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@@ -68,3 +68,11 @@ benchmark/task4_hacker_exploit_labeling/train.jsonl filter=lfs diff=lfs merge=lf
 benchmark/task5_hacker_signal_detection/corpus.jsonl filter=lfs diff=lfs merge=lfs -text
 unified_hacker_communities_neurips_public.jsonl filter=lfs diff=lfs merge=lfs -text
 benchmark/task1_exploit_clf/train.jsonl filter=lfs diff=lfs merge=lfs -text
+benchmark_v2/task1_cve_linkage/corpus.jsonl filter=lfs diff=lfs merge=lfs -text
+benchmark_v2/task1_cve_linkage/train.jsonl filter=lfs diff=lfs merge=lfs -text
+benchmark_v2/task2_signal_detection/corpus.jsonl filter=lfs diff=lfs merge=lfs -text
+benchmark_v2/task2_signal_detection/train.jsonl filter=lfs diff=lfs merge=lfs -text
+benchmark_v2/task3_temporal_generalization/corpus.jsonl filter=lfs diff=lfs merge=lfs -text
+benchmark_v2/task3_temporal_generalization/corpus_test_cves.jsonl filter=lfs diff=lfs merge=lfs -text
+benchmark_v2/task3_temporal_generalization/corpus_train_cves.jsonl filter=lfs diff=lfs merge=lfs -text
+benchmark_v2/task3_temporal_generalization/train.jsonl filter=lfs diff=lfs merge=lfs -text

benchmark_v2/benchmark_meta.json

@@ -0,0 +1,62 @@
+{
+  "benchmark": "HackerSignal v2",
+  "tasks": {
+    "task1_cve_linkage": {
+      "name": "CVE Linkage Retrieval",
+      "description": "Cross-source, temporally OOD entity grounding: map heterogeneous threat evidence to canonical CVE identifiers.",
+      "type": "retrieval",
+      "metrics": [
+        "recall_at_1",
+        "recall_at_5",
+        "recall_at_10",
+        "mrr"
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+        "test": 550
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+    "task2_signal_detection": {
+      "name": "Hacker Signal Detection",
+      "description": "Two-stage: detect actionable exploit intelligence in hacker discourse, then ground to CVE context.",
+      "type": "detection_and_retrieval",
+      "metrics": [
+        "f1_actionable",
+        "precision",
+        "recall",
+        "recall_at_5_on_positives",
+        "mrr_on_positives"
+      ],
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+        "val": 1830,
+        "test": 1578
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+      "positive_counts": {
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+        "val": 305,
+        "test": 263
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+    },
+    "task3_temporal_generalization": {
+      "name": "Temporal Generalization (Unseen CVE Linkage)",
+      "description": "Link evidence to entirely unseen CVEs (CVE-2024+). Tests prospective generalization to new vulnerabilities.",
+      "type": "retrieval",
+      "metrics": [
+        "recall_at_1",
+        "recall_at_5",
+        "recall_at_10",
+        "mrr"
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+        "test": 393
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+      "constraint": "C_train \u2229 C_test = \u2205 (strictly disjoint CVE sets by year)"
+    }
+  }
+}

benchmark_v2/results_task2.json

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+      "error": "`tiktoken` is required to read a `tiktoken` file. Install it with `pip install tiktoken`."
+    }
+  }
+}

benchmark_v2/task1_cve_linkage/corpus.jsonl

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benchmark_v2/task1_cve_linkage/meta.json

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+{
+  "task": "cve_linkage_retrieval",
+  "description": "Cross-source temporally OOD entity grounding: given exploit evidence text, retrieve the correct NVD CVE entry.",
+  "metrics": [
+    "recall@1",
+    "recall@5",
+    "recall@10",
+    "mrr",
+    "ndcg@10"
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+    "val_end": "2024-01-01"
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benchmark_v2/task2_signal_detection/corpus.jsonl

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benchmark_v2/task2_signal_detection/meta.json

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+  "description": "Two-stage: detect actionable exploit signals from hacker community noise, then ground positives to NVD CVE.",
+  "label_map": {
+    "0": "not_actionable",
+    "1": "actionable_exploit_signal"
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benchmark_v2/task3_temporal_generalization/meta.json

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+{
+  "task": "temporal_generalization",
+  "description": "Prospective CVE-disjoint retrieval: C_train \u2229 C_test = \u2205. Tests whether models generalize to wholly unseen vulnerabilities.",
+  "metrics": [
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