{
 "@context": "https://schema.org",
 "@type": "DefinedTerm",
 "@id": "https://wulfkaal.github.io/entities/sybil-attacks",
 "identifier": "kaal:entity:sybil-attacks",
 "name": "Sybil attacks",
 "termCode": "sybil-attacks",
 "inDefinedTermSet": {
  "@id": "https://wulfkaal.github.io/entities/index.json"
 },
 "author": {
  "@type": "Person",
  "name": "Wulf A. Kaal",
  "identifier": "https://orcid.org/0000-0003-0757-275X"
 },
 "dateModified": "2026-07-29",
 "canonicalForm": "https://wulfkaal.github.io/entities/sybil-attacks.md",
 "sha256": "8b093d62d4f795b381652df580bb4376cece443513e637eda37ddacc24c8bccd",
 "additionalProperty": [
  {
   "@type": "PropertyValue",
   "name": "status",
   "value": "derived"
  },
  {
   "@type": "PropertyValue",
   "name": "claim_count",
   "value": 3
  },
  {
   "@type": "PropertyValue",
   "name": "work_count",
   "value": 3
  },
  {
   "@type": "PropertyValue",
   "name": "year_span",
   "value": [
    "2019",
    "2026"
   ]
  },
  {
   "@type": "PropertyValue",
   "name": "non_current_claims",
   "value": 0
  }
 ],
 "subjectOf": [
  {
   "@type": "Claim",
   "@id": "https://wulfkaal.github.io/claims/3441904-042",
   "identifier": "kaal:claim:3441904-042",
   "text": "Reputation based metrics were ineffective in centralized governance systems because before blockchain, reputation could not be stored autonomously, anonymously, and transparently, so it was not a reliable predictor of actors' future actions.",
   "abstract": "Before the emergence of blockchain technology, reputation could not be stored autonomously, anonymously, and transparently. Accordingly, reputation was not a reliable predictor of actors' future actions in centralized governance systems.",
   "citation": "Wulf A. Kaal, Blockchain-Based Corporate Governance (2019). SSRN: https://ssrn.com/abstract=3441904",
   "datePublished": "2019",
   "claim_type": "failure",
   "confidence": "argued",
   "is_failure_mode": true,
   "scope_conditions": [
    "pre blockchain centralized reputation systems such as the web of trust and platform ratings"
   ],
   "source_pdf_sha256": "e6b562527f7f19accaa35491db0a0db168b6a936755e1dca424e9f30bee7a815",
   "status": "current"
  },
  {
   "@type": "Claim",
   "@id": "https://wulfkaal.github.io/claims/5886442-033",
   "identifier": "kaal:claim:5886442-033",
   "text": "Network congestion externalities and Sybil attack vulnerabilities require the deliberate reintroduction of micro frictions, such as tokenized tolls or proof of personhood protocols, in order to preserve credible signaling in hyper scale agent populations.",
   "abstract": "Network congestion externalities and Sybil-attack vulnerabilities necessitate the deliberate reintroduction of micro-frictions—such as tokenized tolls or proof-of-personhood protocols—to preserve credible signaling in hyper-scale agent populations",
   "citation": "Wulf A. Kaal, The AI-to-AI Economy and the Collapse of Anthropocentric Economic Theory (2025). SSRN: https://ssrn.com/abstract=5886442",
   "datePublished": "2025",
   "claim_type": "design",
   "confidence": "argued",
   "is_failure_mode": true,
   "scope_conditions": [
    "applies at hyper scale agent populations where congestion and Sybil attacks are feasible"
   ],
   "source_pdf_sha256": "d2f6edebc562152f6ea706cc3ad944f7a1b81979931571e54cb782849839dfce",
   "status": "current"
  },
  {
   "@type": "Claim",
   "@id": "https://wulfkaal.github.io/claims/6192998-001",
   "identifier": "kaal:claim:6192998-001",
   "text": "Reputation systems that depend on persistent identity collapse in decentralized settings because agents can create new identities at no cost, so a poorly performing agent abandons its account and starts fresh, a practice known as whitewashing.",
   "abstract": "First, the identity problem: Reputation systems built on persistent identity5 collapse when agents can costlessly create new identities. A poorly-performing agent simply abandons their account and starts fresh, a phenomenon known as whitewashing.6",
   "citation": "Wulf A. Kaal, Evolution of Domain-Specific Reputation Systems From Binary Validation to Citation-Weighted Knowledge Attribution (2026). SSRN: https://ssrn.com/abstract=6192998",
   "datePublished": "2026",
   "claim_type": "failure",
   "confidence": "argued",
   "is_failure_mode": true,
   "scope_conditions": [
    "decentralized or pseudonymous environments where identity creation is costless"
   ],
   "source_pdf_sha256": "b04292561ee041e0c9eaa7eca28a410ed440e76a95743a539361a3f76c97f2b3",
   "status": "current"
  }
 ],
 "description": "3 claims in the published works of Wulf A. Kaal carry the concept tag 'sybil-attacks'. Derived node: a roster, not an adjudicated definition."
}