Trail of Bits

Stealth Addresses

Type

Security review

Client

Citizen Technologies

Date

2023-02

Domain

Crypto

Effort

2 wks

Section

Cryptography Reviews

Trail of Bits's security review of Citizen Technologies (Feb 2023) identified 4 issues: 3 medium, and 1 low.

Findings · 4

  1. 1 Related-nonce attacks across keys allow root key recovery Medium
  2. 2 Limited forgeries for related keys Low
  3. 3 Mutual transactions can be completely deanonymized Medium
  4. 4 Allowing invalid public keys may enable DH private key recovery Medium

Findings extracted from the published report PDF. See the full report below for details and remediation.

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