# kaal:claim:5225296-029

**Claim.** Collusion, meaning coordinated action among validators to manipulate reputation scores or governance outcomes, threatens the fairness and integrity of SPoS independently of any cryptographic weakness.

**Type.** failure  **Support.** asserted

**Source quote.**

> Collusion risks—coordinated efforts among validators to manipulate reputation scores or governance outcomes—further threaten fairness and integrity

**From.** Wulf A. Kaal, *Cryptographic Foundations and Interdisciplinary Dimensions of the Secure Proof of Stake (SPoS) Conse* (2025), Vulnerabilities in Reputation-Based Design

**Cite as.** Wulf A. Kaal, Cryptographic Foundations and Interdisciplinary Dimensions of the Secure Proof of Stake (SPoS) Conse (2025). SSRN: https://ssrn.com/abstract=5225296

**Verify.** sha256 of source PDF `b2fec675d906334ad67e13b2d97261dc31e38061022867eb3f9ceadd95f4878d` at https://raw.githubusercontent.com/wulfkaal/Academic-Papers/main/papers/pdf/Kaal%20-%202025%20-%20Cryptographic%20Foundations%20and%20Interdisciplinary%20Dimensions%20of%20the%20Secure%20Proof%20of%20Stake%20%28SPoS%29%20Conse.pdf

**Failure mode.** validator-collusion  (family: consensus-and-protocol-attack)

**Topics.** governance-design, reputation

**Keywords.** collusion, governance-manipulation, reputation-scores, fairness

**Canonical form.** This markdown file is the canonical hashed representation of the claim. Its sha256 is the content hash used for attestation.