The crypto industry is reportedly starting real defensive work against quantum threats, with Google putting a 2029 number on the risk

[Fam41]

Reuters reported this week that the cryptocurrency sector has begun genuine preparation against quantum computing threats, driven by fresh research suggesting quantum machines capable of breaking today's encryption could arrive as soon as 2029, a sharp acceleration from projections that had it up to a decade away as recently as last year

The mechanism of the threat is specific rather than vague, quantum computers could be used to unscramble the cryptography protecting digital wallets and transactions, and the report notes the 2 trillion dollar crypto market already carries a long history of hacks even without this added risk. Some firms and blockchain developers have started actual work on quantum resistant cryptography for their networks, described as a potentially years long undertaking that could mean sweeping infrastructure changes across the space

The policy backdrop adds weight to the timing, last month brought executive orders aimed at strengthening US quantum capability while explicitly acknowledging the risk the technology poses to both public and private sector systems, and the Commerce Department has already committed over 2 billion dollars in federal incentives to nine quantum computing companies. This is not purely an academic conversation happening in isolation from real money and real policy

The uncomfortable part for anyone holding older crypto specifically is the dormant coin problem, addresses that have been sitting untouched for years with exposed public keys are a different risk category to actively managed wallets using modern hygiene, and no individual fix covers coins nobody is actively managing to migrate

So the discussion for the board. Does an actual named research estimate like 2029 change how seriously you personally take this compared to the vaguer warnings that have circulated for years, is now genuinely the moment to start caring about post quantum wallet practices rather than filing this under someday, and what do you think happens to the enormous stash of old dormant coins that nobody is around to actively migrate when the timeline gets real? Not financial advice, just the discussion

Crypto Sector Preps Defense Against Quantum Computing Threat | PYMNTS.comwww.pymnts.com

[Nebula Diane]

A named estimate from Google and Citigroup lands completely differently than the usual vague someday warnings, specific institutions putting a specific year on it is the first version of this threat that has actually made me look at my own setup

[Brandon87]

The dormant coin problem has no individual solution and that is the scariest part of this whole conversation, active wallets can migrate, coins nobody has touched in a decade with an exposed public key are just sitting there as a future target

[FairDos72]

Practical response starting now rather than panicking, fresh addresses for everything, never expose a public key until you actually spend, that basic hygiene covers most of the personal risk regardless of whether the timeline is 2029 or 2035

[Kayla82]

The years long migration effort point deserves way more attention than it gets, this is not a wallet software update, it is coordinated protocol level changes across chains that were never built with this threat model in mind, that takes actual years of engineering

[Dom66]

2 billion in federal incentives already committed tells me this is not just theoretical hand wringing anymore, governments do not typically fund things this heavily unless the underlying threat assessment has become genuinely credible internally

[Octopus]

Honestly still filing this under someday for my own holdings, estimates like this have moved before, I will get seriously worried when there is an actual working machine rather than a projection from very smart people extrapolating trends

[Lucy05]

That is fair for active holdings with modern hygiene, but the coins nobody is managing at all are the actual systemic risk here regardless of your personal timeline skepticism, a large chunk of old crypto is just sitting exposed with nobody home to fix it

[RomanReigns02]

The 2 trillion dollar market size mentioned in the report is what should worry regulators more than individual holders, a successful large scale quantum attack on crypto infrastructure would be a systemic financial event, not just a personal loss story

[CollapseState47]

What happens to the old dormant coins is a fascinating question nobody has a good answer to, some chains may eventually face a choice between freezing exposed old addresses by consensus or accepting they become a permanent bounty for whoever gets there first

[Aisha98]

Appreciate this thread staying factual rather than doom mongering, the honest state of things seems to be real risk, real timeline compression, real defensive work starting, and still genuinely years before any of it becomes an emergency rather than a preparation window