bip encrypted_backup

bip-encrypted-backup/test_vectors/chacha20poly1305_encryption.json

@@ -0,0 +1,37 @@
+[
+  {
+    "description": "Basic encryption with short plaintext",
+    "nonce": "000102030405060708090a0b",
+    "plaintext": "48656c6c6f",
+    "secret": "0000000000000000000000000000000000000000000000000000000000000000",
+    "ciphertext": "7df9cb9a0ac5851cc054b14d05f781127b2b0d31fa"
+  },
+  {
+    "description": "Empty plaintext should fail",
+    "nonce": "000102030405060708090a0b",
+    "plaintext": "",
+    "secret": "0000000000000000000000000000000000000000000000000000000000000000",
+    "ciphertext": null
+  },
+  {
+    "description": "Encryption with zeroed nonce should fail",
+    "nonce": "000000000000000000000000",
+    "plaintext": "00000000000000000000000000000000",
+    "secret": "0000000000000000000000000000000000000000000000000000000000000000",
+    "ciphertext": null
+  },
+  {
+    "description": "Encryption with all FFs",
+    "nonce": "ffffffffffffffffffffffff",
+    "plaintext": "ffffffffffffffffffffffffffffffff",
+    "secret": "ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff",
+    "ciphertext": "22d8bfc313e141bd692c82cec7785b29a0e5d5014c0d3b2d3a8b00548cd8d221"
+  },
+  {
+    "description": "Longer plaintext",
+    "nonce": "0f1e2d3c4b5a69788796a5b4",
+    "plaintext": "546869732069732061206c6f6e67657220706c61696e746578742074686174207368756c6420626520656e637279707465642070726f7065726c792e",
+    "secret": "deadbeefdeadbeefdeadbeefdeadbeefdeadbeefdeadbeefdeadbeefdeadbeef",
+    "ciphertext": "2af094190e2b43a02b8dd6bfc25a8833f84f81bc6f690d75f0214e466ef392616c4644bee65118c444a926e1e365b3a7ba0509a5636524eb4e5722f5926938f32e4df79237acb6dd4a6ccbc4"
+  }
+]

bip-encrypted-backup/test_vectors/content_type.json

@@ -0,0 +1,67 @@
+[
+  {
+    "description": "Bip 380",
+    "valid": true,
+    "content": "01017c"
+  },
+  {
+    "description": "Bip 388",
+    "valid": true,
+    "content": "010184"
+  },
+  {
+    "description": "Bip 329",
+    "valid": true,
+    "content": "010149"
+  },
+  {
+    "description": "Bip 999",
+    "valid": true,
+    "content": "0103e7"
+  },
+  {
+    "description": "Bip max",
+    "valid": true,
+    "content": "01ffff"
+  },
+  {
+    "description": "Bip min",
+    "valid": true,
+    "content": "010000"
+  },
+  {
+    "description": "Propietary 00010203",
+    "valid": true,
+    "content": "020400010203"
+  },
+  {
+    "description": "TYPE 0x00 is reserved",
+    "valid": false,
+    "content": "00"
+  },
+  {
+    "description": "Invalid BIP (insufficient bytes)",
+    "valid": false,
+    "content": "0100"
+  },
+  {
+    "description": "Invalid proprietary (missing data)",
+    "valid": false,
+    "content": "0201"
+  },
+  {
+    "description": "Invalid proprietary (LENGTH exceeds payload)",
+    "valid": false,
+    "content": "020500"
+  },
+  {
+    "description": "TYPE >= 0x80 stops parsing",
+    "valid": false,
+    "content": "ff"
+  },
+  {
+    "description": "TYPE >= 0x80 stops parsing",
+    "valid": false,
+    "content": "ff000000"
+  }
+]

bip-encrypted-backup/test_vectors/derivation_path.json

@@ -0,0 +1,146 @@
+[
+  {
+    "description": "Empty derivation paths",
+    "paths": [],
+    "expected": "00"
+  },
+  {
+    "description": "Single path with one child: m/0",
+    "paths": ["m/0"],
+    "expected": "010100000000"
+  },
+  {
+    "description": "Single path with hardened child: m/44'",
+    "paths": ["m/44'"],
+    "expected": "01018000002c"
+  },
+  {
+    "description": "Standard BIP-84 path: m/84'/0'/0'",
+    "paths": ["m/84'/0'/0'"],
+    "expected": "0103800000548000000080000000"
+  },
+  {
+    "description": "Mixed hardened and normal: m/0/1'/2/3'",
+    "paths": ["m/0/1'/2/3'"],
+    "expected": "010400000000800000010000000280000003"
+  },
+  {
+    "description": "Multiple paths: m/0/1'/2/3' and m/84'/0'/0'/2'",
+    "paths": ["m/0/1'/2/3'", "m/84'/0'/0'/2'"],
+    "expected": "0204000000008000000100000002800000030480000054800000008000000080000002"
+  },
+  {
+    "description": "Path with large indices: m/2147483647'/2147483646",
+    "paths": ["m/2147483647'/2147483646"],
+    "expected": "0102ffffffff7ffffffe"
+  },
+  {
+    "description": "Single child path: m/1",
+    "paths": ["m/1"],
+    "expected": "010100000001"
+  },
+  {
+    "description": "Path with max normal index: m/2147483647",
+    "paths": ["m/2147483647"],
+    "expected": "01017fffffff"
+  },
+  {
+    "description": "Path with multiple normal indices: m/0/1/2/3/4",
+    "paths": ["m/0/1/2/3/4"],
+    "expected": "01050000000000000001000000020000000300000004"
+  },
+  {
+    "description": "Path with all hardened: m/0'/1'/2'",
+    "paths": ["m/0'/1'/2'"],
+    "expected": "0103800000008000000180000002"
+  },
+  {
+    "description": "Two different single-child paths: m/0 and m/1",
+    "paths": ["m/0", "m/1"],
+    "expected": "0201000000000100000001"
+  },
+  {
+    "description": "BIP-44 account 0: m/44'/0'/0'",
+    "paths": ["m/44'/0'/0'"],
+    "expected": "01038000002c8000000080000000"
+  },
+  {
+    "description": "BIP-49 account 0: m/49'/0'/0'",
+    "paths": ["m/49'/0'/0'"],
+    "expected": "0103800000318000000080000000"
+  },
+  {
+    "description": "Single path with 255 children (maximum depth, success)",
+    "paths": ["m/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0"],
+    "expected": "01ff000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"
+  },
+  {
+    "description": "256 paths should fail (exceeds u8::MAX)",
+    "paths": [
+      "m/0", "m/1", "m/2", "m/3", "m/4", "m/5", "m/6", "m/7", "m/8", "m/9",
+      "m/10", "m/11", "m/12", "m/13", "m/14", "m/15", "m/16", "m/17", "m/18", "m/19",
+      "m/20", "m/21", "m/22", "m/23", "m/24", "m/25", "m/26", "m/27", "m/28", "m/29",
+      "m/30", "m/31", "m/32", "m/33", "m/34", "m/35", "m/36", "m/37", "m/38", "m/39",
+      "m/40", "m/41", "m/42", "m/43", "m/44", "m/45", "m/46", "m/47", "m/48", "m/49",
+      "m/50", "m/51", "m/52", "m/53", "m/54", "m/55", "m/56", "m/57", "m/58", "m/59",
+      "m/60", "m/61", "m/62", "m/63", "m/64", "m/65", "m/66", "m/67", "m/68", "m/69",
+      "m/70", "m/71", "m/72", "m/73", "m/74", "m/75", "m/76", "m/77", "m/78", "m/79",
+      "m/80", "m/81", "m/82", "m/83", "m/84", "m/85", "m/86", "m/87", "m/88", "m/89",
+      "m/90", "m/91", "m/92", "m/93", "m/94", "m/95", "m/96", "m/97", "m/98", "m/99",
+      "m/100", "m/101", "m/102", "m/103", "m/104", "m/105", "m/106", "m/107", "m/108", "m/109",
+      "m/110", "m/111", "m/112", "m/113", "m/114", "m/115", "m/116", "m/117", "m/118", "m/119",
+      "m/120", "m/121", "m/122", "m/123", "m/124", "m/125", "m/126", "m/127", "m/128", "m/129",
+      "m/130", "m/131", "m/132", "m/133", "m/134", "m/135", "m/136", "m/137", "m/138", "m/139",
+      "m/140", "m/141", "m/142", "m/143", "m/144", "m/145", "m/146", "m/147", "m/148", "m/149",
+      "m/150", "m/151", "m/152", "m/153", "m/154", "m/155", "m/156", "m/157", "m/158", "m/159",
+      "m/160", "m/161", "m/162", "m/163", "m/164", "m/165", "m/166", "m/167", "m/168", "m/169",
+      "m/170", "m/171", "m/172", "m/173", "m/174", "m/175", "m/176", "m/177", "m/178", "m/179",
+      "m/180", "m/181", "m/182", "m/183", "m/184", "m/185", "m/186", "m/187", "m/188", "m/189",
+      "m/190", "m/191", "m/192", "m/193", "m/194", "m/195", "m/196", "m/197", "m/198", "m/199",
+      "m/200", "m/201", "m/202", "m/203", "m/204", "m/205", "m/206", "m/207", "m/208", "m/209",
+      "m/210", "m/211", "m/212", "m/213", "m/214", "m/215", "m/216", "m/217", "m/218", "m/219",
+      "m/220", "m/221", "m/222", "m/223", "m/224", "m/225", "m/226", "m/227", "m/228", "m/229",
+      "m/230", "m/231", "m/232", "m/233", "m/234", "m/235", "m/236", "m/237", "m/238", "m/239",
+      "m/240", "m/241", "m/242", "m/243", "m/244", "m/245", "m/246", "m/247", "m/248", "m/249",
+      "m/250", "m/251", "m/252", "m/253", "m/254", "m/255"
+    ],
+    "expected": null
+  },
+  {
+    "description": "Path with 256 children should fail (exceeds u8::MAX)",
+    "paths": ["m/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0"],
+    "expected": null
+  },
+  {
+    "description": "255 paths should succeed (maximum allowed)",
+    "paths": [
+      "m/0", "m/1", "m/2", "m/3", "m/4", "m/5", "m/6", "m/7", "m/8", "m/9",
+      "m/10", "m/11", "m/12", "m/13", "m/14", "m/15", "m/16", "m/17", "m/18", "m/19",
+      "m/20", "m/21", "m/22", "m/23", "m/24", "m/25", "m/26", "m/27", "m/28", "m/29",
+      "m/30", "m/31", "m/32", "m/33", "m/34", "m/35", "m/36", "m/37", "m/38", "m/39",
+      "m/40", "m/41", "m/42", "m/43", "m/44", "m/45", "m/46", "m/47", "m/48", "m/49",
+      "m/50", "m/51", "m/52", "m/53", "m/54", "m/55", "m/56", "m/57", "m/58", "m/59",
+      "m/60", "m/61", "m/62", "m/63", "m/64", "m/65", "m/66", "m/67", "m/68", "m/69",
+      "m/70", "m/71", "m/72", "m/73", "m/74", "m/75", "m/76", "m/77", "m/78", "m/79",
+      "m/80", "m/81", "m/82", "m/83", "m/84", "m/85", "m/86", "m/87", "m/88", "m/89",
+      "m/90", "m/91", "m/92", "m/93", "m/94", "m/95", "m/96", "m/97", "m/98", "m/99",
+      "m/100", "m/101", "m/102", "m/103", "m/104", "m/105", "m/106", "m/107", "m/108", "m/109",
+      "m/110", "m/111", "m/112", "m/113", "m/114", "m/115", "m/116", "m/117", "m/118", "m/119",
+      "m/120", "m/121", "m/122", "m/123", "m/124", "m/125", "m/126", "m/127", "m/128", "m/129",
+      "m/130", "m/131", "m/132", "m/133", "m/134", "m/135", "m/136", "m/137", "m/138", "m/139",
+      "m/140", "m/141", "m/142", "m/143", "m/144", "m/145", "m/146", "m/147", "m/148", "m/149",
+      "m/150", "m/151", "m/152", "m/153", "m/154", "m/155", "m/156", "m/157", "m/158", "m/159",
+      "m/160", "m/161", "m/162", "m/163", "m/164", "m/165", "m/166", "m/167", "m/168", "m/169",
+      "m/170", "m/171", "m/172", "m/173", "m/174", "m/175", "m/176", "m/177", "m/178", "m/179",
+      "m/180", "m/181", "m/182", "m/183", "m/184", "m/185", "m/186", "m/187", "m/188", "m/189",
+      "m/190", "m/191", "m/192", "m/193", "m/194", "m/195", "m/196", "m/197", "m/198", "m/199",
+      "m/200", "m/201", "m/202", "m/203", "m/204", "m/205", "m/206", "m/207", "m/208", "m/209",
+      "m/210", "m/211", "m/212", "m/213", "m/214", "m/215", "m/216", "m/217", "m/218", "m/219",
+      "m/220", "m/221", "m/222", "m/223", "m/224", "m/225", "m/226", "m/227", "m/228", "m/229",
+      "m/230", "m/231", "m/232", "m/233", "m/234", "m/235", "m/236", "m/237", "m/238", "m/239",
+      "m/240", "m/241", "m/242", "m/243", "m/244", "m/245", "m/246", "m/247", "m/248", "m/249",
+      "m/250", "m/251", "m/252", "m/253", "m/254"
+    ],
+    "expected": "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"
+  }
+]

bip-encrypted-backup/test_vectors/encrypted_backup.json

@@ -0,0 +1,67 @@
+[
+  {
+    "description": "Single key, no derivation paths, BIP380 content",
+    "version": 1,
+    "encryption": 1,
+    "content": "01017c",
+    "keys": [
+      "02e6642fd69bd211f93f7f1f36ca51a26a5290eb2dd1b0d8279a87bb0d480c8443"
+    ],
+    "derivation_paths": [],
+    "plaintext": "00",
+    "nonce": "a1b2c3d4e5f607080910a1b2",
+    "expected": "424950585858010001ff34b3411f78127b71ca2e3cc60d0fd71350ee557c37d71f4d81fb913461ae0001a1b2c3d4e5f607080910a1b2151d8f44dba6f420976b9343f792b4bd58c06289d234",
+    "trailing": "deadbeef00ff",
+    "expected_base64": "QklQWFhYAQAB/zSzQR94Entxyi48xg0P1xNQ7lV8N9cfTYH7kTRhrgABobLD1OX2BwgJEKGyFR2PRNum9CCXa5ND95K0vVjAYonSNA=="
+  },
+  {
+    "description": "Two keys, 1 derivation paths, BIP380 content",
+    "version": 1,
+    "encryption": 1,
+    "content": "01017c",
+    "keys": [
+      "02e6642fd69bd211f93f7f1f36ca51a26a5290eb2dd1b0d8279a87bb0d480c8443",
+      "0384526253c27c7aef56c7b71a5cd25bebb66dddda437826defc5b2568bde81f07"
+    ],
+    "derivation_paths": [
+      "m/48'/1'/0'/2'"
+    ],
+    "plaintext": "wsh(or_d(pk([9d69155f/48'/1'/0'/2']tpubDDxT9mkZzWwkKwpGT5fY6iiM9muYTPkTx6Eig8dpHR7TChuGGCWYAHVmpW1ciido5RiFWwjzYsF1GZHkEHg2nrYp3zNtx3QQRkznyLhQ77x/<0;1>/*),and_v(v:pkh([9d69155f/48'/1'/0'/2']tpubDDxT9mkZzWwkKwpGT5fY6iiM9muYTPkTx6Eig8dpHR7TChuGGCWYAHVmpW1ciido5RiFWwjzYsF1GZHkEHg2nrYp3zNtx3QQRkznyLhQ77x/<2;3>/*),older(52596))))#gx5f42wh",
+    "nonce": "0102030405060708090a0b0c",
+    "expected": "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",
+    "expected_base64": "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"
+  },
+  {
+    "description": "Three keys, multiple derivation paths, BIP329 content",
+    "version": 1,
+    "encryption": 1,
+    "content": "010149",
+    "keys": [
+      "02e6642fd69bd211f93f7f1f36ca51a26a5290eb2dd1b0d8279a87bb0d480c8443",
+      "0384526253c27c7aef56c7b71a5cd25bebb66dddda437826defc5b2568bde81f07",
+      "03c6047f9441ed7d6d3045406e95c07cd85c778e4b8cef3ca7abac09b95c709ee5"
+    ],
+    "derivation_paths": [
+      "m/84'/0'/0'",
+      "m/0/1'/2/3'"
+    ],
+    "plaintext": "{\"type\":\"tx\",\"ref\":\"f91d0a8a78462bc59398f2c5d7a84fcff491c26ba54c4833478b202796c8aafd\",\"label\":\"Transaction\",\"origin\":\"wpkh([d34db33f/84'/0'/0'])\"}\n{\"type\":\"addr\",\"ref\":\"bc1q34aq5drpuwy3wgl9lhup9892qp6svr8ldzyy7c\",\"label\":\"Address\"}\n{\"type\":\"pubkey\",\"ref\":\"0283409659355b6d1cc3c32decd5d561abaac86c37a353b52895a5e6c196d6f448\",\"label\":\"Public Key\"}\n{\"type\":\"input\",\"ref\":\"f91d0a8a78462bc59398f2c5d7a84fcff491c26ba54c4833478b202796c8aafd:0\",\"label\":\"Input\"}\n{\"type\":\"output\",\"ref\":\"f91d0a8a78462bc59398f2c5d7a84fcff491c26ba54c4833478b202796c8aafd:1\",\"label\":\"Output\",\"spendable\":false}\n{\"type\":\"xpub\",\"ref\":\"xpub661MyMwAqRbcFtXgS5sYJABqqG9YLmC4Q1Rdap9gSE8NqtwybGhePY2gZ29ESFjqJoCu1Rupje8YtGqsefD265TMg7usUDFdp6W1EGMcet8\",\"label\":\"Extended Public Key\"}\n{\"type\":\"tx\",\"ref\":\"f546156d9044844e02b181026a1a407abfca62e7ea1159f87bbeaa77b4286c74\",\"label\":\"Account #1 Transaction\",\"origin\":\"wpkh([d34db33f/84'/0'/1'])\"}",
+    "nonce": "deadbeefcafebabe12345678",
+    "expected": "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",
+    "expected_base64": "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"
+  },
+  {
+    "description": "Single key, proprietary content (3 bytes)",
+    "version": 1,
+    "encryption": 1,
+    "content": "0204deadbeef",
+    "keys": [
+      "02e6642fd69bd211f93f7f1f36ca51a26a5290eb2dd1b0d8279a87bb0d480c8443"
+    ],
+    "derivation_paths": [],
+    "plaintext": "706c61696e74657874",
+    "nonce": "000102030405060708090a0b",
+    "expected": "424950585858010001ff34b3411f78127b71ca2e3cc60d0fd71350ee557c37d71f4d81fb913461ae0001000102030405060708090a0b2803da142accb6215cecfe50629224496c4d35cfc7ee64e906e77cc3398689748c325907c7d5dafef3",
+    "expected_base64": "QklQWFhYAQAB/zSzQR94Entxyi48xg0P1xNQ7lV8N9cfTYH7kTRhrgABAAECAwQFBgcICQoLKAPaFCrMtiFc7P5QYpIkSWxNNc/H7mTpBud8wzmGiXSMMlkHx9Xa/vM="
+  }
+]

bip-encrypted-backup/test_vectors/encryption_secret.json

@@ -0,0 +1,89 @@
+[
+  {
+    "description": "Single public key",
+    "keys": [
+      "02e6642fd69bd211f93f7f1f36ca51a26a5290eb2dd1b0d8279a87bb0d480c8443"
+    ],
+    "decryption_secret": "a37acb446622cf11ffe44e1f17892d7b330b721b992513f680a52b128fb181b1",
+    "individual_secrets": [
+      "ff34b3411f78127b71ca2e3cc60d0fd71350ee557c37d71f4d81fb913461ae00"
+    ]
+  },
+  {
+    "description": "Two public keys",
+    "keys": [
+      "02e6642fd69bd211f93f7f1f36ca51a26a5290eb2dd1b0d8279a87bb0d480c8443",
+      "0384526253c27c7aef56c7b71a5cd25bebb66dddda437826defc5b2568bde81f07"
+    ],
+    "decryption_secret": "154eaceae97b166f15a1d37fbc6d9477b1cf067c60352909a97f32b432412f0c",
+    "individual_secrets": [
+      "5e3eb8a36f7bf32e02810c14666476f2b28a15cd499c30f8f98e926639a0765c",
+      "4900d4ef9021cb059b8fb35c6de9b6db91949a328527ede0645be237899100bd"
+    ]
+  },
+  {
+    "description": "Three public keys",
+    "keys": [
+      "02e6642fd69bd211f93f7f1f36ca51a26a5290eb2dd1b0d8279a87bb0d480c8443",
+      "0384526253c27c7aef56c7b71a5cd25bebb66dddda437826defc5b2568bde81f07",
+      "03c6047f9441ed7d6d3045406e95c07cd85c778e4b8cef3ca7abac09b95c709ee5"
+    ],
+    "decryption_secret": "6f54d3b9bc4bfb8464d6985318aff845aa0d14e1df0f580edd204888c4bad958",
+    "individual_secrets": [
+      "2424c7f03a4b1ec573f64738c2a61ac0a9480750f6a641ff8dd1e85acf5b8008",
+      "6e5f3aab8b6dfe2f8c09da023a29f797d8333736fb7b7c64958d0ff4109ba93a",
+      "331aabbcc51126eeeaf8f870c92bdae98a5688af3a1d9ce71004980b7f6af6e9"
+    ]
+  },
+  {
+    "description": "Three public keys bis (different sorting)",
+    "keys": [
+      "03c6047f9441ed7d6d3045406e95c07cd85c778e4b8cef3ca7abac09b95c709ee5",
+      "02e6642fd69bd211f93f7f1f36ca51a26a5290eb2dd1b0d8279a87bb0d480c8443",
+      "0384526253c27c7aef56c7b71a5cd25bebb66dddda437826defc5b2568bde81f07"
+    ],
+    "decryption_secret": "6f54d3b9bc4bfb8464d6985318aff845aa0d14e1df0f580edd204888c4bad958",
+    "individual_secrets": [
+      "2424c7f03a4b1ec573f64738c2a61ac0a9480750f6a641ff8dd1e85acf5b8008",
+      "6e5f3aab8b6dfe2f8c09da023a29f797d8333736fb7b7c64958d0ff4109ba93a",
+      "331aabbcc51126eeeaf8f870c92bdae98a5688af3a1d9ce71004980b7f6af6e9"
+    ]
+  },
+  {
+    "description": "Three public keys ter (different sorting)",
+    "keys": [
+      "0384526253c27c7aef56c7b71a5cd25bebb66dddda437826defc5b2568bde81f07",
+      "03c6047f9441ed7d6d3045406e95c07cd85c778e4b8cef3ca7abac09b95c709ee5",
+      "02e6642fd69bd211f93f7f1f36ca51a26a5290eb2dd1b0d8279a87bb0d480c8443"
+    ],
+    "decryption_secret": "6f54d3b9bc4bfb8464d6985318aff845aa0d14e1df0f580edd204888c4bad958",
+    "individual_secrets": [
+      "2424c7f03a4b1ec573f64738c2a61ac0a9480750f6a641ff8dd1e85acf5b8008",
+      "6e5f3aab8b6dfe2f8c09da023a29f797d8333736fb7b7c64958d0ff4109ba93a",
+      "331aabbcc51126eeeaf8f870c92bdae98a5688af3a1d9ce71004980b7f6af6e9"
+    ]
+  },
+  {
+    "description": "Keys processed in sorted order",
+    "keys": [
+      "0384526253c27c7aef56c7b71a5cd25bebb66dddda437826defc5b2568bde81f07",
+      "02e6642fd69bd211f93f7f1f36ca51a26a5290eb2dd1b0d8279a87bb0d480c8443"
+    ],
+    "decryption_secret": "154eaceae97b166f15a1d37fbc6d9477b1cf067c60352909a97f32b432412f0c",
+    "individual_secrets": [
+      "5e3eb8a36f7bf32e02810c14666476f2b28a15cd499c30f8f98e926639a0765c",
+      "4900d4ef9021cb059b8fb35c6de9b6db91949a328527ede0645be237899100bd"
+    ]
+  },
+  {
+    "description": "Duplicate keys should be handled",
+    "keys": [
+      "02e6642fd69bd211f93f7f1f36ca51a26a5290eb2dd1b0d8279a87bb0d480c8443",
+      "02e6642fd69bd211f93f7f1f36ca51a26a5290eb2dd1b0d8279a87bb0d480c8443"
+    ],
+    "decryption_secret": "a37acb446622cf11ffe44e1f17892d7b330b721b992513f680a52b128fb181b1",
+    "individual_secrets": [
+      "ff34b3411f78127b71ca2e3cc60d0fd71350ee557c37d71f4d81fb913461ae00"
+    ]
+  }
+]

bip-encrypted-backup/test_vectors/individual_secrets.json

@@ -0,0 +1,554 @@
+[
+  {
+    "description": "Single secret",
+    "secrets": [
+      "0101010101010101010101010101010101010101010101010101010101010101"
+    ],
+    "expected": "010101010101010101010101010101010101010101010101010101010101010101"
+  },
+  {
+    "description": "Two different secrets",
+    "secrets": [
+      "0101010101010101010101010101010101010101010101010101010101010101",
+      "0202020202020202020202020202020202020202020202020202020202020202"
+    ],
+    "expected": "0201010101010101010101010101010101010101010101010101010101010101010202020202020202020202020202020202020202020202020202020202020202"
+  },
+  {
+    "description": "Three secrets with different patterns",
+    "secrets": [
+      "ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff",
+      "5555555555555555555555555555555555555555555555555555555555555555",
+      "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
+    ],
+    "expected": "035555555555555555555555555555555555555555555555555555555555555555aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
+  },
+  {
+    "description": "Empty secrets should fail",
+    "secrets": [],
+    "expected": null
+  },
+  {
+    "description": "256 distinct non-zero secrets should fail (exceeds u8::MAX)",
+    "secrets": [
+      "0000000000000000000000000000000000000000000000000000000000000001",
+      "0000000000000000000000000000000000000000000000000000000000000002",
+      "0000000000000000000000000000000000000000000000000000000000000003",
+      "0000000000000000000000000000000000000000000000000000000000000004",
+      "0000000000000000000000000000000000000000000000000000000000000005",
+      "0000000000000000000000000000000000000000000000000000000000000006",
+      "0000000000000000000000000000000000000000000000000000000000000007",
+      "0000000000000000000000000000000000000000000000000000000000000008",
+      "0000000000000000000000000000000000000000000000000000000000000009",
+      "000000000000000000000000000000000000000000000000000000000000000a",
+      "000000000000000000000000000000000000000000000000000000000000000b",
+      "000000000000000000000000000000000000000000000000000000000000000c",
+      "000000000000000000000000000000000000000000000000000000000000000d",
+      "000000000000000000000000000000000000000000000000000000000000000e",
+      "000000000000000000000000000000000000000000000000000000000000000f",
+      "0000000000000000000000000000000000000000000000000000000000000010",
+      "0000000000000000000000000000000000000000000000000000000000000011",
+      "0000000000000000000000000000000000000000000000000000000000000012",
+      "0000000000000000000000000000000000000000000000000000000000000013",
+      "0000000000000000000000000000000000000000000000000000000000000014",
+      "0000000000000000000000000000000000000000000000000000000000000015",
+      "0000000000000000000000000000000000000000000000000000000000000016",
+      "0000000000000000000000000000000000000000000000000000000000000017",
+      "0000000000000000000000000000000000000000000000000000000000000018",
+      "0000000000000000000000000000000000000000000000000000000000000019",
+      "000000000000000000000000000000000000000000000000000000000000001a",
+      "000000000000000000000000000000000000000000000000000000000000001b",
+      "000000000000000000000000000000000000000000000000000000000000001c",
+      "000000000000000000000000000000000000000000000000000000000000001d",
+      "000000000000000000000000000000000000000000000000000000000000001e",
+      "000000000000000000000000000000000000000000000000000000000000001f",
+      "0000000000000000000000000000000000000000000000000000000000000020",
+      "0000000000000000000000000000000000000000000000000000000000000021",
+      "0000000000000000000000000000000000000000000000000000000000000022",
+      "0000000000000000000000000000000000000000000000000000000000000023",
+      "0000000000000000000000000000000000000000000000000000000000000024",
+      "0000000000000000000000000000000000000000000000000000000000000025",
+      "0000000000000000000000000000000000000000000000000000000000000026",
+      "0000000000000000000000000000000000000000000000000000000000000027",
+      "0000000000000000000000000000000000000000000000000000000000000028",
+      "0000000000000000000000000000000000000000000000000000000000000029",
+      "000000000000000000000000000000000000000000000000000000000000002a",
+      "000000000000000000000000000000000000000000000000000000000000002b",
+      "000000000000000000000000000000000000000000000000000000000000002c",
+      "000000000000000000000000000000000000000000000000000000000000002d",
+      "000000000000000000000000000000000000000000000000000000000000002e",
+      "000000000000000000000000000000000000000000000000000000000000002f",
+      "0000000000000000000000000000000000000000000000000000000000000030",
+      "0000000000000000000000000000000000000000000000000000000000000031",
+      "0000000000000000000000000000000000000000000000000000000000000032",
+      "0000000000000000000000000000000000000000000000000000000000000033",
+      "0000000000000000000000000000000000000000000000000000000000000034",
+      "0000000000000000000000000000000000000000000000000000000000000035",
+      "0000000000000000000000000000000000000000000000000000000000000036",
+      "0000000000000000000000000000000000000000000000000000000000000037",
+      "0000000000000000000000000000000000000000000000000000000000000038",
+      "0000000000000000000000000000000000000000000000000000000000000039",
+      "000000000000000000000000000000000000000000000000000000000000003a",
+      "000000000000000000000000000000000000000000000000000000000000003b",
+      "000000000000000000000000000000000000000000000000000000000000003c",
+      "000000000000000000000000000000000000000000000000000000000000003d",
+      "000000000000000000000000000000000000000000000000000000000000003e",
+      "000000000000000000000000000000000000000000000000000000000000003f",
+      "0000000000000000000000000000000000000000000000000000000000000040",
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truncated
+  }
+]

bip-encrypted-backup/test_vectors/keys_types.json

@@ -0,0 +1,47 @@
+[
+  {
+    "description": "Xpub with origin and multipath wildcard",
+    "key": "[58b7f8dc/48'/1'/0'/2']tpubDEPBvXvhta3pjVaKokqC3eeMQnszj9ehFaA2zD5nSdkaccwGAizu8jVB2NeSpvmP2P52MBoZvNCixqXRJnTyXx51FQzARR63tjxQSyP3Btw/<0;1>/*",
+    "expected": "ebd252ca0877aae09b9d058219682775aa3cbcd049c12f07832f2cf6a3b51708"
+  },
+  {
+    "description": "Xpub with single-path wildcard",
+    "key": "[58b7f8dc/48'/1'/0'/2']tpubDEPBvXvhta3pjVaKokqC3eeMQnszj9ehFaA2zD5nSdkaccwGAizu8jVB2NeSpvmP2P52MBoZvNCixqXRJnTyXx51FQzARR63tjxQSyP3Btw/0/*",
+    "expected": "ebd252ca0877aae09b9d058219682775aa3cbcd049c12f07832f2cf6a3b51708"
+  },
+  {
+    "description": "Xpub with bare wildcard (no preceding path)",
+    "key": "[58b7f8dc/48'/1'/0'/2']tpubDEPBvXvhta3pjVaKokqC3eeMQnszj9ehFaA2zD5nSdkaccwGAizu8jVB2NeSpvmP2P52MBoZvNCixqXRJnTyXx51FQzARR63tjxQSyP3Btw/*",
+    "expected": "ebd252ca0877aae09b9d058219682775aa3cbcd049c12f07832f2cf6a3b51708"
+  },
+  {
+    "description": "Xpub with fixed deep derivation, no wildcard",
+    "key": "[58b7f8dc/48'/1'/0'/2']tpubDEPBvXvhta3pjVaKokqC3eeMQnszj9ehFaA2zD5nSdkaccwGAizu8jVB2NeSpvmP2P52MBoZvNCixqXRJnTyXx51FQzARR63tjxQSyP3Btw/0/5",
+    "expected": "ebd252ca0877aae09b9d058219682775aa3cbcd049c12f07832f2cf6a3b51708"
+  },
+  {
+    "description": "Xpub with multipath, no wildcard",
+    "key": "[58b7f8dc/48'/1'/0'/2']tpubDEPBvXvhta3pjVaKokqC3eeMQnszj9ehFaA2zD5nSdkaccwGAizu8jVB2NeSpvmP2P52MBoZvNCixqXRJnTyXx51FQzARR63tjxQSyP3Btw/<0;1>",
+    "expected": "ebd252ca0877aae09b9d058219682775aa3cbcd049c12f07832f2cf6a3b51708"
+  },
+  {
+    "description": "Bare xpub (no derivation, no wildcard); DISALLOWED",
+    "key": "[d4ab66f1/48'/1'/1'/2']tpubDFTxBKyUCgkwp5enwZh3t2FJ5AMJqmCWoh1NRT13qNYQb1iKTUrAG6u5gpsDYhG8cZGXouYWuQtzcuSVjPStTc4dwU6JqPMFtgaLGvSQXhi",
+    "expected": null
+  },
+  {
+    "description": "Compressed literal pubkey; DISALLOWED",
+    "key": "02ebd252ca0877aae09b9d058219682775aa3cbcd049c12f07832f2cf6a3b51708",
+    "expected": null
+  },
+  {
+    "description": "X-only literal pubkey; DISALLOWED",
+    "key": "ebd252ca0877aae09b9d058219682775aa3cbcd049c12f07832f2cf6a3b51708",
+    "expected": null
+  },
+  {
+    "description": "Uncompressed literal pubkey; DISALLOWED",
+    "key": "04ebd252ca0877aae09b9d058219682775aa3cbcd049c12f07832f2cf6a3b517089e956909c4c07e8529f45f3ff8904d28df5a181619e21bdf748a896322530039",
+    "expected": null
+  }
+]