{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:XKVS2GDN7NXV3MRC5UVHG3AWEY","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"50c137d928d243a2aaed5da5f23a1a6f09756189d02521cd078c086e82e40382","cross_cats_sorted":[],"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"cs.CR","submitted_at":"2017-11-08T04:43:46Z","title_canon_sha256":"249f7f953715aa1ebfd3a77edfd738fab6bd5f2d22786075af91d769c730ff4d"},"schema_version":"1.0","source":{"id":"1711.02826","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1711.02826","created_at":"2026-05-18T00:31:01Z"},{"alias_kind":"arxiv_version","alias_value":"1711.02826v1","created_at":"2026-05-18T00:31:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1711.02826","created_at":"2026-05-18T00:31:01Z"},{"alias_kind":"pith_short_12","alias_value":"XKVS2GDN7NXV","created_at":"2026-05-18T12:31:56Z"},{"alias_kind":"pith_short_16","alias_value":"XKVS2GDN7NXV3MRC","created_at":"2026-05-18T12:31:56Z"},{"alias_kind":"pith_short_8","alias_value":"XKVS2GDN","created_at":"2026-05-18T12:31:56Z"}],"graph_snapshots":[{"event_id":"sha256:93e5f4012f36fc0d21197b447cb9efd9399461d8452887a2c4a64db962b7dab4","target":"graph","created_at":"2026-05-18T00:31:01Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":". As Supervisory Control and Data Acquisition (SCADA) systems control several critical infrastructures, they have connected to the internet. Consequently, SCADA systems face different sophisticated types of cyber adversaries. This paper suggests a Probability Risk Identification based Intrusion Detection System (PRI-IDS) technique based on analysing network traffic of Modbus TCP/IP for identifying replay attacks. It is acknowledged that Modbus TCP is usually vulnerable due to its unauthenticated and unencrypted nature. Our technique is evaluated using a simulation environment by configuring a ","authors_text":"Elena Sitnikova, Gideon Creech, Nour Moustafa, Thomas Marsden","cross_cats":[],"headline":"","license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"cs.CR","submitted_at":"2017-11-08T04:43:46Z","title":"Probability Risk Identification Based Intrusion Detection System for SCADA Systems"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1711.02826","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:20295c918998a82f98f040819ebf1a10bf273b840a68001f29911975200b3176","target":"record","created_at":"2026-05-18T00:31:01Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"50c137d928d243a2aaed5da5f23a1a6f09756189d02521cd078c086e82e40382","cross_cats_sorted":[],"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"cs.CR","submitted_at":"2017-11-08T04:43:46Z","title_canon_sha256":"249f7f953715aa1ebfd3a77edfd738fab6bd5f2d22786075af91d769c730ff4d"},"schema_version":"1.0","source":{"id":"1711.02826","kind":"arxiv","version":1}},"canonical_sha256":"baab2d186dfb6f5db222ed2a736c162606524b310620844f94eb7c75940b7d35","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"baab2d186dfb6f5db222ed2a736c162606524b310620844f94eb7c75940b7d35","first_computed_at":"2026-05-18T00:31:01.621866Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:31:01.621866Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"6NqLXmlXmHQ0/ijQy8gZuwqOKydI6hp8troAopkAU2wM6sIe+PUikwZuUIGB22RacK8GY2xgoJjnLuTtFpsFAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:31:01.622574Z","signed_message":"canonical_sha256_bytes"},"source_id":"1711.02826","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:20295c918998a82f98f040819ebf1a10bf273b840a68001f29911975200b3176","sha256:93e5f4012f36fc0d21197b447cb9efd9399461d8452887a2c4a64db962b7dab4"],"state_sha256":"850f843a76a5e973429b8b21247727a7f133f5944fe8158fcef1f9abe7fbc9fd"}