Karim Eldefrawy

Cryptography, Cybersecurity, Privacy

Co-founder and CTO at Confidencial.io
2017-2021: SRI
2011-2016: HRL Laboratories
2006-2010: PhD@UC Irvine

Scientific curiosity

Scientific knowledge map · Paper #24

Disincentivizing/Incentivizing Malicious/Honest Behavior on the Internet via Privacy-Preserving AppCoins

Karim Eldefrawy and Joshua Lampkins

2014 · Ninth Workshop on Secure Network Protocols (NPSec), co-located with IEEE ICNP

  • Theory
  • Applied
  • protocol
  • scheme

What does the paper try to establish?

Can privacy-preserving, low-overhead application-specific micropayments raise the economic cost of abusive Internet behavior while rewarding cooperative behavior?

What is the proposed answer?

The available summary-level description says AppCoins combine privacy, non-malleability, and double-spending resistance and can be integrated into email and onion routing, with a performance analysis reported as practical on commodity hardware; no public manuscript was located, so the construction and evidence cannot yet be mapped below that level.

Six dimensions, kept separate

The chart summarizes documented evidence and process. It is not a correctness probability, confidence score, or ranking, and no composite score is calculated.

The visual spider chart requires JavaScript. The complete values and rationales follow in text.

LowMediumHighN/A = not assessed

A smaller value means less documented support for that dimension, not that the paper is false or unimportant.

Epistemic evidence Low

Only publication metadata and a curated editorial summary are inspectable; protocols, proofs, incentive analysis, and performance evidence were not audited.

Curated editorial description Official IEEE publication record
Auditability Medium

An official publication record exists, but no public archive or author-hosted copy was located; full assumptions, evidence, and version identity are not readily auditable from this map.

Official IEEE publication record
Production provenance Medium

Named authorship and an IEEE proceedings record establish baseline provenance. Roles, revisions, artifacts, and production history are not documented.

Official IEEE publication record
External scrutiny Medium

The work has a workshop proceedings record, but review criteria, reports, and independent evaluation were not inspected.

Official IEEE publication record
Reception Low

OpenAlex reports 4 located citations as of 2026-07-11. The count is index-specific and may omit versions or citations.

Dated OpenAlex citation snapshot
Contribution significance Medium

The application-specific private-token framing is concrete, but technical novelty and practical impact cannot be certified without the manuscript.

Curated editorial description

Assessment: Ai draft author review pending · 2026-07-11 · rubric 0.2. These dimensions describe documented support and process, not truth, correctness, or a universal ranking. No composite score is calculated.

Hierarchical knowledge map

Collapse a branch for a top-level reading, or follow its source links and child nodes to audit the evidence and boundaries underneath it.

paper

Privacy-Preserving AppCoins

A proposed application-specific micropayment mechanism intended to attach economic incentives and disincentives to online behavior while preserving user privacy.

Curated editorial description
  1. question

    Research question

    editorial synthesis pending source audit

    Can low-cost private digital coins deter abuse and reward cooperation without turning the payment mechanism into a user-tracking system?

    Curated editorial description
  2. contribution

    Reported central answer

    editorial summary report

    Define AppCoins and cryptographic protocols intended to resist malleation and double spending, then adapt email and onion-routing examples to consume or award them.

    Curated editorial description
  3. scope

    Intended scope

    incompletely specified

    The available description covers micropayment-based incentives for online applications, with email and onion routing as examples; issuer, spender, verifier, trust, and privacy models were not recoverable without the paper.

    Curated editorial description
  4. method

    Reported AppCoin protocols

    reported not source audited

    The site record reports privacy-preserving, non-malleable, double-spending-resistant coin protocols and application integration, but no algorithms, security games, assumptions, or message flows were available for audit.

    Curated editorial description
  5. claim group

    Reported claims

    reported not source audited

    The record says AppCoins can increase attackers' financial cost, reward honest behavior, and run with practical commodity-hardware overhead; exact hypotheses and measurements are unavailable.

    Curated editorial description
  6. evidence group

    Evidence gap

    unavailable for audit

    The publication metadata confirms the paper exists, but neither proofs nor the reported performance analysis were inspectable; the current map supplies no independent support for the technical claims.

    Curated editorial description Official IEEE publication record
  7. limitation group

    Unverified boundaries

    material source gap

    Privacy definition, non-malleability game, double-spending detection, issuer trust, unlinkability, value transfer, incentive equilibrium, application abuse model, and benchmark setup all require the missing manuscript.

    Curated editorial description
  8. artifact group

    Artifacts and resources

    metadata only

    Only the official DOI and bibliographic records were located. OpenAlex identifies no open or repository full text; no author copy, archive manuscript, code, or data was found.

    Official IEEE publication record
  9. scrutiny

    External scrutiny

    publication recorded

    The paper appears in the NPSec workshop proceedings co-located with IEEE ICNP; review materials and subsequent technical scrutiny were not audited.

    Official IEEE publication record
  10. lineage

    Research direction

    editorial synthesis pending source audit

    The work frames privacy-preserving cryptographic tokens as application-layer incentive instruments rather than general-purpose currency.

    Curated editorial description

Source index

Locators state the depth of the current audit. PDF page numbers, where present, are one-based file pages; metadata-, summary-, and abstract-bounded records explicitly identify their limitations.

  1. Curated editorial description Site editorial summary; manuscript not audited
  2. Official IEEE publication record NPSec 2014 / ICNP proceedings, pages 630-635
  3. Dated OpenAlex citation snapshot cited_by_count = 4, accessed 2026-07-11