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AndUs to implement ZK rollups on Its public permissionless blockchain

Web3 & Enterprise·November 22, 2023, 7:18 AM

AndUs, the South Korean developer of public permissionless blockchain Anduschain, announced on Wednesday (local time) that it is preparing to implement zero-knowledge (ZK) rollup technology into its blockchain to enhance scalability and security. ZK rollups are layer-2 scaling solutions that move transactions off-chain to increase throughput on the Ethereum mainnet.

Photo by Shubham Dhage on Unsplash

 

Perspective on ZK rollups

Many Korean projects are focused on developing various layer-2 solutions. Against this backdrop, Park Sung-jun, CEO of AndUs and a Ph.D. in cryptography, believes ZK rollups will eventually surpass the currently popular optimistic rollups as the mainstream technology. Although both ZK and optimistic rollups improve scalability by processing transactions off-chain, they differ in their approaches: ZK rollups rely on validity proofs, while optimistic rollups utilize fraud proofs.

 

Introduction next year

Holding this belief, AndUs has formulated a ZK rollup implementation plan and has begun its development, aiming to introduce it by next year. Park commented that this upgrade will significantly improve the blockchain’s speed and expressed plans to offer the world’s lowest gas fees.

AndUs claims that their DEB consensus algorithm focuses on fairness, enabling nodes to engage in mining without preconditions. Furthermore, Anduschain’s ZK rollups will be fully compatible with Ethereum virtual machines (EVMs), facilitating a seamless transition of decentralized applications (dApps). The cryptocurrency used on Anduschain is named DEB, and it is currently listed on cryptocurrency exchanges ProBit Global and MEXC, according to CoinMarketCap.

AndUs has been participating in the Tech Incubator Program for Startups (TIPS) program, which is led by private investments under the guidance of the Korean Ministry of SMEs and Startups.

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Web3 & Enterprise·

Jan 05, 2026

South Korean card issuers line up stablecoin plans as regulation nears

South Korean credit card companies are preparing to develop a stablecoin-powered payment system, Yonhap Infomax reported. The Credit Finance Association (CREFIA)—a nonprofit comprising credit card firms, leasing companies, and venture capitalists—plans to launch a second task force this month. The group aims to prepare for the anticipated regulatory framework governing stablecoins.Photo by rupixen on UnsplashStablecoin cards, settlement under reviewThe task force will discuss building a comprehensive system covering the entire transaction process, from stablecoin-based card payments to merchant settlements. The agenda also includes testing stablecoin-powered debit cards, which would allow users to pay at standard card terminals just as they would with traditional cards. This second task force will include nine credit card companies—including Samsung Card, Shinhan Card, and KB Kookmin Card—that participated in the initial task force formed last July. At that time, CREFIA and the participating firms held weekly meetings on regulatory and technological issues while gathering input from external advisors. Through that process, the group examined whether credit card companies could legally engage in stablecoin businesses under the current Specialized Credit Finance Business Act. They also jointly filed 30 stablecoin-related trademark applications and reportedly sought consultations with financial authorities on securing payment and settlement accounts for stablecoin transactions. This push into the sector comes despite lingering uncertainty regarding the government’s phase-2 virtual asset legislation. Progress on the draft has been delayed due to disagreements between financial and monetary authorities. The Bank of Korea favors a model where only consortia with majority bank ownership can issue stablecoins. By contrast, the Financial Services Commission opposes setting a specific bank-ownership threshold in law to allow participation by non-bank firms. The forthcoming legislation is expected to comprehensively regulate stablecoins, including their issuance, distribution, and custody, leaving companies to await clearer guidance. Despite the legislative delays, the credit card companies are positioning themselves to move quickly once the rules are finalized. Investor sentiment shifts to U.S. equitiesWhile traditional financial firms explore digital assets to expand their business, South Korean investors are prioritizing U.S. equities over cryptocurrencies for this year. According to a weekly survey of 2,000 respondents conducted by CoinNess and Cratos, 30.8% said they plan to focus on U.S. stocks. Cryptocurrencies ranked second at 25.5%, followed by gold and silver (18.3%), Korean stocks (12.8%), and cash (12.7%). Market sentiment toward Bitcoin also appears cautious. 22.7% of respondents said they expect Bitcoin to rise or surge this week, down from 28.9% the previous week. Meanwhile, 38.3% predicted the price would move sideways, while 39% expected a fall or plunge. Asked about the broader crypto market, 50.8% of respondents said fear or extreme fear was prevailing. 

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Web3 & Enterprise·

Nov 08, 2023

Barunson Labs and EQBR forge partnership to develop film-based security tokens

Barunson Labs and EQBR forge partnership to develop film-based security tokensBarunson Labs, a Korean blockchain-based platform for culture and arts, has joined forces with Web3 firm EQBR Holdings to offer film-based security tokens, aiming to bridge the realms of finance and cinema both in Korea and overseas.Photo by Felix Mooneeram on UnsplashBarunson’s diversified endeavorsBarunson Group, the parent company of Barunson Labs, has been a major leader in various cultural ventures involving film, drama, virtual reality, games and the metaverse. Notably, its production subsidiary Barunson E&A is known for its investment in “Parasite,” the critically acclaimed movie that won four Oscars at the 92nd Academy Awards.Earlier this year, Barunson Labs applied for a financial regulatory sandbox — a program under Korea’s Financial Services Commission that offers a special and provisional regulatory exemption for financial services that have been recognized for their innovativeness — to launch security tokens based on films. To gain approval, the firm also released the beta version of CRADE, a blockchain-based service that manages the flow of funds during the film production process.EQBR’s strategic expansionMeanwhile, EQBR has been developing a security token offering (STO) platform called Apanda Partners — a joint venture established with Shinhan Securities and Aegis Asset Management that received approval as a financial regulatory sandbox in December of last year. Apanda Partners’ Singaporean branch has since established a localized platform catered to the country’s securities firms and prepared for listing on the country’s regulated investment and trading platform SDAX. Barunson Labs and EQBR plan to list their first security token based on Korean content on SDAX in the first half of next year.“Starting with our collaboration with Barunson Labs, we are developing a process to make diverse assets available as products on various security token platforms built on EQBR’s technology,” explained Lee Hyun-ki, CEO of EQBR. “We will not simply talk about our technological possibilities but also demonstrate them through real-life cases, proving that investments can be diversified through the use of blockchain technology and smart contracts.”Lee is also set to participate in the STO Summit hosted by local news outlet Edaily from Thursday to Saturday (local time), where he will deliver a presentation on the application of STO solutions to actual financial services and the future trajectory of this trend. He will also introduce EQBR’s STO platform.“We are taking a dual-track strategy by simultaneously launching security token products in Korea and in overseas markets like Singapore, which is one step closer to institutionalization,” said Kang Shin-beom, CEO of Barunson Labs. He added that the company would launch more innovative investment products in the future that are poised to boost the status of Korean cultural and entertainment content on the global stage.

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Web3 & Enterprise·

Apr 24, 2023

Korean Cafe Attracts Customers with NFTs

Korean Cafe Attracts Customers with NFTsA South Korean cafe owner has employed non-fungible tokens (NFTs) as an ingenious marketing strategy to attract customers.©Pexels/Leeloo ThefirstNFT holder benefitsIn an interview with Korean crypto news outlet Digital Asset, Yoo Hyun, the entrepreneurial business owner, explained that he was seeking a strong marketing tool to capture the attention of the NFT market. Yoo was interested in seeing if his cafe could remain profitable while also offering substantial benefits to its customers.Since April 2022, Yoo has released a total of 50 Ethereum-based NFTs related to his cafe, Hide Me, Please (HMP), in two separate batches of 25 each. The first set of NFTs grants holders a free cup of coffee or drink daily for life, while the second set offers an extra drink or dessert with each drink purchased.Increased revenueThis unique NFT initiative has led to increased revenue for the cafe. Kim Dae-sung, the CFO of HMP, explained that the cafe’s monthly revenue increased by 15% compared to the same period last year.HMP is currently selling 500 NFTs as a third set and plans to release more depending on demand. Yoo highlighted the importance of an appealing interior design and tempting desserts, as NFT holders visiting for a free coffee may be enticed to purchase a dessert as well.Regular customersYoo asserts that the food and beverage industry hinges on retaining regular customers and believes NFTs can help achieve that objective. HMP aspires to become a community-based platform, and according to Kim, many digital artists are interested in the space that the cafe provides because it enables them to connect with clients. Collaborations often take place, and while the cafe charges for food and drinks, it does not charge for space rental. This approach fosters a positive impression and contributes to a strong brand image.High-quality cafeAt present, about 5% of HMP’s customers hold NFT memberships. Yoo and Kim plan to increase this number to 10% but no higher, as excessive reliance on NFT members could jeopardize the business. They underlined the significance of remaining a high-quality cafe, staying true to the core foundation of their enterprise. As they anticipate the growth of the Web 3.0 ecosystem, Yoo and Kim believe that with continued efforts, HMP will gain even greater value.

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