Trail of Bits

Ockam

Type

Security review

Client

Ockam

Date

2023-11

Domain

Crypto

Effort

11 wks

Section

Cryptography Reviews

Trail of Bits's security review of Ockam (Nov 2023) identified 6 issues: 3 medium, and 3 informational.

Findings · 6

  1. 1 The system is vulnerable to SNDL attacks by quantum computers Medium
  2. 2 Serialized VersionedData struct’s data is ambiguous Informational
  3. 3 Truncating ChangeHistory hash to 160 bits introduces risk of collisions Informational
  4. 4 The meanings of the primary key fields created_at and expires_at are undocumented Medium
  5. 5 Insucient threat model documentation Medium
  6. 6 The supported signature schemes have dierent security properties Informational

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

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