Strive Vice President: COLDCARD Vulnerability Permanently Changes Self-Custody Confidence
Strive Vice President Joe Burnett stated that recent weeks may be among the worst in Bitcoin's history. Many people who purchased reputable hardware wallets, generated mnemonic phrases offline, and followed best practices still lost a significant amount of Bitcoin due to a vulnerability affecting COLDCARD that has been present since March 2021 and was undiscovered for over five years. This will permanently change confidence in self-custody; while self-custody will still exist, it has been irrevocably altered. For those wishing to directly control large amounts of Bitcoin, the standard should be multi-vendor multi-signature, with keys generated and stored independently across different hardware and software in various physical locations; if this is unacceptable, institutional custody should be used. The current trend is occurring through ETFs, treasury companies, and institutional custody, primarily from individuals who unintentionally become experts in private keys. Relying on a single hardware wallet with a single key to protect large amounts of Bitcoin poses excessive concentration risk. Institutional custody may concentrate Bitcoin in large companies, creating risks of censorship and seizure, but its portability and settlement attributes provide checks and balances, allowing users to quickly revert to direct ownership. As long as Bitcoin itself is secure, the failure of a particular custody method will not negate the underlying system but will instead force the market to develop better tools and standards. This week may mark the end of an era of custody and the beginning of the next wave of adoption. The vulnerability exposes the risk of single points of failure, shifting funds and trust from single hardware self-custody to multi-signature or institutional solutions; the event is driven by hardware security incidents, benefiting multi-signature tools and institutional custody, while putting pressure on self-custody users reliant on single devices. Source: Public Information
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Joe Burnett, as the Bitcoin strategy head at Strive, has long focused on custody practices, previously experimenting with various hardware wallets and favoring multi-signature architectures; the COLDCARD vulnerability affects seeds generated after March 2021, exposing long-unnoticed defects in entropy generation or firmware. He emphasizes multi-vendor multi-signature and physical isolation as new standards, motivated by the need to reduce systemic risks from single device failures; similar to the historical shift towards more complex architectures after vulnerabilities in hardware or software wallets, funds are moving from retail self-custody to ETFs and professional custody. This event resembles the process of trust shifting to hardware after early exchange hacks; Bitcoin custody is currently transitioning from individual single-point control to a professionalized layered architecture. Essentially, this represents a technological substitution and trust reconstruction: the failure of single hardware entropy forces the standard to evolve from "buying hardware equals safety" to independent generation from multiple sources and institutional backups, accelerating adoption from tech enthusiasts to the general public and institutions. ABAB News · Law of Cognition 1. A five-year undiscovered vulnerability is more dangerous than a hacker. 2. Single-point hardware is the greatest concentration risk for wealth. 3. Self-custody failures drive the next wave of institutional adoption.