{"schema_version":"0.1","map_id":"paper-76-map","publication_id":76,"publication_anchor":"paper-76","slug":"paper-76","canonical_path":"/knowledge/papers/paper-76/","machine_path":"/knowledge/papers/paper-76.json","root_node_id":"paper-76","stage":"mapped_draft","contribution_type_vocabulary_version":"0.1","contribution_types":["protocol"],"title":"PRISM: PRivacy-Preserving Intrusion-Resilient Secure Multiparty-Computation-Based Messaging Overlay","short_title":"PRISM Messaging Overlay","year":null,"venue":null,"publication_status":"Ongoing work","topic":"privacy-identity","labels":["Applied"],"availability":"Public manuscript not found; this work is listed as ongoing.","authors":["Linda Briesemeister","Karim Eldefrawy","Bob Haley","Tim McCarthy","Ben Terner"],"keywords":["anonymous messaging","intrusion resilience","MPC"],"research_question":"Can a messaging overlay combine privacy-preserving secure multiparty computation with continued operation or recovery despite compromised infrastructure?","central_answer":"The title and project record establish that PRISM targets privacy-preserving, intrusion-resilient messaging using MPC. No public manuscript was located, so the overlay architecture, protocol messages, anonymity and resilience definitions, compromise threshold, proof, implementation, and evaluation remain unverified.","curation":{"drafted_at":"2026-07-11","drafted_by":[{"actor_type":"ai","name":"OpenAI Codex","role":"metadata verification, project-provenance mapping, public-source searching, and uncertainty documentation"}],"method":"AI drafting from the author-site paper and project records followed by exact-title, author-title, archive, index, project, and coauthor-profile searches. Project provenance is separated from paper evidence; no public manuscript or stable paper-specific scholarly record was located.","source_scope":"metadata_project_provenance_and_documented_public_source_search","approval":{"status":"pending","note":"AI-authored bounded map awaiting full author audit; project descriptions are not treated as manuscript evidence."}},"sources":[{"id":"source-paper-76-curated","type":"curated_site_record","title":"Website publication record for Paper #76","url":"/publications/#paper-76","scope_note":"Author-site title, authorship, ongoing-work status, and editorial summary; not a manuscript or source for protocol details."},{"id":"source-paper-76-project","type":"project_provenance_record","title":"Author-site PRISM project listing","url":"/projects.html","scope_note":"Records Karim Eldefrawy's 2019–2023 role as PI of PRISM and identifies DARPA RACE funding. It establishes project lineage only, not this paper's technical claims, authorship roles, review status, or results."},{"id":"source-paper-76-manuscript-search","type":"source_search_record","title":"Public-manuscript search for Paper #76","url":"https://www.google.com/search?q=%22PRISM%3A+PRivacy-Preserving+Intrusion-Resilient+Secure+Multiparty-Computation-Based+Messaging+Overlay%22","accessed_at":"2026-07-11","scope_note":"Exact-title and author-title variants were checked across the open web, arXiv, IACR ePrint, DBLP, Crossref, OpenAlex, DARPA/project pages, and discoverable author or coauthor pages. Project mentions were found, but no paper-specific public manuscript, abstract, DOI, archive identifier, or stable index record was located."},{"id":"source-paper-76-citation-search","type":"citation_search_snapshot","title":"Exact-title scholarly-web citation search","url":"https://www.google.com/search?q=%22PRISM%3A+PRivacy-Preserving+Intrusion-Resilient+Secure+Multiparty-Computation-Based+Messaging+Overlay%22","accessed_at":"2026-07-11","scope_note":"Project and award descriptions were excluded because they do not cite a paper with this identity."}],"source_anchors":[{"id":"anchor-paper-76-metadata","source_id":"source-paper-76-curated","label":"Author-site paper metadata","locator":"Paper #76 title, named authors, protocol tag, topic, and Ongoing work status","url":"/publications/#paper-76"},{"id":"anchor-paper-76-project","source_id":"source-paper-76-project","label":"PRISM project provenance","locator":"Projects listing: 2019–2023 PI of PRISM, funded by DARPA RACE","url":"/projects.html"},{"id":"anchor-paper-76-search-gap","source_id":"source-paper-76-manuscript-search","label":"Documented full-text search gap","locator":"Search completed 2026-07-11 across exact-title and author-title web queries, arXiv, IACR ePrint, DBLP, Crossref, OpenAlex, project pages, and discoverable author/coauthor pages; project provenance found but no primary paper text or stable record","url":"https://www.google.com/search?q=%22PRISM%3A+PRivacy-Preserving+Intrusion-Resilient+Secure+Multiparty-Computation-Based+Messaging+Overlay%22"},{"id":"anchor-paper-76-citations","source_id":"source-paper-76-citation-search","label":"Dated exact-title citation search","locator":"No citation to a manuscript with this exact identity verifiably located when searched 2026-07-11","url":"https://www.google.com/search?q=%22PRISM%3A+PRivacy-Preserving+Intrusion-Resilient+Secure+Multiparty-Computation-Based+Messaging+Overlay%22"}],"nodes":[{"id":"paper-76","kind":"paper","parent_id":null,"order":1,"epistemic_status":"metadata_only_pending_author_audit","title":"PRISM messaging overlay","summary":"An ongoing applied-protocol effort whose title combines privacy-preserving messaging, intrusion resilience, and secure multiparty computation. Public project provenance exists, but no paper manuscript was located.","source_anchor_ids":["anchor-paper-76-metadata","anchor-paper-76-project","anchor-paper-76-search-gap"]},{"id":"paper-76-question","kind":"question","parent_id":"paper-76","order":1,"epistemic_status":"title_inferred","title":"Research direction","summary":"Can a messaging overlay hide sensitive communication relationships or content while continuing to provide useful service despite compromised components?","source_anchor_ids":["anchor-paper-76-metadata"]},{"id":"paper-76-objective-privacy","kind":"objective","parent_id":"paper-76","order":2,"epistemic_status":"term_present_definition_unavailable","title":"Privacy-preserving messaging","summary":"Privacy is an explicit design objective in the title. The protected objects—sender, receiver, relationship, message content, membership, metadata, or traffic patterns—and the anonymity game are not stated in the located sources.","source_anchor_ids":["anchor-paper-76-metadata","anchor-paper-76-search-gap"]},{"id":"paper-76-objective-resilience","kind":"objective","parent_id":"paper-76","order":3,"epistemic_status":"term_present_definition_unavailable","title":"Intrusion resilience","summary":"Intrusion resilience is explicit in the title, but compromise thresholds, proactive recovery, state refresh, availability target, detection assumptions, and recovery semantics are unavailable.","source_anchor_ids":["anchor-paper-76-metadata","anchor-paper-76-search-gap"]},{"id":"paper-76-mpc","kind":"method","parent_id":"paper-76","order":4,"epistemic_status":"method_named_details_unavailable","title":"MPC-based design","summary":"Secure multiparty computation is named as a design basis. The computed functionality, participating roles, corruption model, setup, chosen MPC protocol, and online costs are not publicly specified.","source_anchor_ids":["anchor-paper-76-metadata","anchor-paper-76-search-gap"]},{"id":"paper-76-protocol","kind":"protocol","parent_id":"paper-76","order":5,"epistemic_status":"classified_but_not_publicly_specified","title":"Messaging-overlay protocol","summary":"The curated taxonomy classifies the work as a protocol, while the title identifies a messaging overlay. No roles, message flow, state machine, cryptographic subprotocols, or failure handling can be extracted without the manuscript.","source_anchor_ids":["anchor-paper-76-metadata","anchor-paper-76-search-gap"]},{"id":"paper-76-project-lineage","kind":"provenance","parent_id":"paper-76","order":6,"epistemic_status":"documented_project_context","title":"DARPA RACE project lineage","summary":"The author-site projects page records PRISM as a 2019–2023 DARPA RACE effort led by Karim Eldefrawy. This connects the work to a funded research program but does not validate paper-level claims.","source_anchor_ids":["anchor-paper-76-project"]},{"id":"paper-76-security","kind":"security_argument","parent_id":"paper-76","order":7,"epistemic_status":"not_available_for_audit","title":"Security argument unavailable","summary":"No formal privacy or resilience definition, theorem, reduction, assumption set, failure probability, or composition guarantee was located.","source_anchor_ids":["anchor-paper-76-search-gap"]},{"id":"paper-76-evidence","kind":"evidence_group","parent_id":"paper-76","order":8,"epistemic_status":"no_public_evidence_located","title":"Evidence status","summary":"No implementation, deployment, experiment, simulation, proof, architecture specification, or supplementary artifact attributable to this paper was located.","source_anchor_ids":["anchor-paper-76-search-gap"]},{"id":"paper-76-boundaries","kind":"limitation_group","parent_id":"paper-76","order":9,"epistemic_status":"explicit_unknowns","title":"Unresolved technical boundaries","summary":"A substantive audit requires the system and trust boundaries, messaging and MPC roles, attacker visibility, compromise threshold, recovery mechanism, anonymity and availability definitions, network assumptions, performance model, and evaluation evidence.","source_anchor_ids":["anchor-paper-76-search-gap"]},{"id":"paper-76-search","kind":"audit_record","parent_id":"paper-76","order":10,"epistemic_status":"documented_search","title":"Public-source search","summary":"The audit found project-level provenance but no manuscript after exact-title, author-title, archive, index, project, and public-profile searches; project mentions were not promoted into technical claims.","source_anchor_ids":["anchor-paper-76-project","anchor-paper-76-search-gap"]},{"id":"paper-76-artifacts","kind":"artifact_group","parent_id":"paper-76","order":11,"epistemic_status":"metadata_and_project_record_only","title":"Available artifacts","summary":"The represented resources are the author-site paper listing and project listing; neither is a manuscript, protocol specification, or implementation.","source_anchor_ids":["anchor-paper-76-metadata","anchor-paper-76-project"]},{"id":"paper-76-scrutiny","kind":"scrutiny","parent_id":"paper-76","order":12,"epistemic_status":"no_completed_paper_scrutiny_located","title":"Scrutiny and reception","summary":"The work is listed as ongoing. Program sponsorship is not peer review, and no completed venue review, independent audit, reproduction, correction, or paper citation was located.","source_anchor_ids":["anchor-paper-76-project","anchor-paper-76-citations"]}],"relations":[{"id":"paper-76-relation-question-privacy","type":"motivates","from_id":"paper-76-question","to_id":"paper-76-objective-privacy"},{"id":"paper-76-relation-question-resilience","type":"motivates","from_id":"paper-76-question","to_id":"paper-76-objective-resilience"},{"id":"paper-76-relation-mpc-would-realize-protocol","type":"would_help_realize","from_id":"paper-76-mpc","to_id":"paper-76-protocol"},{"id":"paper-76-relation-protocol-targets-privacy","type":"targets","from_id":"paper-76-protocol","to_id":"paper-76-objective-privacy"},{"id":"paper-76-relation-protocol-targets-resilience","type":"targets","from_id":"paper-76-protocol","to_id":"paper-76-objective-resilience"},{"id":"paper-76-relation-project-contextualizes-paper","type":"contextualizes","from_id":"paper-76-project-lineage","to_id":"paper-76"},{"id":"paper-76-relation-security-would-support-protocol","type":"would_support","from_id":"paper-76-security","to_id":"paper-76-protocol"},{"id":"paper-76-relation-boundaries-qualify-paper","type":"qualifies","from_id":"paper-76-boundaries","to_id":"paper-76"},{"id":"paper-76-relation-search-limits-evidence","type":"limits_audit_of","from_id":"paper-76-search","to_id":"paper-76-evidence"},{"id":"paper-76-relation-artifacts-limit-protocol","type":"limits_audit_of","from_id":"paper-76-artifacts","to_id":"paper-76-protocol"},{"id":"paper-76-relation-scrutiny-contextualizes-paper","type":"contextualizes","from_id":"paper-76-scrutiny","to_id":"paper-76"}],"assessment":{"id":"paper-76-assessment-2026-07-11","rubric_version":"0.2","assessed_at":"2026-07-11","status":"ai_draft_author_review_pending","note":"These dimensions describe documented support and process, not truth, correctness, or a universal ranking. No composite score is calculated.","axes":[{"id":"epistemic_evidence","level":"low","rationale":"The title and project record establish objectives and lineage, but no manuscript, security definition, proof, protocol specification, implementation, or evaluation was located.","basis_source_anchor_ids":["anchor-paper-76-metadata","anchor-paper-76-project","anchor-paper-76-search-gap"]},{"id":"auditability","level":"low","rationale":"No paper-specific official publication record, public archive, or author-hosted copy was located; full-text assumptions, evidence, and version identity cannot be audited from this map.","basis_source_anchor_ids":["anchor-paper-76-search-gap"]},{"id":"production_provenance","level":"medium","rationale":"Named authorship, ongoing-work status, and documented project lineage provide baseline human and lifecycle provenance. Contributor roles, manuscript revisions, AI or tool use, and artifact lineage remain unaudited.","basis_source_anchor_ids":["anchor-paper-76-metadata","anchor-paper-76-project"]},{"id":"external_scrutiny","level":"low","rationale":"The item is ongoing work. DARPA program context is not a completed paper review or independent technical validation.","basis_source_anchor_ids":["anchor-paper-76-metadata","anchor-paper-76-project"]},{"id":"reception","level":"low","rationale":"The dated exact-title search located 0 paper citations. Under the author-defined rule, 0–8 located citations is Low, 9–10 is Medium, and 11 or more is High; project and award pages are not citations.","basis_source_anchor_ids":["anchor-paper-76-citations"]},{"id":"contribution_significance","level":"not_assessed","rationale":"The objectives are potentially important, but novelty, achieved guarantees, and impact cannot be assessed from project and title metadata.","basis_source_anchor_ids":["anchor-paper-76-metadata","anchor-paper-76-search-gap"]}]},"reception_snapshot":{"as_of":"2026-07-11","method":"Exact-title scholarly-web search","citation_count":0,"source_url":"https://www.google.com/search?q=%22PRISM%3A+PRivacy-Preserving+Intrusion-Resilient+Secure+Multiparty-Computation-Based+Messaging+Overlay%22","signals":[],"limitation":"The exact manuscript may not be public or indexed. Zero excludes project and award descriptions that do not cite a paper with this identity; it does not preclude private, variant-title, or future references."}}