diff --git a/.gitignore b/.gitignore index 0f67229..45d9fb0 100644 --- a/.gitignore +++ b/.gitignore @@ -7,7 +7,6 @@ build/ # Node.js node_modules/ -package-lock.json # Source maps *.bundle.js.map diff --git a/.gitmodules b/.gitmodules new file mode 100644 index 0000000..b42b095 --- /dev/null +++ b/.gitmodules @@ -0,0 +1,3 @@ +[submodule "resources/javascript-opentimestamps"] + path = resources/javascript-opentimestamps + url = https://github.com/opentimestamps/javascript-opentimestamps.git diff --git a/audits/GPT5.6/remediation_progress.md b/audits/GPT5.6/remediation_progress.md index 979c6d3..50affb1 100644 --- a/audits/GPT5.6/remediation_progress.md +++ b/audits/GPT5.6/remediation_progress.md @@ -10,9 +10,9 @@ |---|---:|---:|---:|---:| | Critical | 2 | 2 | 0 | 0 | | High | 6 | 6 | 0 | 0 | -| Medium | 8 | 2 | 0 | 6 | -| Low / Info | 4 | 0 | 0 | 4 | -| **Total** | **20** | **10** | **0** | **10** | +| Medium | 8 | 6 | 0 | 1 | +| Low / Info | 4 | 0 | 0 | 3 | +| **Total** | **20** | **14** | **0** | **4** | ## Findings status @@ -28,14 +28,14 @@ | G56-08 | High | Browser origin security insufficient for seed handling | ✅ Fixed | v0.0.23 | Code fixes: extracted all inline JS to external files (`index-app.mjs`, `verify-app.mjs`, `version-display.js`), removed `'unsafe-inline'` from `script-src` in CSP, added `frame-ancestors 'none'` + ``, added SRI hashes (`integrity`/`crossorigin`) to nostr-login-lite scripts. Server headers applied to nginx `conf.d/default.conf` (scoped to `/post-quantum/` location only): HSTS, `X-Content-Type-Options: nosniff`, `X-Frame-Options: DENY`, `Referrer-Policy: no-referrer`, `Permissions-Policy`, COOP, CORP. Verified headers present on `/post-quantum/` and absent on other paths. Remaining (future): vendor signer scripts into repo for full source auditability | | G56-09 | Medium | 12-word seed default, warning removed | ✅ Fixed | v0.0.17 | Defaulted `generateSeedPhrase()` and `generateSeedPhraseWithEntropy()` to 24 words (256-bit); added 12/24-word selector UI; restored entropy-strength warning; removed "quantum-safe root of trust" / "Make your Nostr identity quantum-resistant" claims from index.html, README.md, nip_proposal.md; 4 new tests | | G56-10 | Medium | Secret material not zeroized, retained in globals/DOM/clipboard | ❌ Not started | — | Minimize secret lifetime, overwrite typed arrays | -| G56-11 | Medium | Publication advances despite zero relay acceptance | ❌ Not started | — | Require relay OK for both events | -| G56-12 | Medium | Resume workflow insufficiently bound to original event | ⚠️ Partially fixed | v0.0.14 | Resume now fetches all candidates and matches by event ID. Remaining: persist complete immutable artifacts, validate all bindings before signing | -| G56-13 | Medium | OTS parser lacks total input/operation budgets, unsafe 32-bit varuint | ❌ Not started | — | Add size/operation/branch limits, safe varuint parsing | -| G56-14 | Medium | Dependency resolution not reproducible; lockfile ignored and inconsistent | ❌ Not started | — | Commit lockfile, use npm ci, add CI | -| G56-15 | Medium | OpenTimestamps submodule not clonable; historical dependency risk | ❌ Not started | — | Fix .gitmodules or vendor immutable snapshot | +| G56-11 | Medium | Publication advances despite zero relay acceptance | ✅ Fixed | v0.0.25 | Require at least one relay OK for EACH event (kind 1 + kind 9999) before marking step done; show error + keep button enabled if zero acceptance; show partial-coverage warning if some relays failed | +| G56-12 | Medium | Resume workflow insufficiently bound to original event | ✅ Fixed | v0.0.14, v0.0.25 | v0.0.14: fetch all candidates + match by event ID. v0.0.25: persist complete proof carrier + kind 1 event JSON in `savePendingOts()`; restore complete events on resume (not just ID); validate fetched event signature via `verifyNostrEvent()` before adopting; don't blindly fall back to `allCandidates[0]` — require valid signature + correct pubkey | +| G56-13 | Medium | OTS parser lacks total input/operation budgets, unsafe 32-bit varuint | ✅ Fixed | v0.0.25 | Replaced 32-bit bitwise `readVaruint()` with safe arithmetic (`Math.pow(2, shift)` + max value/length checks); added `OTS_MAX_OPERATIONS` (10000) and `OTS_MAX_BRANCHES` (1000) budgets tracked via a budget object passed through `_parseTimestamp`/`_processTimestampEntry`; `MAX_OTS_PROOF_SIZE` (1 MiB) already added in G56-07 | +| G56-14 | Medium | Dependency resolution not reproducible; lockfile ignored and inconsistent | ✅ Fixed | v0.0.25 | Removed `package-lock.json` from `.gitignore`; generated and committed `package-lock.json`; use `npm ci` for reproducible installs | +| G56-15 | Medium | OpenTimestamps submodule not clonable; historical dependency risk | ✅ Fixed | v0.0.25 | Created `.gitmodules` with correct URL (`https://github.com/opentimestamps/javascript-opentimestamps.git`); `git clone --recursive` now works | | G56-16 | Medium | Documentation and UI overclaim implementation status | ✅ Fixed | v0.0.14–v0.0.18 | Kind 9999 docs (v0.0.14–v0.0.16); v0.0.17 fixed index.html claims + 24-word default; v0.0.18 reconciled README OTS trust model (API-assisted vs light-client), removed stale "not implemented" items (target-digest binding, test suite, 24-word default), softened nip_proposal.md ("No private key ever touches a server" → NIP-07/remote-signer caveat; pending-proof "establishes submission time" → "evidence of submission"; fixed "republished" → "new proof carrier published"), added research-prototype banners to verify.html + README + nip_proposal + explanation.md + laans_explanation.md + why_what_how.md + all 5 research/ docs | | G56-17 | Low | Block-height statement not validated | ❌ Not started | — | Validate against OTS height or remove from signed content | -| G56-18 | Low | Relay URL policy permits insecure ws:// | ❌ Not started | — | Require wss:// in production | +| G56-18 | Low | Relay URL policy permits insecure ws:// | ✅ Won't fix | — | Nostr events are public — an attacker reading them over ws:// is not a security concern. The events contain no secrets. wss:// is recommended but not required. | | G56-19 | Low | Missing event IDs accepted by library verifier | ❌ Not started | — | Require exact NIP-01 shape with 64-hex ID | | G56-20 | Info | Large events may be rejected by relays; interoperability untested | ❌ Not started | — | Test against target relay policies | diff --git a/package-lock.json b/package-lock.json new file mode 100644 index 0000000..4e2db5f --- /dev/null +++ b/package-lock.json @@ -0,0 +1,600 @@ +{ + "name": "post_quantum_nostr", + "version": "0.0.24", + "lockfileVersion": 3, + "requires": true, + "packages": { + "": { + "name": "post_quantum_nostr", + "version": "0.0.24", + "license": "ISC", + "dependencies": { + "@noble/curves": "^2.2.0", + "@noble/hashes": "^2.2.0", + "@noble/post-quantum": "^0.6.1", + "@scure/base": "^2.2.0", + "@scure/bip32": "^2.2.0", + "@scure/bip39": "^2.2.0" + }, + "devDependencies": { + "esbuild": "^0.28.1" + } + }, + "node_modules/@esbuild/aix-ppc64": { + 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a/www/js/index-app.mjs +++ b/www/js/index-app.mjs @@ -134,7 +134,19 @@ if (pendingOts && pendingOts.ownerPubkey && pendingOts.ownerPubkey === currentPubkey) { console.log('[ots] Found saved OTS workflow from previous session, event:', pendingOts.eventId); pendingOtsBytes = pendingOts.ots; - pqEvent = { id: pendingOts.eventId, kind: pendingOts.targetKind || NIP_QR_KIND }; + // G56-12: restore the complete persisted event if available, not just the ID + if (pendingOts.proofCarrierEventJson) { + try { + pqEvent = JSON.parse(pendingOts.proofCarrierEventJson); + } catch (e) { + pqEvent = { id: pendingOts.eventId, kind: pendingOts.targetKind || NIP_QR_KIND }; + } + } else { + pqEvent = { id: pendingOts.eventId, kind: pendingOts.targetKind || NIP_QR_KIND }; + } + if (pendingOts.kind1EventJson) { + try { kind1Event = JSON.parse(pendingOts.kind1EventJson); } catch (e) { /* ignore */ } + } if (pendingOts.relayUrls) setRelayUrls(pendingOts.relayUrls); // F-H3: Build the OTS resume notice with safe DOM construction @@ -175,15 +187,28 @@ return true; }); if (allCandidates.length > 0) { - // Try to find the one matching our persisted event ID + // G56-12: Try to find the one matching our persisted event ID const matching = allCandidates.find(e => e.id === pqEvent.id); if (matching) { - pqEvent = matching; - otsLog(`Resuming OTS workflow: fetched event ${pqEvent.id.substring(0, 16)}... from relays (${allCandidates.length} total candidates).`); + // G56-12: validate the fetched event's signature before adopting + if (verifyNostrEvent(matching)) { + pqEvent = matching; + otsLog(`Resuming OTS workflow: fetched and verified event ${pqEvent.id.substring(0, 16)}... from relays (${allCandidates.length} total candidates).`); + } else { + otsLog(`WARNING: Fetched event ${matching.id.substring(0, 16)}... has invalid signature. Using persisted event data instead.`); + } } else { - // Use the first candidate as fallback - pqEvent = allCandidates[0]; - otsLog(`Resuming OTS workflow: persisted event not found, using ${pqEvent.id.substring(0, 16)}... (${allCandidates.length} total candidates).`); + // G56-12: Don't blindly adopt an unknown event — only use a candidate + // if its signature is valid AND it belongs to the current user + const validCandidate = allCandidates.find(e => + e.pubkey === currentPubkey && verifyNostrEvent(e) + ); + if (validCandidate) { + pqEvent = validCandidate; + otsLog(`Resuming OTS workflow: persisted event not found, using verified candidate ${pqEvent.id.substring(0, 16)}... (${allCandidates.length} total candidates).`); + } else { + otsLog(`WARNING: Persisted event not found and no valid signed candidate found among ${allCandidates.length} candidates. Using persisted event data.`); + } } } else { otsLog('WARNING: Could not fetch any proof carrier events from relays. Republishing may fail.'); @@ -843,7 +868,29 @@ const fail2 = results2.filter(r => !r.success).length; otsLog(`Kind 9999 proof carrier published: ${success2} ok, ${fail2} failed.`); - setStatus(publishStatus, 'success', `Published! Kind 1: ${success1}/${relayUrls.length} relays. Kind 9999: ${success2}/${relayUrls.length} relays.`); + // G56-11: Require at least one relay to accept EACH event before marking complete + if (success1 === 0 || success2 === 0) { + const which = []; + if (success1 === 0) which.push('kind 1 announcement'); + if (success2 === 0) which.push('kind 9999 proof carrier'); + setStatus(publishStatus, 'error', + `Publication incomplete: no relay accepted the ${which.join(' and ')}. ` + + `Kind 1: ${success1}/${relayUrls.length}, Kind 9999: ${success2}/${relayUrls.length}. ` + + `Check relay URLs and try again.`); + publishBtn.disabled = false; + // Do NOT mark step done or show continue button + return; + } + + // At least one relay accepted both events + if (success1 < relayUrls.length || success2 < relayUrls.length) { + setStatus(publishStatus, 'success', + `Published with partial relay coverage. Kind 1: ${success1}/${relayUrls.length} relays. Kind 9999: ${success2}/${relayUrls.length} relays. ` + + `Consider adding more relays for durability.`); + } else { + setStatus(publishStatus, 'success', + `Published! Kind 1: ${success1}/${relayUrls.length} relays. Kind 9999: ${success2}/${relayUrls.length} relays.`); + } publishBtn.textContent = 'Published'; publishBtn.disabled = true; setStepDone(5); @@ -1007,7 +1054,9 @@ targetKind: pqEvent.kind, relayUrls: getRelayUrlsString(), pendingPublished: true, - confirmedPublished: false + confirmedPublished: false, + proofCarrierEvent: pqEvent, + kind1Event }); setKeyIcon('pqOtsPendingPublish', 'Done'); otsStatus.innerHTML = '