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migration

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Coinbase accelerates the promotion of Bitcoin anti-quantum measures: multiple parties discuss future asset migration plans

Coinbase announced that it has collaborated with Stanford University cryptography professor Dan Boneh and Localhost Research to hold a closed-door "Post-Quantum Bitcoin Workshop" at Stanford University, gathering Bitcoin developers, cryptography experts, researchers, institutional custodians, and hardware wallet specialists to discuss the technologies and migration plans for Bitcoin to address future quantum computing threats.The workshop focused on assessing the progress of quantum computing, post-quantum cryptography, and various post-quantum signature schemes applicable to Bitcoin, as well as discussing Ethereum's anti-quantum planning, the practical requirements faced by institutional custody businesses, and how to introduce post-quantum security mechanisms for Bitcoin through new output types. Participants believed that rather than predicting when quantum computing will pose a real threat to existing cryptographic systems, it is more important to establish well-tested response plans in advance.Quantum computing does not currently pose an urgent crisis, but the earlier research and coordination begin, the better we can avoid hasty network upgrades and asset migrations under pressure in the future. However, there is currently no consensus on a single post-quantum solution. Different solutions involve trade-offs in terms of security, transaction data size, hardware performance, key management, and the difficulty of user migration. Participants felt that Bitcoin's anti-quantum measures cannot rely solely on protocol layer upgrades, but must also consider how individual users, institutional custodians, wallets, and hardware devices generate, store, back up, and migrate keys and assets.

first_img Ripple has established a four-phase quantum-resistant migration plan for the XRP Ledger

Ayo Akinyele, Senior Director of Engineering at Ripple, stated that the company is developing a four-phase quantum-resistant migration plan for the XRP Ledger, aiming to complete the transition before quantum computers become a real threat. The plan includes assessing the network's exposure, testing quantum-resistant cryptographic solutions, running existing security systems in parallel with quantum-resistant alternatives, and preparing emergency response pathways for scenarios where quantum computing advances exceed expectations.Akinyele emphasized that migration is not just about replacing a cryptographic algorithm, but requires more flexible infrastructure, stronger key management, and clearer upgrade paths. The XRP Ledger has supported changing the keys that control accounts without altering the accounts themselves, a feature that is expected to reduce the difficulty of future migrations, but independent validators on the network still need to coordinate any broader rule changes.Meanwhile, Anthropic's model last month reduced the workload required to break leading post-quantum signature candidates by 67 million times, and Bitcoin and Ethereum developers also released their respective migration plans this week. Akinyele pointed out that AI and quantum computing are different technologies, but they are driving financial infrastructure to evolve in the same direction, as AI agents begin to trade and pay autonomously, raising new requirements for payment infrastructure that is always online and natively internet-based.

Starknet completes quantum-resistant signature transfer testing, exploring wallet upgrade paths that do not require migration

Starknet announced that it has completed the quantum-resistant signature transfer test, where a wallet account using a quantum-resistant signature mechanism completed a real transfer on the Starknet mainnet, with a transaction fee of about 6 cents, and can be queried through the block explorer. This account is currently an experimental, unaudited version, mainly used for research testing. StarkWare stated that this transfer benefits from the design of the Starknet account model.Unlike most blockchains that fix the signature algorithm at the protocol layer, each account on Starknet is a smart contract that can autonomously define the accepted signature schemes, allowing users to upgrade their wallets from traditional elliptic curve signatures to quantum-resistant signatures without hard forks, asset migrations, or changing addresses. StarkWare pointed out that most blockchains face quantum computing risks because wallet signatures and underlying verification systems rely on elliptic curve cryptography. Once large-scale quantum computers appear, running Shor's algorithm could potentially break the related encryption systems. Currently, the Starknet ecosystem supports a quantum-resistant signature scheme based on Falcon-512, which is part of the NIST post-quantum cryptography standardization process, with relevant implementations promoted by ecosystem teams and organizations such as OpenZeppelin.

The fluctuations in the South Korean stock market have triggered a "reverse capital migration": over 24 trillion won has flowed into the fixed deposits of the five major banks

According to Daum, the South Korean stock market has recently experienced increased volatility, with investors' risk appetite significantly cooling, and funds are flowing back from the stock market to safer assets such as banks. Due to adjustments in the semiconductor sector and stricter regulations on leveraged investments, the funds waiting to be invested in the South Korean stock market are rapidly withdrawing, leading to a phenomenon of "reverse capital migration."Data shows that by the end of July, the balance of time deposits at the five major banks in South Korea (KB Kookmin, Shinhan, Hana, Woori, NH Nonghyup) reached 973.49 trillion won, an increase of 24.09 trillion won compared to the end of the previous month, marking the largest monthly increase this year.There has also been a noticeable contraction in funds around the stock market. Data from the Korea Financial Investment Association shows that the deposits in investors' securities accounts (funds waiting to be invested in stock trading) reached a historical high of 139.69 trillion won on June 4, but had fallen to 107.20 trillion won by July 28, a decrease of over 32 trillion won in less than two months. The balance of credit trading financing, which represents the scale of market financing transactions, also dropped to 33.19 trillion won during the same period, down approximately 4.5 trillion won from the peak of 37.72 trillion won recorded on July 2, a decrease of about 12%.

Japan's largest security token platform Progmat has completed its migration to Avalanche, officially bringing over $2.7 billion in assets on-chain

Japan's largest securities token issuance and management platform, Progmat, has completed its migration to the Avalanche blockchain, transferring all managed tokenized assets worth over 452 billion yen (approximately 2.7 billion USD) from a Corda 5-based permissioned chain to a dedicated Avalanche Layer 1. This migration was announced in February this year and was completed as scheduled, without affecting the normal operations of financial institutions.Progmat stated that the new architecture no longer relies on a single blockchain and can support future multi-chain expansion. All smart contracts have been migrated to the EVM environment, and while maintaining the original functionality, the speed of asset rights transfer processing has increased by 3 to 5 times, with the final confirmation time for transactions reduced to under 2 seconds. Progmat was initially incubated by Japan's largest bank, Mitsubishi UFJ Trust and Banking Corporation (MUFG), and became an independent operation in 2023. It currently has the support of major Japanese financial institutions such as Mizuho Bank, Tokyo Stock Exchange, and SBI, holding a 53% market share in Japan's securities token market and accounting for 64.6% of the total issuance scale of securities tokens, covering most tokenized real estate and corporate bond projects.In addition, Progmat established a working group for the tokenization of Japanese government bonds and on-chain repurchase (Repo) in May this year, collaborating with asset management institutions, banks, and securities companies to research the tokenization of Japanese government bonds and explore application scenarios such as 24/7 trading and T+0 real-time settlement.
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