New project uses rollups to build Linux-based decentralized computer
The Cartesi team thinks rollups can be used for more than just Solidity smart contracts. Layer-two project Cartesi has unveiled a rollup-centric design for its Cartesi Machine, a Linux-based virtual machine that would allow developers to run any type of computing application secured via blockchains. Cartesi’s design uses a slightly modified version of Optimistic Rollups, a layer-two technology developed within the Ethereum ecosystem, to power its virtual machine. In contrast with Optimism’s implementation, which uses this type of rollups primarily to maintain full compatibility with....
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Bitcoin startup 21 Inc. is releasing its first ever consumer product - a tiny, Linux-operated computer that is both a bitcoin miner and allows users to buy, sell and rent products for Bitcoin. 21 Inc. has developed a diminutive $400 computer that is equipped with a WiFi adapter, a 128 GB SD card that includes the factory-installed copy of the Bitcoin blockchain and a custom version of Linux, the 21 Bitcoin OS, preinstalled. It also features a custom energy-efficient mining chip built-in to the device and a micropayments server. 21 Inc. has already developed a mining chip for smartphones,....
While cryptocurrency mining malware has generally been targeted at PCs running the Windows OS, owners of Linux-based machines are now experiencing a taste of malware misery too. Computer security company Symantec has identified a new version of an old worm that has been going after Linux-based routers and set-top boxes for some time. The Darlloz worm, as it is called, has evolved to attack Linux desktops and to press them into service as unwilling cryptocurrency miners, IDG News Service reports. Darlloz is a rather unusual piece of malware, as it was originally developed to wreak havoc on....
21 Inc. has unveiled its 'Bitcoin Computer' that boasts of 'native hardware and software support' for the Bitcoin Protocol. This Computer has been produced with the funding the company received from Qualcomm, Cisco, and Andreessen Horowitz. The company has made this computer available at a price tag of $399.99. The salient features of the Bitcoin Computer are - One can now buy digital goods with the constant stream of Bitcoin mined by a 21 Bitcoin Chip. It allows a user to sell anything to anyone for a Bitcoin with the built-in 21 Micropayments Server. The computer also boasts of easily....
When is a computer not a computer? While 21 Inc.’s new computer doesn’t have keyboards, monitors, and a massive enclosed hard drive, it may have just taken Bitcoin to the next level with their new 21 Bitcoin Computer. Ok, what’s so great about this new computer by 21 Inc.? Well, it works through whatever OS you have via USB. As a stand-alone Linux machine or connected to Linux, Mac, or Windows via USB, it is small, but versatile pocket-sized computer. Most importantly, it is designed to be the first computer that is Bitcoin-optimized with native hardware and software support exclusively....
The funding will be used to further develop zkSync v2, which is currently live on testnet. Matter Labs has announced a major new funding round to further develop the second version of its Ethereum-based rollups, zkSync.On Nov. 9, Matter Labs announced it had secured $50 million in a Series B round led by Andreessen Horowitz and included participation from existing investors Placeholder and Dragonfly Capital. The new round follows Matter Labs’ $6 million Series A in February, and saw participation from many new investors including Crypto.com, ConsenSys, and OKEx.The new cash injection will....