How to select a crypto currency wallet
On the news level, the Mutual Fund Association has again issued a risk warning about participating in speculation in offshore virtual currency trading platforms; Trump said Saudi Arabia and Russia to reach agreement on oil production soon; CAS academician Zheng Zhiming: blockchain is gap between Chinese and foreign information sectors The smallest technology; 65 national cybersecurity experts form coalition to fight hospital crypto-ransomware
The vast majority of current game items are associated with the user's game account, and all data in the account is stored in the game company's The server. In other words, the items you've worked so hard to get or the equipment you've spent money on don't really belong to you. Once your account is banned, the game assets are gone. This is not the case with NFT assets, which are stored on the blockchain and the game company has no control over them, as long as you own the Private keys, so you can access and transfer them.
On July 11, Japan-based cryptocurrency exchange BITPoint received XRP from its hot wallet irregularly Streaming Alert. A few hours later, BITPoint realized that Bitcoin, XRP, Ethereum, Bitcoin Cash and Litcoin had was moved from the exchange's hot wallet without authorization. In total, $32 million worth of cryptocurrency was removed from BITPoint's hot wallet, of which $23 million Belong to BITPoint users
As for light (SPV) clients, unfortunately, an Eclipse attack is launched against them Not hard at all. There are very few bitcoin nodes that can serve the light client, and in addition, the light client's anti-witch (anti-Sybil) ) mechanism is also poor (Electrum has the same problem). Thus, it requires the attacker to run hundreds of malicious nodes/servers and provide different IPs to Eclipse light clients To be clear, the whole process takes an hour and costs less than $100!
This March's recipients include Jon Atack, who since early 2019 has been working for the Bitcoin Core contributes to the effort. According to his website, he is planning to review the code in more depth and fix bugs. He also wants to improve the Bitcoin Core wallet. Now, thanks to this grant, he will get financial support to continue contributing to the development effort
[Monitoring: 980 BTC transferred from unknown wallet to OKEx exchange] According to Whale Alert monitoring, Beijing At 6:13 pm time, 980 BTC (worth $10.13 million) were transferred from Unknown Wallet to the OKEx exchange. The transaction hash is. 058af50247fe17b49fe47b3eba906fa204a5d3d40d0497e8089c655feb0e255f
If the user is not logging in for the first time and the wallet information has not changed (a change in wallet information is a digital currency wallet contract pack upgrade or wallet) (key replacement), in which case, if the user has only one digital currency wallet, he or she acquires that wallet's contract package directly (including execution of the (code, wallet logo and wallet certificate), which is displayed after authentication; if the user has multiple digital currency wallets, the user is shown the Wallet list, the user selects to get the corresponding wallet contract package, the wallet is displayed after verification.
As such, it's unclear whether this is an unintentional vulnerability, or a well-hidden backdoor to centralized mining in ethereum. Minehan said it would be easy to fix the vulnerability, but if so many people are ignoring this, then no It's clear what else they may have overlooked.
After many delays, the adoption of Russian encryption legislation has once again been delayed, this time with the reason given by the Russian government as the new Crown virus pandemic