Joy
Joy listens. DBS protects. You approve.
DBS · DCTA · SCENARIO 1
DEMO ENVIRONMENT · SIMULATED APPROVAL · SYNTHETIC LEDGER
5 bounded agents · 16 deterministic controls
Technical panels
Voice mode
TRTC Mode
Scenarios
DBS app
Personalisation: Standard
SCENARIOS: FAILURE BRANCHES A-H · BACKUP
HAPPY
HAPPY · Golden path
A
A1 Another person uses device
A2 Synthetic / replayed voice
A3 Old spoken "yes" replayed
B
B1 Amount materially ambiguous
B2 Duplicate saved payee
B3 Draft mismatch → freeze
C
C1 Direct confirmation bypass
C2 Poisoned payee metadata
C3 False internal state
C4 System-message injection
D
D1 Safe-account scam
D2 Coached to remove limits
D3 Family-emergency scam
E
E1 Field-by-field review
E2 You correct the amount
E3 Language mismatch
F
F1 Forged approval claim
F2 Payload changed after signing
F3 Expired / replayed / duplicate
G
G1 Multiple / out-of-shape request
H
H1 Insufficient funds
9:41
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Prototype only, these are sample credentials. No real credentials are collected, stored or transmitted.
DBS Bank Ltd · Reg. No. 196800306E · Demonstration build
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Joy Voice Assist
Protected by DBS Safeguard
EN
中文
BM
Auto
END-TO-END CONTROL CHAIN
BRD §8.2 · STAGES 0-15
Determinism decides. Nothing moves without your biometric.
TYPED AGENT CONTRACTS
0 calls
Awaiting the first committed turn…
STATE · OUTCOME · EVIDENCE
CURRENT STATE
IDLE
TRANSACTION DRAFT
-
CONTROL DECISION
-
MOCK LEDGER RESULT
NOT_INVOKED
CUSTOMER APPROVAL
Not requested
LANGUAGE
-
LAST HEARD
-
PERSONALISATION
Standard
VOICE ENGINE
-
SPEAKING
Cartesia
APPEND-ONLY AUDIT TIMELINE
No events yet.
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REQUIREMENTS COVERAGE
5 OF 5 DEMONSTRATED
Agents may screen, classify and propose. Only deterministic controls can authorise mock execution.
Hackathon prototype — not an official DBS product.