Bitcoin Wallet Electrum Now Supports Lightning, Watchtowers And Submarine Swaps

One of the preferred Bitcoin pocketbooks, Electrum, now helps Lightning Network finances.

The newest swathe of main adjustments was launched in model 4.0, one in every of its largest upgrades for the reason that Bitcoin pockets launched in 2011. (Note: Since the 4.Zero launch, some bug fixes have been added.) Lightning finances are seen as the way forward for Bitcoin as a result of they’re cheaper and would enable many extra customers to make bitcoin cryptocurrency proceedings without delay.

This makes Electrum the oldest pockets to have adopted Lightning finances up to now.

Lightning help in Electrum is a very years coming. Electrum founder Thomas Voegtlin first knowing CoinDesk final summer season that Lightning would make it into the following launch.

“[We] distinct to adopt Lightning because we see it as the way forward for Bitcoin. Lightning is quite complex and not without its issues but finally it is the most promising presently better-known way of grading Bitcoin. It also allows fast, cheap and more private payments,” onymous Electrum developer SomberNight knowing CoinDesk in an e mail.

In order to help Lightning proceedings, the builders really wrote a totally new implementation of the Lightning communications protocol “from scratch,” SomberNight mentioned, or els of utilizing a preferred implementation, corresponding to Lightning Labs’ LND or Blockstream’s c-lightning. That’s one motive the discharge took so lengthy.

An Electrum watchtower

In addition to help for Lightning finances, Electrum 4.0.2 now helps much of different improvements with this new launch that might make utilizing Lightning safer and few bumpy for customers.

For one, Electrum has carried out its personal Lightning watchtower, an essential element of the Lightning Network, which scans the Bitcoin blockchain with a view to discover and forestall fraud.

Though there are just few watchtower implementations on the market now, they notwithstandin aren’t generally used but throughout the Lightning Network, regardless of being an essential piece. In this manner, Electrum’s watchtower help is a step towards a greater Lightning Network.

Submarine swaps

Then, there are “submarine swaps.” Accepting finances cadaver to be a difficult a part of the Lightning Network as a result of customers want what’s better-known as “incoming capacity” to obtain finances, which suggests finances have to be positioned in a sure a part of an individual’s Lightning “channel,” which is kinda like an account .

The caustic remark is customers “will not be able to receive payments until they spend some money,” as SomberNight put it.

“To solve this, we enforced ‘submarine swaps,’ which are atomic exchanges of on-chain and Lightning bitcoins,” SomberNight knowing CoinDesk. In different phrases, submarine swaps makes it achievable to ship regular bitcoin to a Lightning channel, providing a proficiency for customers to refill their incoming capability.

“Electrum Technologies runs a central server that facilitates these swaps, for a fee. This allows users to buy incoming capacity to be able to receive Lightning payments,” the developer added.

Hardware help for Lightning

Electrum in addition built-in Lightning with {hardware} help. Because {hardware} pocketbooks retail merchant bitcoin offline past the attain of hackers they’re thought of top-of-the-line methods of securing bitcoin.

“You can [now] use Lightning directly with your hardware pocketbook: Channel-opens and channel-closes can directly pay from and to addresses backed by a hardware device. Your Lightning balance, patc in channels, will not be secured by the hardware but all your on-chain balance will be, and it’s very convenient to have a shared single pocketbook that you can use to pay both on-chain and Lightning,” SomberNight knowing CoinDesk.

The Electrum me has been engaged on different options too. Electrum pockets customers can view the total launch notes right here.


The chief in blockchain information, CoinDesk is a media outlet that strives for the best print media requirements and abides by a strict set of editorial insurance policies. CoinDesk is an unbiased working subsidiary of Digital Currency Group, which invests in cryptocurrencies and blockchain startups.

Bitcoin Wallet Electrum Now Supports Lightning, Watchtowers And Submarine Swaps

Your Opinion Matters

Quality - 10


Total Score

Your feedback is important to us to improve our services. We constantly seek feedback to improve and evolve our service, whilst identifying opportunities to assist clients in realising their business objectives.

User Rating: 4.75 ( 4 votes)

Show More

Patricia Bakely

Earn Free Bitcoin Online with

Related Articles

Leave a Reply

Back to top button