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Device certificates are independently verifiable; current_valid_devices is a test authorization premise, not a AccountDeviceState. 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"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" }, { "label": "longer_other_device", "grant": { "$type": "meshline.contact.grant", "grantor": "neo:860833102:NgaxELHoZFpQWNwd74Fvq4wF3qz57WTfpp", "grantee": "neo:860833102:NiQPizavFfVYyNaz4fi9yFRypyif2Xu31g", "expires_at": 1730172800, "future_data": { "label": "renewed", "priority": 3 }, "new_extension": [ true, 0 ], "signatures": { "dev_PudzPc2loWNtANaz02G6BA": "Feh-QzYGXgS3n7tC1vwidW9n_RcUCgdRlnQW8Y9WL5eI1K9rV-mRFkYWT4Pg8j2-dmjRcOEx4hy8e6XbVIsXBw" } }, "signing_input_utf8_hex": "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" }, { "label": "invalid_null_root_extension", "grant": { "$type": "meshline.contact.grant", "grantor": "neo:860833102:NgaxELHoZFpQWNwd74Fvq4wF3qz57WTfpp", "grantee": "neo:860833102:NiQPizavFfVYyNaz4fi9yFRypyif2Xu31g", "expires_at": 1730086400, "future_data": { "label": "original", "priority": 2 }, "legacy_extension": "retained", "signatures": { "dev_nhv09l2lqfqD_WeF_UWsHg": "LHpJTUTwB--u0YRFm1nsCyQe0VyUMww9dluY3Z_Eq0c3wu7CERYgFnQiZdhbP30V967sOer2FGYoUge63CpbCQ" }, "future_nullable": null }, "signing_input_utf8_hex": "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" }, { "label": "invalid_null_nested_extension", "grant": { "$type": "meshline.contact.grant", "grantor": "neo:860833102:NgaxELHoZFpQWNwd74Fvq4wF3qz57WTfpp", "grantee": "neo:860833102:NiQPizavFfVYyNaz4fi9yFRypyif2Xu31g", "expires_at": 1730086400, "future_data": { "label": "original", "priority": 2 }, "legacy_extension": "retained", "signatures": { "dev_nhv09l2lqfqD_WeF_UWsHg": "z6bQvP3xMm-G4O0vxKOy9xMAdMhRnYbkkaCQMxCaVOPspbZpHjS1zUFctYopeUQz5Y0pn5AOG-NoGsALTmwzDQ" }, "future_nullable": { "value": null } }, "signing_input_utf8_hex": "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" }, { "label": "invalid_null_array_element", "grant": { "$type": "meshline.contact.grant", "grantor": "neo:860833102:NgaxELHoZFpQWNwd74Fvq4wF3qz57WTfpp", "grantee": "neo:860833102:NiQPizavFfVYyNaz4fi9yFRypyif2Xu31g", "expires_at": 1730086400, "future_data": { "label": "original", "priority": 2 }, "legacy_extension": "retained", "signatures": { "dev_nhv09l2lqfqD_WeF_UWsHg": "nJjcJrSZ063Ypy1WirfcALWqYSpwgVLOJxgzWEyIo5nOu9KqKZPSM2ZckdAqO7Mp3wt9GdEOhc5_KuVEI0jiDg" }, "future_nullable": [ true, null ] }, "signing_input_utf8_hex": "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" } ], "format_cases": [ { "name": "valid_signature_map", "input_json": "{\"$type\":\"meshline.contact.grant\",\"expires_at\":1730086400,\"future_data\":{\"label\":\"original\",\"priority\":2},\"grantee\":\"neo:860833102:NiQPizavFfVYyNaz4fi9yFRypyif2Xu31g\",\"grantor\":\"neo:860833102:NgaxELHoZFpQWNwd74Fvq4wF3qz57WTfpp\",\"legacy_extension\":\"retained\",\"signatures\":{\"dev_nhv09l2lqfqD_WeF_UWsHg\":\"8RjIHZBVulzTuDpN-gRjhvVPbT-drTt0fJLpSlQrh2HJWbYFQ-rNkwG3Nm7t5MNhDPpnIAoZPxubheMNLSpDAg\"}}", "expected": "accept" }, { "name": "duplicate_device_key_same_value", "input_json": "{\"$type\":\"meshline.contact.grant\",\"expires_at\":1730086400,\"future_data\":{\"label\":\"original\",\"priority\":2},\"grantee\":\"neo:860833102:NiQPizavFfVYyNaz4fi9yFRypyif2Xu31g\",\"grantor\":\"neo:860833102:NgaxELHoZFpQWNwd74Fvq4wF3qz57WTfpp\",\"legacy_extension\":\"retained\",\"signatures\":{\"dev_nhv09l2lqfqD_WeF_UWsHg\":\"8RjIHZBVulzTuDpN-gRjhvVPbT-drTt0fJLpSlQrh2HJWbYFQ-rNkwG3Nm7t5MNhDPpnIAoZPxubheMNLSpDAg\",\"dev_nhv09l2lqfqD_WeF_UWsHg\":\"8RjIHZBVulzTuDpN-gRjhvVPbT-drTt0fJLpSlQrh2HJWbYFQ-rNkwG3Nm7t5MNhDPpnIAoZPxubheMNLSpDAg\"}}", "expected": "reject", "reason": "Duplicate JSON keys must be rejected before constructing a map." }, { "name": "duplicate_device_key_invalid_value_last", "input_json": "{\"$type\":\"meshline.contact.grant\",\"expires_at\":1730086400,\"future_data\":{\"label\":\"original\",\"priority\":2},\"grantee\":\"neo:860833102:NiQPizavFfVYyNaz4fi9yFRypyif2Xu31g\",\"grantor\":\"neo:860833102:NgaxELHoZFpQWNwd74Fvq4wF3qz57WTfpp\",\"legacy_extension\":\"retained\",\"signatures\":{\"dev_nhv09l2lqfqD_WeF_UWsHg\":\"8RjIHZBVulzTuDpN-gRjhvVPbT-drTt0fJLpSlQrh2HJWbYFQ-rNkwG3Nm7t5MNhDPpnIAoZPxubheMNLSpDAg\",\"dev_nhv09l2lqfqD_WeF_UWsHg\":\"8BjIHZBVulzTuDpN-gRjhvVPbT-drTt0fJLpSlQrh2HJWbYFQ-rNkwG3Nm7t5MNhDPpnIAoZPxubheMNLSpDAg\"}}", "expected": "reject", "reason": "Duplicate JSON keys cannot use last-value-wins parsing." }, { "name": "duplicate_device_key_invalid_value_first", "input_json": "{\"$type\":\"meshline.contact.grant\",\"expires_at\":1730086400,\"future_data\":{\"label\":\"original\",\"priority\":2},\"grantee\":\"neo:860833102:NiQPizavFfVYyNaz4fi9yFRypyif2Xu31g\",\"grantor\":\"neo:860833102:NgaxELHoZFpQWNwd74Fvq4wF3qz57WTfpp\",\"legacy_extension\":\"retained\",\"signatures\":{\"dev_nhv09l2lqfqD_WeF_UWsHg\":\"8BjIHZBVulzTuDpN-gRjhvVPbT-drTt0fJLpSlQrh2HJWbYFQ-rNkwG3Nm7t5MNhDPpnIAoZPxubheMNLSpDAg\",\"dev_nhv09l2lqfqD_WeF_UWsHg\":\"8RjIHZBVulzTuDpN-gRjhvVPbT-drTt0fJLpSlQrh2HJWbYFQ-rNkwG3Nm7t5MNhDPpnIAoZPxubheMNLSpDAg\"}}", "expected": "reject", "reason": "Duplicate JSON keys cannot use first-value-wins parsing." }, { "name": "empty_map", "input_json": "{\"$type\":\"meshline.contact.grant\",\"expires_at\":1730086400,\"future_data\":{\"label\":\"original\",\"priority\":2},\"grantee\":\"neo:860833102:NiQPizavFfVYyNaz4fi9yFRypyif2Xu31g\",\"grantor\":\"neo:860833102:NgaxELHoZFpQWNwd74Fvq4wF3qz57WTfpp\",\"legacy_extension\":\"retained\",\"signatures\":{}}", "expected": "reject" }, { "name": "array_instead_of_map", "input_json": "{\"$type\":\"meshline.contact.grant\",\"expires_at\":1730086400,\"future_data\":{\"label\":\"original\",\"priority\":2},\"grantee\":\"neo:860833102:NiQPizavFfVYyNaz4fi9yFRypyif2Xu31g\",\"grantor\":\"neo:860833102:NgaxELHoZFpQWNwd74Fvq4wF3qz57WTfpp\",\"legacy_extension\":\"retained\",\"signatures\":[\"8RjIHZBVulzTuDpN-gRjhvVPbT-drTt0fJLpSlQrh2HJWbYFQ-rNkwG3Nm7t5MNhDPpnIAoZPxubheMNLSpDAg\"]}", "expected": "reject" }, { "name": "null_map", "input_json": "{\"$type\":\"meshline.contact.grant\",\"expires_at\":1730086400,\"future_data\":{\"label\":\"original\",\"priority\":2},\"grantee\":\"neo:860833102:NiQPizavFfVYyNaz4fi9yFRypyif2Xu31g\",\"grantor\":\"neo:860833102:NgaxELHoZFpQWNwd74Fvq4wF3qz57WTfpp\",\"legacy_extension\":\"retained\",\"signatures\":null}", "expected": "reject" }, { "name": "invalid_device_id", "input_json": "{\"$type\":\"meshline.contact.grant\",\"expires_at\":1730086400,\"future_data\":{\"label\":\"original\",\"priority\":2},\"grantee\":\"neo:860833102:NiQPizavFfVYyNaz4fi9yFRypyif2Xu31g\",\"grantor\":\"neo:860833102:NgaxELHoZFpQWNwd74Fvq4wF3qz57WTfpp\",\"legacy_extension\":\"retained\",\"signatures\":{\"device\":\"8RjIHZBVulzTuDpN-gRjhvVPbT-drTt0fJLpSlQrh2HJWbYFQ-rNkwG3Nm7t5MNhDPpnIAoZPxubheMNLSpDAg\"}}", "expected": "reject" }, { "name": "metadata_is_not_a_device_entry", "input_json": "{\"$type\":\"meshline.contact.grant\",\"expires_at\":1730086400,\"future_data\":{\"label\":\"original\",\"priority\":2},\"grantee\":\"neo:860833102:NiQPizavFfVYyNaz4fi9yFRypyif2Xu31g\",\"grantor\":\"neo:860833102:NgaxELHoZFpQWNwd74Fvq4wF3qz57WTfpp\",\"legacy_extension\":\"retained\",\"signatures\":{\"future_note\":\"8RjIHZBVulzTuDpN-gRjhvVPbT-drTt0fJLpSlQrh2HJWbYFQ-rNkwG3Nm7t5MNhDPpnIAoZPxubheMNLSpDAg\"}}", "expected": "reject" }, { "name": "object_instead_of_signature", "input_json": "{\"$type\":\"meshline.contact.grant\",\"expires_at\":1730086400,\"future_data\":{\"label\":\"original\",\"priority\":2},\"grantee\":\"neo:860833102:NiQPizavFfVYyNaz4fi9yFRypyif2Xu31g\",\"grantor\":\"neo:860833102:NgaxELHoZFpQWNwd74Fvq4wF3qz57WTfpp\",\"legacy_extension\":\"retained\",\"signatures\":{\"dev_nhv09l2lqfqD_WeF_UWsHg\":{\"signature\":\"8RjIHZBVulzTuDpN-gRjhvVPbT-drTt0fJLpSlQrh2HJWbYFQ-rNkwG3Nm7t5MNhDPpnIAoZPxubheMNLSpDAg\"}}}", "expected": "reject" }, { "name": "number_instead_of_signature", "input_json": "{\"$type\":\"meshline.contact.grant\",\"expires_at\":1730086400,\"future_data\":{\"label\":\"original\",\"priority\":2},\"grantee\":\"neo:860833102:NiQPizavFfVYyNaz4fi9yFRypyif2Xu31g\",\"grantor\":\"neo:860833102:NgaxELHoZFpQWNwd74Fvq4wF3qz57WTfpp\",\"legacy_extension\":\"retained\",\"signatures\":{\"dev_nhv09l2lqfqD_WeF_UWsHg\":7}}", "expected": "reject" }, { "name": "null_signature", "input_json": "{\"$type\":\"meshline.contact.grant\",\"expires_at\":1730086400,\"future_data\":{\"label\":\"original\",\"priority\":2},\"grantee\":\"neo:860833102:NiQPizavFfVYyNaz4fi9yFRypyif2Xu31g\",\"grantor\":\"neo:860833102:NgaxELHoZFpQWNwd74Fvq4wF3qz57WTfpp\",\"legacy_extension\":\"retained\",\"signatures\":{\"dev_nhv09l2lqfqD_WeF_UWsHg\":null}}", "expected": "reject" }, { "name": "padded_signature", "input_json": "{\"$type\":\"meshline.contact.grant\",\"expires_at\":1730086400,\"future_data\":{\"label\":\"original\",\"priority\":2},\"grantee\":\"neo:860833102:NiQPizavFfVYyNaz4fi9yFRypyif2Xu31g\",\"grantor\":\"neo:860833102:NgaxELHoZFpQWNwd74Fvq4wF3qz57WTfpp\",\"legacy_extension\":\"retained\",\"signatures\":{\"dev_nhv09l2lqfqD_WeF_UWsHg\":\"8RjIHZBVulzTuDpN-gRjhvVPbT-drTt0fJLpSlQrh2HJWbYFQ-rNkwG3Nm7t5MNhDPpnIAoZPxubheMNLSpDAg==\"}}", "expected": "reject" }, { "name": "short_signature", "input_json": "{\"$type\":\"meshline.contact.grant\",\"expires_at\":1730086400,\"future_data\":{\"label\":\"original\",\"priority\":2},\"grantee\":\"neo:860833102:NiQPizavFfVYyNaz4fi9yFRypyif2Xu31g\",\"grantor\":\"neo:860833102:NgaxELHoZFpQWNwd74Fvq4wF3qz57WTfpp\",\"legacy_extension\":\"retained\",\"signatures\":{\"dev_nhv09l2lqfqD_WeF_UWsHg\":\"8RjIHZBVulzTuDpN-gRjhvVPbT-drTt0fJLpSlQrh2HJWbYFQ-rNkwG3Nm7t5MNhDPpnIAoZPxubheMNLSpD\"}}", "expected": "reject" }, { "name": "noncanonical_signature", "input_json": "{\"$type\":\"meshline.contact.grant\",\"expires_at\":1730086400,\"future_data\":{\"label\":\"original\",\"priority\":2},\"grantee\":\"neo:860833102:NiQPizavFfVYyNaz4fi9yFRypyif2Xu31g\",\"grantor\":\"neo:860833102:NgaxELHoZFpQWNwd74Fvq4wF3qz57WTfpp\",\"legacy_extension\":\"retained\",\"signatures\":{\"dev_nhv09l2lqfqD_WeF_UWsHg\":\"8RjIHZBVulzTuDpN-gRjhvVPbT-drTt0fJLpSlQrh2HJWbYFQ-rNkwG3Nm7t5MNhDPpnIAoZPxubheMNLSpDAh\"}}", "expected": "reject" }, { "name": "missing_signatures", "input_json": "{\"$type\":\"meshline.contact.grant\",\"expires_at\":1730086400,\"future_data\":{\"label\":\"original\",\"priority\":2},\"grantee\":\"neo:860833102:NiQPizavFfVYyNaz4fi9yFRypyif2Xu31g\",\"grantor\":\"neo:860833102:NgaxELHoZFpQWNwd74Fvq4wF3qz57WTfpp\",\"legacy_extension\":\"retained\"}", "expected": "reject" } ], "selection_cases": [ { "name": "longer_replaces_despite_changed_added_and_removed_extensions", "current": "base", "candidate": "longer_changed_extensions", "expected_action": "replace", "expected_selected": "longer_changed_extensions" }, { "name": "shorter_does_not_restore_old_extensions", "current": "longer_changed_extensions", "candidate": "base", "expected_action": "keep", "expected_selected": "longer_changed_extensions" }, { "name": "equal_expiry_changed_extensions_are_discarded", "current": "base", "candidate": "same_expiry_changed_extensions", "expected_action": "keep", "expected_selected": "base" }, { "name": "equal_body_merges_devices", "current": "base", "candidate": "same_body_other_device", "expected_action": "merge", "expected_selected": "same_body_merged" }, { "name": "reverse_delivery_merges_same_devices", "current": "same_body_other_device", "candidate": "base", "expected_action": "merge", "expected_selected": "same_body_merged" }, { "name": "unlimited_replaces_finite", "current": "base", "candidate": "unlimited", "expected_action": "replace", "expected_selected": "unlimited" }, { "name": "finite_does_not_replace_unlimited", "current": "unlimited", "candidate": "longer_changed_extensions", "expected_action": "keep", "expected_selected": "unlimited" }, { "name": "equal_unlimited_changed_extensions_are_discarded", "current": "unlimited", "candidate": "unlimited_changed_extensions", "expected_action": "keep", "expected_selected": "unlimited" }, { "name": "different_contact_is_out_of_scope", "current": "base", "candidate": "other_contact", "expected_action": "out_of_scope", "expected_selected": "base" }, { "name": "reversed_account_pair_is_out_of_scope", "current": "base", "candidate": "reverse_direction", "expected_action": "out_of_scope", "expected_selected": "base" }, { "name": "expired_candidate_is_invalid", "current": "base", "candidate": "expired", "expected_action": "invalid", "expected_selected": "base" }, { "name": "expired_saved_grant_can_be_renewed", "current": "expired", "candidate": "base", "expected_action": "replace", "expected_selected": "base" }, { "name": "changed_expiry_cannot_reuse_signature", "current": "base", "candidate": "base", "candidate_overrides": { "expires_at": 1730259200 }, "expected_action": "invalid", "expected_selected": "base" }, { "name": "changed_extension_cannot_reuse_signature", "current": "base", "candidate": "longer_changed_extensions", "candidate_overrides": { "future_data": { "label": "tampered" } }, "expected_action": "invalid", "expected_selected": "base" }, { "name": "inactive_signer_cannot_renew", "current": "base", "candidate": "longer_other_device", "current_valid_devices": [ "A1", "B" ], "expected_action": "invalid", "expected_selected": "base" }, { "name": "different_network_context_does_not_replace", "current": "base", "candidate": "longer_changed_extensions", "candidate_network_context": "neo:860833103:0x5979ba79431672a38a18a32cdc48fd7317818b70", "expected_action": "out_of_scope", "expected_selected": "base" }, { "name": "different_registry_does_not_replace", "current": "base", "candidate": "longer_changed_extensions", "candidate_network_context": "neo:860833102:0x0123456789abcdef0123456789abcdef01234567", "expected_action": "out_of_scope", "expected_selected": "base" }, { "name": "same_grant_merges_without_duplicate_signatures", "current": "base", "candidate": "base", "expected_action": "merge", "expected_selected": "base" }, { "name": "existing_signature_does_not_block_another_device", "current": "base", "candidate": "same_body_merged", "expected_action": "merge", "expected_selected": "same_body_merged" }, { "name": "invalid_signature_does_not_override_existing_valid_signature", "current": "base", "candidate": "same_body_merged", "candidate_overrides": { "signatures": { "dev_nhv09l2lqfqD_WeF_UWsHg": "8BjIHZBVulzTuDpN-gRjhvVPbT-drTt0fJLpSlQrh2HJWbYFQ-rNkwG3Nm7t5MNhDPpnIAoZPxubheMNLSpDAg", "dev_PudzPc2loWNtANaz02G6BA": "8RjIHZBVulzTuDpN-gRjhvVPbT-drTt0fJLpSlQrh2HJWbYFQ-rNkwG3Nm7t5MNhDPpnIAoZPxubheMNLSpDAg" } }, "expected_action": "merge", "expected_selected": "same_body_merged" }, { "name": "invalid_null_root_extension_is_rejected_despite_valid_signature", "current": "base", "candidate": "invalid_null_root_extension", "expected_action": "invalid", "expected_selected": "base" }, { "name": "invalid_null_nested_extension_is_rejected_despite_valid_signature", "current": "base", "candidate": "invalid_null_nested_extension", "expected_action": "invalid", "expected_selected": "base" }, { "name": "invalid_null_array_element_is_rejected_despite_valid_signature", "current": "base", "candidate": "invalid_null_array_element", "expected_action": "invalid", "expected_selected": "base" }, { "name": "same_signing_key_signature_can_use_current_device_id", "current": "base", "candidate": "base", "candidate_overrides": { "signatures": { "dev_PudzPc2loWNtANaz02G6BA": "8RjIHZBVulzTuDpN-gRjhvVPbT-drTt0fJLpSlQrh2HJWbYFQ-rNkwG3Nm7t5MNhDPpnIAoZPxubheMNLSpDAg" } }, "current_valid_devices": [ "A2", "B" ], "expected_action": "merge", "expected_selected": "same_body_other_device" }, { "name": "different_signing_key_and_account_cannot_reuse_signature", "current": "base", "candidate": "base", "candidate_overrides": { "signatures": { "dev_ByD2t9IXvl5KeuBqWkQiZA": "8RjIHZBVulzTuDpN-gRjhvVPbT-drTt0fJLpSlQrh2HJWbYFQ-rNkwG3Nm7t5MNhDPpnIAoZPxubheMNLSpDAg" } }, "expected_action": "invalid", "expected_selected": "base" } ] }, "invites": { "scope": "Exact ContactInvite signature inputs and type binding. The second signed object uses an unsupported former type solely as a rejection fixture. Signature validity and supported invitation type are separate assertions; current device authorization, account binding, expiry and delivery checks remain separate.", "signing_device_ref": "/grants/signing_devices/0", "invites": [ { "label": "contact_invite", "object": { "$type": "meshline.contact.invite", "inviter": "neo:860833102:NgaxELHoZFpQWNwd74Fvq4wF3qz57WTfpp", "signer_device_id": "dev_nhv09l2lqfqD_WeF_UWsHg", "expires_at": 1730003600, "device_signature": "YTR4dwxh_1HavXHqc4DJpEmJ6LQhILRUJcwyJAVfwZC4XH2tbfnn6l4u-aZcy1fa3atxK1JQewfAN_Z6ClI9CA" }, "signing_input_canonical_json": "{\"$context\":\"neo:860833102:0x5979ba79431672a38a18a32cdc48fd7317818b70\",\"$type\":\"meshline.contact.invite\",\"expires_at\":1730003600,\"inviter\":\"neo:860833102:NgaxELHoZFpQWNwd74Fvq4wF3qz57WTfpp\",\"signer_device_id\":\"dev_nhv09l2lqfqD_WeF_UWsHg\"}", "signing_input_utf8_hex": "7b2224636f6e74657874223a226e656f3a3836303833333130323a307835393739626137393433313637326133386131386133326364633438666437333137383138623730222c222474797065223a226d6573686c696e652e636f6e746163742e696e76697465222c22657870697265735f6174223a313733303030333630302c22696e7669746572223a226e656f3a3836303833333130323a4e676178454c486f5a467051574e7764373446767134774633717a35375754667070222c227369676e65725f6465766963655f6964223a226465765f6e687630396c326c716671445f5765465f5557734867227d", "signing_input_sha256_hex": "6080dcd67b593fe8e076078c156a59916d0282e9ae4e2a114dcafaffcd4d3db5" }, { "label": "unsupported_friend_invite", "object": { "$type": "meshline.friend.invite", "inviter": "neo:860833102:NgaxELHoZFpQWNwd74Fvq4wF3qz57WTfpp", "signer_device_id": "dev_nhv09l2lqfqD_WeF_UWsHg", "expires_at": 1730003600, "device_signature": "141ODwTYrz6_nAy78me8chpXoI01SE9AgeOTAZUkmOuR9Hv4f1qufHGR3fwzFbYN77sHrVh2UQICn29A1Y3UCQ" }, "signing_input_canonical_json": "{\"$context\":\"neo:860833102:0x5979ba79431672a38a18a32cdc48fd7317818b70\",\"$type\":\"meshline.friend.invite\",\"expires_at\":1730003600,\"inviter\":\"neo:860833102:NgaxELHoZFpQWNwd74Fvq4wF3qz57WTfpp\",\"signer_device_id\":\"dev_nhv09l2lqfqD_WeF_UWsHg\"}", "signing_input_utf8_hex": "7b2224636f6e74657874223a226e656f3a3836303833333130323a307835393739626137393433313637326133386131386133326364633438666437333137383138623730222c222474797065223a226d6573686c696e652e667269656e642e696e76697465222c22657870697265735f6174223a313733303030333630302c22696e7669746572223a226e656f3a3836303833333130323a4e676178454c486f5a467051574e7764373446767134774633717a35375754667070222c227369676e65725f6465766963655f6964223a226465765f6e687630396c326c716671445f5765465f5557734867227d", "signing_input_sha256_hex": "f32b39c39d0170ad0f650d9cbd93df5eb5911ee863b09d8026985b2ed076e009" } ], "verification_cases": [ { "name": "current_type_and_signature", "invite": "contact_invite", "expected_signature_valid": true, "expected_type_supported": true }, { "name": "replace_type_without_resigning", "invite": "contact_invite", "invite_overrides": { "$type": "meshline.friend.invite" }, "expected_signature_valid": false, "expected_type_supported": false }, { "name": "valid_signature_does_not_allow_former_type", "invite": "unsupported_friend_invite", "expected_signature_valid": true, "expected_type_supported": false }, { "name": "former_signature_cannot_be_reused_for_current_type", "invite": "unsupported_friend_invite", "invite_overrides": { "$type": "meshline.contact.invite" }, "expected_signature_valid": false, "expected_type_supported": true }, { "name": "type_is_case_sensitive", "invite": "contact_invite", "invite_overrides": { "$type": "meshline.Contact.invite" }, "expected_signature_valid": false, "expected_type_supported": false }, { "name": "network_context_mismatch", "invite": "contact_invite", "network_context": "neo:860833103:0x5979ba79431672a38a18a32cdc48fd7317818b70", "expected_signature_valid": false, "expected_type_supported": true } ] } }