id: 8daf95ad5a9045709a83d86651acf85e
parent_id: a513d136d3bf4f2dba8529b58f84057c
item_type: 1
item_id: 445891dba8674cae8b865a6fd2a3faf1
item_updated_time: 1782493568555
title_diff: "[]"
body_diff: "[{\"diffs\":[[0,\"st**\"],[-1,\" for **Windows**, communicating with industrial-grade NFC readers via USB\"],[1,\", shipping **two GUI binaries**: a development station and a production station\"],[0,\".\\\n\\\n|\"]],\"start1\":212,\"start2\":212,\"length1\":81,\"length2\":87},{\"diffs\":[[0,\" Windows\"],[1,\" (+ Linux dev)\"],[0,\" |\\\n| Pro\"]],\"start1\":403,\"start2\":403,\"length1\":16,\"length2\":30},{\"diffs\":[[0,\"| JCOP 4\"],[1,\".5\"],[0,\" |\\\n| Chi\"]],\"start1\":486,\"start2\":486,\"length1\":16,\"length2\":18},{\"diffs\":[[0,\"\\\n## \"],[-1,\"Implementation Status (2026-06-15, rev 3 — committed)\\\n\\\nA 7-crate Rust workspace. Everything runs **headless** — no hardware required —\"],[1,\"Two-Station Architecture (current design)\\\n\\\nThe project ships **two GUI binaries** reflecting the two operational modes.\\\n\\\n### `kf-dev-station` — Development GUI\\\n- **Provisioning + firmware flashing** (SEMS Lite loader).\\\n- Uses the **development SCP03 static key set**; performs the **full KDF in\\\n  software** (Phase 1 master+UID → S-ENC/MAC/DEK, Phase 2 → session keys).\\\n- Provisions from a per-fob container folder via `FileContainerSource`.\\\n- Today runs\"],[0,\" aga\"]],\"start1\":588,\"start2\":588,\"length1\":142,\"length2\":462},{\"diffs\":[[0,\"against \"],[-1,\"a\"],[1,\"the\"],[0,\" simulat\"]],\"start1\":1047,\"start2\":1047,\"length1\":17,\"length2\":19},{\"diffs\":[[0,\"plet\"],[-1,\". **64 unit tests pass, `clippy -D warnings` clean, `fmt` clean.** The pipeline mirrors the **real JCShell provisioning flow** (DGI-based STORE DATA with lifecycle transition) and the container parser handles both available fixture packages\"],[1,\" (stub fob).\\\n\\\n### `kf-prod-station` — Production GUI\\\n- **Provisioning only** (no flashing).\\\n- **No KDF in the application.** After `INITIALIZE UPDATE` it forwards\\\n  `{uid, key_version, host_challenge, card_challenge, seq_counter, card_cryptogram}`\\\n  to the KLMS via the `KlmsClient` trait (a DLL in production) and receives back:\\\n  - the SCP03 **session keys** (SES-ENC/MAC/RMAC) + host cryptogram,\\\n  - the **pre-encrypted** personalization content (A003 already S-DEK-encrypted\\\n    inside the KLMS HSM — the app never holds static/master/DEK keys).\\\n- `Scp03Channel::establish_from_session_keys` injects the KLMS-issued keys.\\\n- `KlmsProvisioner` rejects any content item flagged `encrypt_with_dek=true`\\\n  (those must arrive pre-encrypted from the KLMS).\\\n- Today runs end-to-end against `MockKlmsClient` (emulates the HSM with the dev\\\n  keys) + the simulated fob.\\\n\\\n### `kf-hsm` (Nitrokey local KDF)\\\n- Present + tested (SW↔HW parity proven) but **not used by either binary's\\\n  runtime path**. Remains available for a future local-HSM option; the\\\n  production master key belongs on the KLMS server HSM.\\\n\\\n> See companion notes: **\\\"Keyfob Station — Two-Binary Split (dev vs production)\\\"**,\\\n> **\\\"Keyfob Station — Operating Modes & KLMS Session-Key Offload\\\"**.\\\n\\\n---\\\n\\\n## Implementation Status (2026-06-26, rev 4)\\\n\\\nAn 11-crate Rust workspace. Everything runs **headless** — no hardware required —\\\nagainst a simulated JCOP applet + (for the prod path) a mock KLMS. **86 tests\\\npass, `clippy -D warnings` clean (incl. `--features nitrokey`), `fmt` clean.**\\\nBoth GUI binaries build in release\"],[0,\".\\\n\\\n#\"]],\"start1\":1076,\"start2\":1076,\"length1\":248,\"length2\":1587},{\"diffs\":[[0,\" `ct_eq`\"],[1,\", `aes_cmac_via_ecb`/subkeys (HSM path)\"],[0,\" | ✅ Don\"]],\"start1\":2818,\"start2\":2818,\"length1\":16,\"length2\":55},{\"diffs\":[[0,\" Session\"],[-1,\" key derivation\"],[1,\"/static KDF\"],[0,\", host/c\"]],\"start1\":3035,\"start2\":3035,\"length1\":31,\"length2\":27},{\"diffs\":[[0,\"ap, \"],[-1,\"shared `wire` module\"],[1,\"**`establish_from_session_keys`** (KLMS-issued keys)\"],[0,\" | ✅\"]],\"start1\":3103,\"start2\":3103,\"length1\":28,\"length2\":60},{\"diffs\":[[0,\"t` (\"],[-1,\"C-MAC only, \"],[0,\"life\"]],\"start1\":3254,\"start2\":3254,\"length1\":20,\"length2\":8},{\"diffs\":[[0,\"ource`, \"],[-1,\"**\"],[0,\"`FileCon\"]],\"start1\":3372,\"start2\":3372,\"length1\":18,\"length2\":16},{\"diffs\":[[0,\"rce`\"],[-1,\"** + **\"],[1,\", \"],[0,\"`Sta\"]],\"start1\":3397,\"start2\":3397,\"length1\":15,\"length2\":10},{\"diffs\":[[0,\"ficates`\"],[-1,\"**\"],[0,\" | ✅ Don\"]],\"start1\":3415,\"start2\":3415,\"length1\":18,\"length2\":16},{\"diffs\":[[0,\"`kf-\"],[-1,\"provision` | `Provisioner` orchestrator + `AuditRecord` + **`perso` module (DGI encoding + block splitting + S-DEK encryp\"],[1,\"klms` | `KlmsClient` trait + `SessionRequest`/`SessionResponse`/`KlmsContent` + **`MockKlmsClient`** (HSM emula\"],[0,\"tion)\"],[-1,\"**\"],[0,\" | ✅\"]],\"start1\":3437,\"start2\":3437,\"length1\":136,\"length2\":124},{\"diffs\":[[0,\"`kf-\"],[-1,\"stat\"],[1,\"provis\"],[0,\"ion` | \"],[-1,\"CLI binary (`self-test`, `provision`) | ✅ Done |\\\n\\\n### Implemented & Tested (headless)\\\n- Crypto primitives validated against NIST SP 800-38B AES-CMAC vectors.\\\n- Full SCP03 state machine: INITIALIZE UPDATE → session key derivation → EXTERNAL AUTHENTICATE → secure messaging wrap/unwrap.\\\n- **DGI-based personalization flow** matching the real JCShell script: encode items as DGIs → S-DEK encrypt private key →\"],[1,\"`Provisioner` (dev) + **`KlmsProvisioner`** (prod) orchestrators + `AuditRecord` + `perso` module (DGI encoding + block\"],[0,\" split\"],[-1,\" into 245-byte blocks → STORE DATA (INS=E2) with incrementing P2 → lifecycle transition (P1=0x80) → raw post-personalization commands.\\\n- **Container directory parser** reads `FESN.txt`, `irk_keyfob.key` (base64), `keyfob_private.der` (PKCS#8 EC scalar extraction), `keyfob_public.der` (device cert) → builds `ProvisioningInput`.\\\n- **Static factory certificates** (`StaticCertificates`): ICA cert (DGI A004, `CN=FMC-NFC-ICA`) and CMS/Root cert (DGI A005, Ford Motor Company KeyFob CA) are loaded from shared files and verified identical across both fixture containers.\\\n- Simulated JCOP applet: C-MAC only mode, DGI data buffering, lifecycle transition to FACTORY, raw post-perso command acceptance.\\\n- End-to-end pipeline against the mock + real fixture data (64 tests, all green).\\\n- Security hardening: CSPRNG host challenge, constant-time compares, zeroizing keys, redacted Debug, R-MAC hard-fail, **TX audit entries redacted** (no secrets in audit record), **empty personalization_items rejected**, **DGI tag length validated before indexing**.\\\n\\\n### Code Review Status\\\nTwo review passes completed. All CRITICAL findings fixed (panic on short DGI, silent empty-success, audit secret leak). All WARNING findings fixed (applet auth bypass on empty-data STORE DATA, SPID parser fragility, dead `max_block_data` config). Remaining SUGGESTION-level items: orphaned `handle_set_status`/`ins::SET_STATUS`, unused `lifecycle()`/`is_factory()` accessors.\\\n\\\n### Stubbed Behind Traits (pending external decisions / hardware)\\\n- **DLL/SO content provider** — trait ready; awaits DLL\"],[1,\"ting + S-DEK) | ✅ Done |\\\n| `kf-hsm` | `MasterKeyBackend`: software mock (default) + Nitrokey HSM 2 PKCS#11 (`nitrokey` feature). **Present+tested, unused at runtime.** | ✅ Done |\\\n| `kf-station` | CLI binary (`self-test`, `provision`) | ✅ Done |\\\n| `kf-dev-station` | **Dev GUI**: provisioning (SW KDF + dev keys) + flashing (SEMS Lite) | ✅ Done |\\\n| `kf-prod-station` | **Prod GUI**: provisioning only, KLMS-via-`KlmsClient`, no KDF in app | ✅ Done |\\\n\\\n### Stubbed Behind Traits (pending external decisions / hardware)\\\n- **DLL-backed `KlmsClient`** — trait + `MockKlmsClient` in place; awaits the real\\\n  DLL/REST\"],[0,\" int\"]],\"start1\":3571,\"start2\":3571,\"length1\":1999,\"length2\":755},{\"diffs\":[[0,\"nterface\"],[-1,\" spec\"],[0,\".\\\n- **KL\"]],\"start1\":4324,\"start2\":4324,\"length1\":21,\"length2\":16},{\"diffs\":[[0,\"e types \"],[1,\"+ `KlmsClient` trait \"],[0,\"ready; a\"]],\"start1\":4363,\"start2\":4363,\"length1\":16,\"length2\":37},{\"diffs\":[[0,\" awaits REST API\"],[1,\"\\\n \"],[0,\" contract + mTLS\"]],\"start1\":4398,\"start2\":4398,\"length1\":32,\"length2\":34},{\"diffs\":[[0,\"est\\\n\"],[-1,\"```\\\n\\\n> See the companion note **\\\"Keyfob Station — Code Review & Open Issues\\\"** for findings and open questions.\\\n\\\n### Next Steps\\\n1. **Real-card validation\"],[1,\"cargo clippy -p kf-hsm --features nitrokey --all-targets -- -D warnings\\\ncargo build --release -p kf-dev-station -p kf-prod-station\\\n```\\\n\\\n### Next Steps\\\n1. **DLL-backed `KlmsClient`\"],[0,\"** — \"],[-1,\"run\"],[1,\"bind\"],[0,\" the \"],[-1,\"pipeline against a real JCOP 4.5 sample to validate the SCP03 test vector and the R-ENC path.\\\n2. **DLL/SO content provider** — implement once the interface spec is available.\\\n3. **KLMS REST client** — implement once the API contract is finalized\"],[1,\"real KLMS link behind the trait.\\\n2. **Real `pcsc` transport** — wire real readers into both binaries.\\\n3. **Real-card validation** — run both paths against real NCJ37x samples\"],[0,\".\\\n4.\"]],\"start1\":4681,\"start2\":4681,\"length1\":419,\"length2\":375},{\"diffs\":[[0,\"irm \"],[-1,\"KVN=255 vs\"],[1,\"the\"],[0,\" pro\"]],\"start1\":5088,\"start2\":5088,\"length1\":18,\"length2\":11},{\"diffs\":[[0,\"ion \"],[-1,\"value with KLMS\"],[1,\"KVN\"],[0,\".\\\n\\\n-\"]],\"start1\":5103,\"start2\":5103,\"length1\":23,\"length2\":11},{\"diffs\":[[0,\"172eed8` |\\\n\\\n\"],[1,\"> These are the **development** static keys. Production static keys are derived\\\n> inside the KLMS HSM and never reach the application.\\\n\\\n\"],[0,\"### DGI Tags\"]],\"start1\":5492,\"start2\":5492,\"length1\":24,\"length2\":160},{\"diffs\":[[0,\"No | Yes |\\\n\\\n\"],[1,\"> In the **production** path, `A003` arrives **already S-DEK-encrypted** from the\\\n> KLMS (`encrypt_with_dek=false`); the app never holds S-DEK.\\\n\\\n\"],[0,\"### DGI Wire\"]],\"start1\":6183,\"start2\":6183,\"length1\":24,\"length2\":169},{\"diffs\":[[0,\").\\\n\\\n\"],[-1,\"**Private key scalar extraction**: In PKCS#8 DER, the 32-byte scalar appears as `OCTET STRING(04) || length(20) || 32 bytes`. We scan for the `04 20` byte pair, which appears in the private key OCTET STRING before the public key BIT STRING in DER ordering.\\\n\\\n**IRK decoding**: Base64 standard alphabet → 16 raw bytes.\\\n\\\n\"],[0,\"### \"]],\"start1\":8585,\"start2\":8585,\"length1\":326,\"length2\":8},{\"diffs\":[[0,\"ne**\"],[-1,\":\\\n\\\n1. Read fob UID via `pcsc`\\\n2. POST UID to Clypeum KLMS via REST API (mTLS)\\\n3. KLMS returns pre-diversified static keys + Ford's payload\\\n4. Perform session KDF (Phase 2) in software\\\n5. SCP03 wrap → inject DGI personalization data\"],[1,\" with two variants:\\\n\\\n**Production (`kf-prod-station`)** — no KDF in the app:\\\n1. Read fob UID + INITIALIZE UPDATE response.\\\n2. Forward `{uid, challenges, card_cryptogram}` to KLMS via `KlmsClient` (DLL).\\\n3. KLMS derives session keys + host cryptogram **and** pre-encrypts content.\\\n4. `establish_from_session_keys` → EXTERNAL AUTHENTICATE → STORE DATA → lifecycle → zeroize.\\\n\\\n**Development (`kf-dev-station`)** — full SW KDF:\\\n1. Read fob UID.\\\n2. `FileContainerSource` fetches per-fob data + dev static keys.\\\n3. Phase 1 (master+UID) + Phase 2 (challenges) in software.\\\n4. EXTERNAL AUTHENTICATE → STORE DATA\"],[0,\" → l\"]],\"start1\":8958,\"start2\":8958,\"length1\":239,\"length2\":611},{\"diffs\":[[0,\"cle \"],[-1,\"transition \"],[0,\"→ ze\"]],\"start1\":9574,\"start2\":9574,\"length1\":19,\"length2\":8},{\"diffs\":[[0,\" zeroize\"],[-1,\" memory\"],[1,\".\"],[0,\"\\\n\\\n### Ke\"]],\"start1\":9579,\"start2\":9579,\"length1\":23,\"length2\":17},{\"diffs\":[[0,\"LMS \"],[-1,\"Does All KDF\"],[1,\"Performs the Full Handshake (session-key offload)\"],[0,\"\\\n\\\nTh\"]],\"start1\":9616,\"start2\":9616,\"length1\":20,\"length2\":57},{\"diffs\":[[0,\"o having\"],[-1,\" \"],[1,\"\\\n\"],[0,\"the **Cl\"]],\"start1\":9742,\"start2\":9742,\"length1\":17,\"length2\":17},{\"diffs\":[[0,\"orm \"],[-1,\"all KDF\"],[1,\"the entire SCP03 handshake\"],[0,\"**. \"]],\"start1\":9781,\"start2\":9781,\"length1\":15,\"length2\":34},{\"diffs\":[[0,\"tion\"],[-1,\" \"],[1,\"\\\n\"],[0,\"is \"],[-1,\"considered \"],[0,\"an u\"]],\"start1\":9826,\"start2\":9826,\"length1\":23,\"length2\":12},{\"diffs\":[[0,\" factory\"],[-1,\" \"],[1,\"-\"],[0,\"floor en\"]],\"start1\":9846,\"start2\":9846,\"length1\":17,\"length2\":17},{\"diffs\":[[0,\"ironment\"],[-1,\".\"],[1,\"; the **master key and static keys never\\\nleave the KLMS HSM**. The KLMS:\"],[0,\"\\\n\\\n**Phas\"]],\"start1\":9864,\"start2\":9864,\"length1\":17,\"length2\":88},{\"diffs\":[[0,\"** —\"],[-1,\" Performed by Clypeum\"],[0,\" ins\"]],\"start1\":9966,\"start2\":9966,\"length1\":29,\"length2\":8},{\"diffs\":[[0,\"side the\"],[-1,\"ir\"],[0,\" HSM:\\\n- \"]],\"start1\":9973,\"start2\":9973,\"length1\":18,\"length2\":16},{\"diffs\":[[0,\"C\\\n- \"],[-1,\"Labels: `00000001\"],[1,\"Purpose bytes: `0x40\"],[0,\"` (E\"]],\"start1\":10035,\"start2\":10035,\"length1\":25,\"length2\":28},{\"diffs\":[[0,\", `0\"],[-1,\"0000002\"],[1,\"x60\"],[0,\"` (M\"]],\"start1\":10066,\"start2\":10066,\"length1\":15,\"length2\":11},{\"diffs\":[[0,\", `0\"],[-1,\"0000003\"],[1,\"x70\"],[0,\"` (DEK)\"],[-1,\"\\\n- C\"],[1,\"; c\"],[0,\"ontext:\"],[1,\" raw\"],[0,\" 10-\"]],\"start1\":10080,\"start2\":10080,\"length1\":33,\"length2\":32},{\"diffs\":[[0,\"* — \"],[-1,\"Performed by EoL station in RA\"],[1,\"inside the HS\"],[0,\"M:\\\n-\"]],\"start1\":10179,\"start2\":10179,\"length1\":38,\"length2\":21},{\"diffs\":[[0,\"ES-RMAC)\"],[-1,\" using AES-CMAC\"],[0,\"\\\n- Conte\"]],\"start1\":10248,\"start2\":10248,\"length1\":31,\"length2\":16},{\"diffs\":[[0,\"SeqCnt(3\"],[-1,\" bytes\"],[0,\") || RND\"]],\"start1\":10269,\"start2\":10269,\"length1\":22,\"length2\":16},{\"diffs\":[[0,\"RND.IC(8\"],[-1,\" bytes\"],[0,\") || RND\"]],\"start1\":10282,\"start2\":10282,\"length1\":22,\"length2\":16},{\"diffs\":[[0,\"CC(8\"],[-1,\" bytes)`\"],[1,\")`\\\n- + host cryptogram + card-cryptogram verification (KLMS authenticates the card)\\\n\\\nThe KLMS returns only the **ephemeral session keys** (held in RAM, zeroized on\\\ndrop) and the pre-encrypted content.\"],[0,\"\\\n\\\n--\"]],\"start1\":10299,\"start2\":10299,\"length1\":16,\"length2\":208},{\"diffs\":[[0,\"MAC=0x07\"],[1,\"\\\n- **Production:** done by the KLMS; the app receives the result via `establish_from_session_keys`.\"],[0,\"\\\n\\\n### St\"]],\"start1\":11086,\"start2\":11086,\"length1\":16,\"length2\":115},{\"diffs\":[[0,\"m source\"],[1,\" (dev) / from KLMS (prod)\"],[0,\" |\\\n| `In\"]],\"start1\":12124,\"start2\":12124,\"length1\":16,\"length2\":41},{\"diffs\":[[0,\"he SCP03 channel\"],[1,\"\\\n- This is what `kf-dev-station` targets.\"],[0,\"\\\n\\\n---\\\n\\\n## Roles \"]],\"start1\":13073,\"start2\":13073,\"length1\":32,\"length2\":73},{\"diffs\":[[0,\"erforms \"],[-1,\"KDF\"],[1,\"full KDF (Phase 1+2)\"],[0,\", delive\"]],\"start1\":13416,\"start2\":13416,\"length1\":19,\"length2\":36},{\"diffs\":[[0,\"livers s\"],[-1,\"tatic\"],[1,\"ession\"],[0,\" keys +\"],[1,\" pre-encrypted\"],[0,\" payload\"]],\"start1\":13448,\"start2\":13448,\"length1\":28,\"length2\":43},{\"diffs\":[[0,\" session\"],[-1,\" KDF\"],[1,\"-key consumption\"],[0,\", SCP03 \"]],\"start1\":13536,\"start2\":13536,\"length1\":20,\"length2\":32},{\"diffs\":[[0,\" (JCOP 4\"],[1,\".5\"],[0,\")\\\n\\\n> **R\"]],\"start1\":13629,\"start2\":13629,\"length1\":16,\"length2\":18},{\"diffs\":[[0,\"00 80]\\\n```\\\n\\\n\"],[1,\"> Validated against the NXP JCShell provisioning script (purpose bytes 0x40/0x60/0x70, raw 10-byte UID) via the `jcshell_reference_vector` test.\\\n\\\n\"],[0,\"### Session \"]],\"start1\":13905,\"start2\":13905,\"length1\":24,\"length2\":170},{\"diffs\":[[0,\"es` \"],[-1,\"| AES encryption (RustCrypto) |\\\n| `cmac` | AES-CMAC for key derivation and MACing |\\\n| `cbc` | AES-CBC for APDU encryption |\\\n| `cipher` | B\"],[1,\"/ `cbc` / `cmac` / `cipher` | AES, AES-CBC, AES-CMAC, b\"],[0,\"lock\"]],\"start1\":14228,\"start2\":14228,\"length1\":146,\"length2\":63},{\"diffs\":[[0,\"r traits\"],[1,\" (RustCrypto)\"],[0,\" |\\\n| `ze\"]],\"start1\":14297,\"start2\":14297,\"length1\":16,\"length2\":29},{\"diffs\":[[0,\"zeroize`\"],[1,\" / `secrecy`\"],[0,\" | Secur\"]],\"start1\":14324,\"start2\":14324,\"length1\":16,\"length2\":28},{\"diffs\":[[0,\"ing \"],[-1,\"after ISD lock\"],[1,\"+ secret wrappers\"],[0,\" |\\\n|\"]],\"start1\":14364,\"start2\":14364,\"length1\":22,\"length2\":25},{\"diffs\":[[0,\"SON \"],[-1,\"parsing |\\\n| `hex` | Hex encode/decode |\\\n|\"],[1,\"+ audit serialization |\\\n| `hex` /\"],[0,\" `ba\"]],\"start1\":14553,\"start2\":14553,\"length1\":49,\"length2\":41},{\"diffs\":[[0,\"ase64` |\"],[1,\" Hex +\"],[0,\" BLE IRK\"]],\"start1\":14593,\"start2\":14593,\"length1\":16,\"length2\":22},{\"diffs\":[[0,\"ing \"],[-1,\"from container files |\\\n| `tracing` | Structured logging |\\\n| `clap` | CLI argument parsing |\\\n| `tokio` | Async runtime |\\\n| `async-trait` | Async trait for `ProvisioningSource`\"],[1,\"|\\\n| `tracing` / `tracing-subscriber` | Structured logging |\\\n| `tokio` / `async-trait` | Async runtime + async trait (`ProvisioningSource`, `KlmsClient`) |\\\n| `eframe` / `egui` | Native GUI (glow backend) for both stations |\\\n| `thiserror` | Typed errors |\\\n| `cryptoki` | Nitrokey HSM 2 PKCS#11 (`nitrokey` feature)\"],[0,\" |\\\n\\\n\"]],\"start1\":14621,\"start2\":14621,\"length1\":182,\"length2\":320},{\"diffs\":[[0,\"eum\\\n\\\n- [\"],[-1,\" \"],[1,\"x\"],[0,\"] \"],[1,\"~~\"],[0,\"REST API\"]],\"start1\":15522,\"start2\":15522,\"length1\":19,\"length2\":21},{\"diffs\":[[0,\"ract\"],[-1,\" (request/response JSON format)\"],[1,\"~~ → **interface defined** as the `KlmsClient` trait (`SessionRequest`/`SessionResponse`/`KlmsContent`); DLL/REST implementation pending\"],[0,\"\\\n- [\"]],\"start1\":15548,\"start2\":15548,\"length1\":39,\"length2\":144},{\"diffs\":[[0,\"link\\\n- [\"],[-1,\" \"],[1,\"x\"],[0,\"] \"],[1,\"~~\"],[0,\"Exact NX\"]],\"start1\":15734,\"start2\":15734,\"length1\":19,\"length2\":21},{\"diffs\":[[0,\"yout\"],[1,\"~~ → raw 10-byte\"],[0,\" \"],[-1,\"(\"],[0,\"UID\"],[1,\",\"],[0,\" p\"],[-1,\"adding: raw, left-padded, or right-padded\"],[1,\"urpose bytes 0x40/0x60/0x70 (validated vs JCShell script\"],[0,\")\\\n- \"]],\"start1\":15769,\"start2\":15769,\"length1\":56,\"length2\":87},{\"diffs\":[[0,\"ued \"],[-1,\"key package\"],[1,\"session key\"],[0,\"s (r\"]],\"start1\":16084,\"start2\":16084,\"length1\":19,\"length2\":19},{\"diffs\":[[0,\"ties\\\n- [\"],[-1,\" \"],[1,\"x\"],[0,\"] \"],[1,\"~~\"],[0,\"Source o\"]],\"start1\":16169,\"start2\":16169,\"length1\":19,\"length2\":21},{\"diffs\":[[0,\"005)\"],[-1,\" — resolved:\"],[1,\"~~ →\"],[0,\" fac\"]],\"start1\":16225,\"start2\":16225,\"length1\":20,\"length2\":12},{\"diffs\":[[0,\" dir\\\n- [\"],[-1,\" \"],[1,\"x\"],[0,\"] \"],[1,\"~~\"],[0,\"SPID der\"]],\"start1\":16273,\"start2\":16273,\"length1\":19,\"length2\":21},{\"diffs\":[[0,\"tion\"],[-1,\" — verified:\"],[1,\"~~ →\"],[0,\" NOT\"]],\"start1\":16297,\"start2\":16297,\"length1\":20,\"length2\":12},{\"diffs\":[[0,\"-06-\"],[-1,\"15\"],[1,\"26\"],[0,\" rev \"],[-1,\"3 with JCShell analysis + DGI personalization flow + container parser + static certs + dual-fixture validation + code review fixes\"],[1,\"4: two-binary split (`kf-dev-station` + `kf-prod-station`), `kf-klms` crate + `KlmsClient`/`MockKlmsClient`, `KlmsProvisioner` (no KDF in app), `Scp03Channel::establish_from_session_keys`, session-key offload architecture. 86 tests, clippy clean incl. nitrokey\"],[0,\".*\"]],\"start1\":16428,\"start2\":16428,\"length1\":143,\"length2\":273}]"
metadata_diff: {"new":{},"deleted":[]}
encryption_cipher_text: 
encryption_applied: 0
updated_time: 2026-06-26T17:07:34.672Z
created_time: 2026-06-26T17:07:34.672Z
type_: 13