On August 4, Polkadot developers launched the Rococo testnet to implement sharding using parallel chains (parachains). According to the developers, the key parameter of shards is communication, otherwise they will act as independent chains. Shards need to interact with peers to enable sending tokens between shards. Rococo’s new testnet is specifically designed to test Polkadot protocols that will enable communication between shards. Three separate parachains are available in Rococo: “tick”, “trick” and “track”, and developers

Certus One co-founder Hendrik Hofstadt attributed the marked increase in Ethereum transactions to the architecture of the popular Geth client. The fact is that now the Geth client, used by Ethereum miners, executes transactions with the same gas size in a random order. This is used by trading companies – they create bots that monitor the queue of unconfirmed transactions on the network. If large transactions are detected on decentralized platforms, such bots create new

Bitcoin is gaining more and more recognition in the world. You can use it to pay for your Twitch subscription, buy plane tickets, book a hotel, and much more. We will tell you which services accept digital money. 1. For travelers Tourism is one of the areas that is adapting the fastest to dealing with digital assets. You can book a hotel almost anywhere in the world by paying with cryptocurrency using the travala.com service.

1. Hacking The main risk for any exchange user is a successful hacker attack. Attackers can steal funds stored in the company’s wallets. In this case, she will have nothing to give clients their funds and she is likely to declare bankruptcy. To reduce the risk of losing funds due to hacking, it is safer to choose the largest exchanges. They invest more money in providing protection and create reserve funds in case of an

Liquality developer Mohammed Nokhbeh has discovered a vulnerability in the Ledger hardware wallet that leads to the withdrawal of bitcoins instead of altcoins. The developers presented a report that described how the attack works. The attacker creates an imaginary transaction with any altcoins, during which bitcoins are debited from users. For example, a trader may have the impression that he is sending 0.01 LTC, but in fact 0.01 BTC will be sent from his wallet.

Cryptocurrency hedge fund Neural Capital announced it would close after losing half of its capital. The fund was launched in 2017. According to local media reports, the crypto assets of the Neural Capital fund were liquidated back in December, and some of the cash is still kept in escrow accounts, which violates the previously agreed storage periods for several months. However, the fund is already returning the remaining funds to investors. By 2019, Neural Capital

The developer of the decentralized crypto-ruble DeFi platform MonolithosDAO announced that on Monday, August 3, the second stage of the MDT token sale – a token for managing the Monolithos network – has started. At this stage, the liquid MDT / ETH pair is added to the listing of the Uniswap decentralized exchanger. Monolithos is allocating 500K MDT for sale on Uniswap and providing them with Ether. The initial token price was $ 0.42 and

Bitcoin developers have released an updated version of the main software client Bitcoin Core 0.20.1 with a mechanism to limit the “misbehavior” of peers. The Bitcoin Core client update contains only minor changes and improvements, unlike the previous version of Bitcoin Core 0.20, which was presented in early June. Version 0.20 was mainly aimed at moving away from the OpenSSL cryptographic library, which caused bugs, crashes and network problems. According to the accompanying documentation, the

Monero and Tari Labs will present a guide for cryptocurrency exchanges to place cryptoassets with increased privacy. The document will be released under the title “The Fundamentals and Regulation of Privacy-Enabling Cryptocurrencies”. It will be published by the law firm Perkins Coie. The developers explained that the guide will be a “white paper” detailing how the improved tools can reduce the risks associated with anonymous cryptocurrencies. Marketplaces will receive instructions on how to place XMR

The biggest damage in the blockchain industry comes from Ponzi schemes. They are especially popular with scammers who deceive hundreds of thousands of people every year. 1. How do financial pyramids work? The organizer of the pyramid scheme invites investors, promising them high profits in the future. There are two conditions: the victims must contribute money and invite new members. Those are given a similar task and so on along the chain. All the profits