

As we noted earlier, a client like Armory needs Bitcoin-Qt or its headless counterpart in order to run properly.Since Bitcoin-Qt is run by the majority of the nodes, it is well-maintained, thoroughly tested and reviewed, and has fool-proof security.Though the functionalities are more basic when compared to Armory or MultiBit.usb to pcie bitcoinTo install the latest stable version of Bitcoin-Qt (0.8.6 ie.)bitcoin per jamin Ubuntu, you need to add the following PPA.bitcoin sec etf newsDo the following in Terminal.bitcoin gtx 750 tiLaunch Bitcoin-Qt from Unity dash.bitcoin cours 10 ans

More Bitcoin-Qt download options.Disclaimer: Though utmost care has been given to each and every step described here, please double-check everything before going ahead with installation, especially if you have Bitcoins stored locally.We can't guarantee their safety.ethereum stock forecastFor more info on Bitcoin clients available for platforms such as Android, read this Wiki.Here’s something every bitcoin owner should know: the safety and security of your bitcoins is ultimately your responsibility.Everything You Need to Know About Bitcoin Many netizens have heard of bitcoin, the digital currency.This means it exists electronically.To be more precise,…Read more Combining digital security knowledge as well as secure bitcoin storage is important if you don’t want your accounts hacked and bitcoins drained.Remember – bitcoin transactions are not reversible.To send or spend bitcoins, one must have access to both public and private keys.

Private keys, especially, must be protected.There are a few types of bitcoin wallets and they have varying security mechanism to ensure the safety of private keys.Simplistically, bitcoin wallets can be divided into 5 types: desktop, mobile, online, hardware and paper wallets.Some types may overlap or used in combination with each other.I’m going to touch on what to expect from each type and feature a few examples you can try out.Here are 14 secure bitcoin wallet options you can choose from.Bitcoin Core is the first and original wallet.Using this option means having control over both your public and private keys, which ensures safe storage.However, Bitcoin Core also requires a lot of space as the software comes with data on every bitcoin transaction ever performed.According to the download page, as of 2016 you need 65GB of free space – this number will increase as more bitcoin transactions happen every day.Just over 30MBs, Multibit is a lightweight desktop bitcoin wallet.Many people use it together with KeepKey (more about this below), a USB device that requires your manual confirmation before any bitcoins can be transacted.

Calling themselves ‘The Only Open-Source Wallet With Cold Storage and Multi-Signature Support’, Armory is one of the popular options around for desktop bitcoin wallet.Private keys are stored in an offline computer, which means that only someone with access to the physical location of the computer (it is kept secret) can steal bitcoins.Note: All the recommendations below are available for both Android and iOS users.Mycelium is one of the safest and most recommended options for secure bitcoin storage on mobile.Boasting ‘bank grade security’, it boasts Hierarchical Deterministic wallets, private key deletion and ‘watch only’ accounts.This full-fledged bitcoin service provider offers both online and mobile secure bitcoin wallets.What differentiates Wirex from the rest is its ease of use while not compromising security.Users get multi-signature (‘multi-sig’) wallets and can enable 2-factor authentication (2FA) for both app and Wirex-linked email address, making third-party breaches hard.

Famous for its vault and security, Xapo combines cold storage and multi-sig technology to keep users’ bitcoins safe.Its servers are kept ‘behind reinforced concrete walls, a steel blast door and radio wave-blocking Faraday cage’, located ‘within the Alps’.Although the bitcoin wallets recommended in this section have high reputation, we suggest you keep larger amounts of bitcoins in other types of wallets.Blockchain.info is the most popular (8 mil wallets) website everyone uses to perform and check bitcoin transactions.They are often praised for its ease of use, multi-country support, and cross-platform capability.Aside from web wallet, Blockchain.info is also available on desktop and mobile app.A respected name in the Bitcoin world, BitGo is considered a leader in blockchain security.BitGo is great for individuals and businesses who prefer near-instant transactions.Usually, a bitcoin transaction needs between 3-6 confirmations, taking about 30-60 minutes.With BitGo Instant and its zero-confirmation technology, users can make both secure and fast transactions.

Many bitcoin holders have the tendency to check bitcoin wallets multiple times to reassure themselves their bitcoins are still there.This constant login-logout might be unsafe if it was done over unsecured WiFi or exposed to malware or phishing tactics.GreenAddress’s watch-only mode helps users to check balances without compromising safety.Hierarchical Deterministic wallets also help to keep users’ bitcoins secure.One of the biggest fears of a bitcoin holder is unknown transaction that depletes all of their bitcoin savings.KeepKey helps to alleviate this fear.Users will have to approve each outgoing transaction on the KeepKey device, manually.Private keys remain in the device, which is also PIN-protected in case it falls into the wrong hands.A trusted name and endorsed by many key Bitcoin community leaders, Trezor is small and simple to use.It features security against malware and disaster recovery in case of theft or loss.The smallest and most cost-effective option, the USD-sized Ledger Nano comes in a few variations.