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May 19, 2026
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Bitcoin

Citi warns Bitcoin faces outsized quantum threat in 2026

Citi warns Bitcoin faces outsized quantum threat in 2026: structural weaknesses, sluggish governance, and exposed public keys leave billions in digital assets at risk.

Sarah Williams
Sarah Williams
Blockchain Editor · 13 mins ago · 6 mins read
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Morning Brief · 7AM UTC
  1. 01

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U
USDT
Tether
Cadence
Quarterly
Last
Q1 2026 · Apr 30
Next
Q2 2026 · Jul 31

Cash + T-Bills 84% · Other 16%

U
USDC
Circle
Cadence
Monthly
Last
Apr 2026 · May 14
Next
May 2026 · Jun 14

T-Bills + Cash 100%

U
USDP
Paxos
Cadence
Monthly
Last
Apr 2026 · May 10
Next
May 2026 · Jun 10

Cash + T-Bills 100%

D
DAI
Sky (MKR)
Cadence
On-chain
Last
Real-time
Next
Continuous

RWA 38% · USDC 22% · ETH 18% · Other 22%

F
FRAX
Frax
Cadence
On-chain
Last
Real-time
Next
Continuous

USDC + sFRAX backed

Tokenized Treasuries

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# Product Issuer AUM Yield Chains
1 BUIDL BlackRock + Securitize $2.34B 4.92% Ethereum, Polygon, Arbitrum
2 OUSG Ondo Finance $680M 4.81% Ethereum, Solana, Sui
3 FOBXX Franklin Templeton $540M 4.75% Stellar, Polygon, Avalanche
4 USDY Ondo Finance $510M 4.85% Ethereum, Solana, Mantle
5 BENJI Franklin Templeton $420M 4.78% Stellar, Base
6 TBILL OpenEden $210M 4.90% Ethereum, XRPL
7 USTB Superstate $180M 4.88% Ethereum
8 JTRSY Backed Finance $95M 4.65% Ethereum, Base, Arbitrum
9 TFUND Hashnote $78M 4.83% Ethereum
10 USYC Hashnote $55M 4.92% Ethereum, Canton

AUM and yield figures curated weekly. Sources: rwa.xyz, DefiLlama, issuer disclosures.

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