Курс USDCUSDC

A hacker exploited a vulnerability in the Dogecoin network, crashing 69% of its nodes and raising concerns about security and resilience in cryptocurrency systems. Dogecoin, one of the most recognizable meme coins, experienced a severe setback on December 12 after a hacker exploited a vulnerability that caused 69% of its network nodes to crash. The exploit, executed by Andreas Kohl, co-founder of Bitcoin sidechain Sequentia, demonstrated the network’s fragility and raised pressing questions about the robustness of cryptocurrency ecosystems. Using an old laptop in rural El Salvador, Kohl targeted a vulnerability previously disclosed by researcher Tobias Ruck. Before the attack, Dogecoin’s network boasted 647 active nodes, per Blockchair data. Following the exploit, the number of operational nodes plummeted to just 205, though it has since slightly recovered to 315, leaving the network functioning at reduced capacity. The exploit was likened to the premise of the Japanese manga Death Note, where writing a person’s name causes their demise. Similarly, DogeReaper allowed anyone to target specific Dogecoin nodes and crash them through a segmentation fault—a critical error in which a program attempts to access restricted memory. The Department of DOGE Efficiency warned that the vulnerability could theoretically bring down the entire Dogecoin network. With node addresses publicly accessible, a determined attacker could halt transactions and block production, crippling the cryptocurrency for days. Dogecoin Not The First Amid Weak DeFi Security This event has spotlighted Dogecoin’s security practices, as the community criticized the negligence. Although Dogecoin developers had already released a patch addressing the DogeReaper vulnerability in version 1.14.9 of Dogecoin Core, most nodes—estimated at 87%—remained un-updated during the attack. Earlier this year, the Cardano blockchain experienced a similar attack, but Cardano successfully thwarted the attack, prompting developers to announce a node upgrade to enhance network security. The attack, which began at block 10,487,530, sought to exploit the network’s fee mechanism by overloading it with transactions executing 194 smart contracts each while spending just 0.9 ADA per transaction. The attacker aimed to steal staked Cardano tokens by manipulating reference scripts and burdening validators with excessive workloads. Despite the high transaction load, the attack failed to disrupt the network or move any stolen funds. Developers swiftly reclaimed the attempted theft. Cardano CEO Philip Disarro mockingly noted the attacker inadvertently contributed to the ecosystem’s open-source efforts. Undoubtedly, Kohl’s move has also contributed to the Dogecoin open-source effort. The community is expecting a patch soon, just like Cardano developers did. The DeFi security in 2024 has been a major topic of discussion in the crypto community. Many claim security has been neglected while hackers are constantly evolving their tactics. Just this month, a GigaChad (GIGA) token investor, known as “Still in the Game,” fell victim to a sophisticated phishing attack that stole $6 million worth of tokens. The attacker used a fake Zoom link mimicking an official URL to steal wallet credentials. Once inside the wallet, the hacker liquidated 95.3 million GIGA tokens, converting them into Solana (SOL), Tether (USDT), and USD Coin (USDC) stablecoins.

Ripple $XRP , one of the leading innovators in the blockchain industry, has taken a significant step forward with the launch and approval of its RLUSD stablecoin. Built on the XRP Ledger (XRPL), RLUSD is a U.S. dollar-backed stablecoin aimed at combining regulatory compliance with blockchain efficiency. This development not only enhances Ripple’s ecosystem but also highlights its ambition to solidify its role as a leader in the stablecoin and cross-border payment markets. What is RLUSD? ----------------------------------- Stablecoins, cryptocurrencies pegged to stable assets like fiat currencies, have become an essential part of the blockchain ecosystem. RLUSD is Ripple's answer to the growing demand for stable, reliable, and fast transaction solutions. Developed on the high-performance XRPL, RLUSD offers near-instant transaction settlement and low fees—characteristics that make Ripple’s ledger a preferred choice for enterprise and retail users alike. The stablecoin is expected to target multiple use cases, including: Cross-Border Payments: Leveraging Ripple’s expertise, RLUSD aims to simplify international remittances by providing a faster, more transparent alternative to traditional banking systems. DeFi Expansion: RLUSD can be integrated into decentralized finance (DeFi) applications on the XRPL, driving innovation in lending, borrowing, and liquidity provision. Enterprise Solutions: Businesses can use RLUSD for seamless B2B transactions, reducing time and costs associated with conventional payment methods. Ripple’s focus on regulatory compliance ensures RLUSD meets stringent requirements, addressing the growing concerns surrounding stablecoins in global markets. Impact on XRP and the Ripple Ecosystem ----------------------------------- The launch of RLUSD adds another layer of utility to the XRP Ledger. While XRP, Ripple’s native cryptocurrency, has historically been at the center of the company’s ecosystem, RLUSD introduces a complementary asset that could attract a broader user base. For XRP holders and investors, the stablecoin’s approval signifies several potential benefits: 1. Increased Liquidity: With RLUSD operating on the same ledger as XRP, liquidity across the ecosystem could see a significant boost. This could, in turn, strengthen XRP’s utility as a bridge asset for cross-border transactions. 2. Broader Adoption: Enterprises and institutions hesitant to adopt cryptocurrencies due to volatility might be more inclined to use RLUSD, thereby indirectly driving traffic to Ripple’s ecosystem. 3. DeFi Opportunities: The introduction of RLUSD could pave the way for XRPL-based DeFi protocols to flourish, giving XRP and RLUSD holders access to yield-generating opportunities. Meme Coin Listings on XRPL: Speculation or Reality? ----------------------------------- As Ripple continues to innovate, rumors about potential meme coin listings on XRPL have started circulating. Meme coins, characterized by their community-driven appeal and viral nature, have emerged as a major trend in the crypto space. Coins like Dogecoin (DOGE) and Shiba Inu (SHIB) have proven that retail investors are eager to engage with fun, low-stakes cryptocurrencies. While Ripple has historically focused on institutional use cases, the listing of meme coins could signal a shift toward embracing a more retail-oriented approach. Such a move could boost activity on the XRPL, attract new users, and diversify Ripple’s ecosystem. However, any adoption of meme coins would likely need to align with Ripple’s long-term vision of utility and compliance, making such a development less likely unless it serves a strategic purpose. Opportunities and Challenges ----------------------------------- Ripple’s RLUSD stablecoin and potential meme coin listings represent significant opportunities but are not without challenges. Opportunities: Regulatory Leadership: By ensuring RLUSD complies with regulations, Ripple could set a new standard for stablecoin operations, gaining the trust of both regulators and users. DeFi Integration: RLUSD could fuel the growth of DeFi on XRPL, positioning the ledger as a viable alternative to Ethereum and other popular networks. Wider Adoption: Enterprises and retail users alike could be drawn to Ripple’s ecosystem due to the reliability and cost-effectiveness of RLUSD. Challenges: Regulatory Scrutiny: Stablecoins remain under heavy regulatory observation, especially in the U.S., where agencies are closely examining their impact on the financial system. Market Competition: Ripple faces stiff competition from established stablecoins like USDT, USDC, and newer entrants looking to capture the same market. Public Perception: Balancing its reputation as a serious player in blockchain with the potential listing of meme coins could be tricky for Ripple, as it risks alienating institutional partners. Conclusion ----------------------------------- Ripple’s RLUSD stablecoin marks a new chapter in its journey, showcasing its ability to innovate and adapt in the rapidly evolving crypto landscape. By addressing regulatory concerns and leveraging the XRPL’s technical advantages, RLUSD has the potential to attract a diverse range of users, from institutions to retail investors. Speculation around the possible listing of meme coins adds an intriguing dimension to Ripple’s future. While such a move could increase adoption and activity, Ripple’s cautious and compliance-driven approach ensures that any expansion will align with its overarching mission to revolutionize payments. In the broader context, RLUSD positions Ripple as a key player in blockchain-based finance, offering a stable and scalable solution for a wide range of use cases. Whether this momentum will translate into further breakthroughs or a more diversified ecosystem remains to be seen, but Ripple is undeniably shaping the future of crypto one innovation at a time.

$F SynFutures has strategic investors and aims to provide accessible DeFi services to retail investors. SynFutures is a decentralized derivatives exchange platform that allows users to trade futures contracts based on various assets, including cryptocurrencies, altcoins, indices, NFTs, and real-world assets. The platform offers features such as 30-second asset listings, single-token liquidity provision and trading, and rigid risk management. History Following the large success of the Automated Market Maker (AMM) model, decentralized exchanges have become a driving force in the crypto space. In January 2021, Uniswap reached a trading volume of $30 billion and has even surpassed the daily volume of centralized peers such as Coinbase a few times. This success story has proven the feasibility of open financial services and has inspired many other DeFi projects. Following this trend, SynFutures has set its focus on building an open and trustless derivatives market. A derivative is a contract that derives its value from the performance of an underlying. The underlying could be anything: your favorite stock, interest rates, or even coffee beans. Today, derivatives are mainly used by traders and businesses. The former use the contracts to speculate and the latter use derivatives to protect themselves against unfavorable changes in the prices of their inputs and outputs. By buying a derivatives contract, the price of the underlying can be locked in and the risk can be hedged completely. The problem with derivatives today is that most of these complex financial products are only available to professionals and large institutions. By providing ordinary retail investors with the tools to trade derivatives, SynFutures seeks to democratize the market. In addition, with options and futures transactions accounting for 70% of traditional trading volume in 2019 according to the Bank for International Settlements, SynFutures believes there is a large opportunity in bringing derivatives to crypto. Moving to DeFi, the total value locked in derivatives reached its peak at 4.2 billion dollars in May 2021. Traditional derivatives estimated to be a whopping 560 trillion dollar market, the team may be right about the market opportunity. The selling proposition of SynFutures is providing a permissionless derivatives market. Following this idea, the platform will allow arbitrary trading pairs to be created and traded at arbitrary maturities. The first version of the protocol will be a futures market and will initially only support ETH, USDC, USDT, and DAI using price oracles Uniswap and Chainlink. Over time, additional oracles will be introduced to eventually enable the trading of any asset with a price feed. SynFutures allows on-chain parameters to be securitized and its first product in this category is the hash rate futures contract. Finally, thanks to the project’s innovative Synthetic AMM model, users can create a new trading pair by simply providing liquidity in one asset. After the futures market is launched on Mainnet, the team will focus on product upgrades with the goal of becoming a Swiss Army knife for derivatives trading. Shared-margin futures and a more advanced trading UI are scheduled for Q3. To further boost capital efficiency of the protocol, cross-margin futures are anticipated for Q4. Concurrently, the team will continue to integrate with new networks to become a true multi-chain platform. $F

Ripple stablecoin just got the final stamp of approval from the New York Department of Financial Services (NYDFS). This is a pretty big deal because the NYDFS isn’t exactly known for handing out approvals easily, they’re one of the toughest financial regulators out there. This opens up a lot of doors. With NYDFS approval, Ripple’s stablecoin is now officially cleared for launch and can be used by banks, financial institutions, and even regular folks who want a stable digital currency. This could make Ripple a bigger player in the stablecoin space, which is already pretty competitive with heavyweights like USDT and USDC dominating the scene. The timing couldn’t be better either. As regulators worldwide are tightening their grip on crypto, having a seal of approval from a regulator like the NYDFS gives Ripple a huge credibility boost. It shows they’re playing by the rules and might even attract more institutional interest. It’ll be interesting to see how Ripple’s stablecoin performs in the market, especially since the company has been making waves with its other blockchain solutions. $XRP

Tether just fired up the printing presses again and cranked out a cool $1 billion worth of USDT. . This isn’t a one-off move either Tether’s been on a serious minting spree lately, with a whopping 19 billion USDT tokens added to circulation in just the past month. Talk about making it rain! So, why is Tether on this rapid printing journey? There are a few things to consider. For one, the demand for stablecoins has been climbing as people look for ways to move money around in crypto-land without dealing with the wild price swings of regular cryptocurrencies like Bitcoin or Ethereum. USDT is still king when it comes to stablecoins, but the competition is heating up. Rival coins like USDC and DAI are giving Tether a run for its money, and newer players are constantly entering the market. And let’s not forget about the regulatory drama. Stablecoins have been under the microscope lately, with governments and regulators all over the world trying to figure out how to handle them. Tether’s got its share of critics who’ve raised questions about whether every USDT is truly backed by reserves. Printing another billion dollars' worth of tokens is bound to stir the pot even more. Still, Tether remains the go-to stablecoin for most crypto users. Whether you’re trading, earning, or just parking your funds in a stable asset, USDT is usually the top pick. It’s clear that Tether is doubling down to keep its position as the market leader, but only time will tell how this strategy plays out in an increasingly crowded and closely watched space.