The idea
I believe quantum computers will target crypto before banks, since self-custody wallets have no one to call and no way to reverse a theft once it happens. So this basket holds chains actively building post-quantum upgrades, Zcash for privacy, and the chip, security, and pure-play companies building quantum-safe defenses, while skipping chains with no upgrade plan. It keeps some cash aside to add on quantum-driven dips, and I'd rethink it if the quantum timeline clearly slips past a decade or regulators force major exchanges to delist privacy coins.
What it owns
- These blockchains are actively upgrading to post-quantum cryptography so their wallets remain secure when today's encryption becomes obsolete. · EthereumIt is the largest onchain vault and has a public roadmap for adopting post-quantum signatures alongside privacy layers., AlgorandIt already deploys a post-quantum signature scheme across parts of its network, putting it among the furthest along of any major blockchain., SolanaIt offers quantum-resistant vaults that let users park funds behind signatures a quantum computer cannot easily crack., HederaIts governing council structure allows network-wide upgrades without fragmentation, making a transition to post-quantum cryptography more feasible., CardanoIt takes a research-first approach to development and post-quantum cryptography is part of that active research program., SuiIts account model allows users to change their signing method without moving funds, creating a cleaner path to quantum-safe keys., NEAR ProtocolAccounts on its network are not locked to a single key, so users can swap in a quantum-safe key while keeping the same address.36%
- These companies manufacture the chips and establish the encryption standards that blockchains and wallets will need to adopt for quantum safety. · IBMIts researchers helped author the encryption standards selected by NIST for the post-quantum era and it sells migration tools to enterprises., NXP SemiconductorsIt produces secure-element chips used in cards, phones and hardware wallets to protect private keys and is integrating quantum-safe encryption into them., Cisco SystemsIts equipment handles a large share of global network traffic and upgrading that traffic to quantum-safe encryption requires equipment replacements.16%
- Large security firms will deliver quantum-safe protection at scale to enterprises and financial infrastructure. · Palo Alto NetworksIt provides tools that help large organizations identify and replace encryption vulnerable to quantum computers., CloudflareIt enables post-quantum encryption by default for a significant portion of web traffic, representing one of the widest real-world deployments., Akamai TechnologiesIt operates security infrastructure at the internet edge for banks, exchanges and major websites that all require quantum-safe upgrades.13%
- Small companies focused entirely on quantum-safe encryption move most sharply when the threat becomes prominent. · SEALSQ CorpIt manufactures chips with post-quantum encryption built directly into the hardware for secure storage., Arqit QuantumIt sells a method for distributing encryption keys designed to withstand quantum attacks., BTQ TechnologiesIt builds post-quantum security tools designed specifically for blockchains and is focused on serving chains and wallet makers.11%
- Hidden addresses and balances make it harder for attackers to target high-value wallets, creating a first line of defense against theft. · ZcashIts shielded transactions hide balances and addresses, making it harder for attackers to identify and target valuable wallets.8%
- Cash16%