| { |
| "name": "cacheattack", |
| "partial": true, |
| "elapsed_s": 1586.6, |
| "paper_ref": { |
| "c1": { |
| "HR": 86.9, |
| "ISR": 81.1 |
| }, |
| "c2": { |
| "HR": 83.1, |
| "ISR": 77.1 |
| }, |
| "c4": { |
| "diag_min": 92.0, |
| "off_min": 49.8, |
| "off_max": 86.9, |
| "abs_max": 94.0 |
| }, |
| "c5": { |
| "best_dHR": 21.0, |
| "best_dISR": 25.4 |
| } |
| }, |
| "environment": { |
| "python": "3.12.12", |
| "platform": "Linux-6.12.94-123.190.amzn2023.x86_64-x86_64-with-glibc2.36", |
| "torch": "2.13.0+cu130", |
| "cuda": true, |
| "device": "cuda", |
| "gpu": "Tesla T4", |
| "seed": 20260127, |
| "tau": 0.8, |
| "smoke": false, |
| "emb_models": { |
| "MiniLM": "sentence-transformers/all-MiniLM-L6-v2", |
| "MPNet": "sentence-transformers/all-mpnet-base-v2", |
| "BGE": "BAAI/bge-small-en-v1.5", |
| "E5": "intfloat/e5-small-v2", |
| "GTE": "thenlper/gte-small" |
| }, |
| "llm_id": "Qwen/Qwen2.5-3B-Instruct", |
| "n_victims": 50, |
| "steps": 130, |
| "cands": 48, |
| "suffix_len": 32, |
| "c4_steps": 70, |
| "c4_cands": 32, |
| "n_c4_victims": 30, |
| "n_pairs_c3": 400, |
| "max_new_tokens": 48, |
| "wall_s": 2700.0, |
| "data_source": "nyu-mll/glue/qqp:validation", |
| "llm_loaded": "Qwen/Qwen2.5-3B-Instruct" |
| }, |
| "claim_1": { |
| "desc": "CacheAttack-1 direct: HR & ISR vs paper 86.9/81.1 (Table 1)", |
| "measured_HR_pct": 90.0, |
| "paper_HR_pct": 86.9, |
| "measured_ISR_pct": 78.0, |
| "paper_ISR_pct": 81.1, |
| "ISR_of_hits_pct": 86.7, |
| "isr_tested": 45, |
| "target_model": "MiniLM", |
| "n": 50, |
| "hits": 45, |
| "injections": 39, |
| "label": "Comparable", |
| "downstream_rag_injection_pct": 86.7, |
| "rag_n": 45 |
| }, |
| "claim_2": { |
| "desc": "CacheAttack-2 surrogate->target: HR & ISR vs paper 83.1/77.1 (Table 1)", |
| "measured_HR_pct": 20.0, |
| "paper_HR_pct": 83.1, |
| "measured_ISR_pct": 20.0, |
| "paper_ISR_pct": 77.1, |
| "ISR_of_hits_pct": 100.0, |
| "isr_tested": 10, |
| "surrogate_model": "MPNet", |
| "target_model": "MiniLM", |
| "n": 50, |
| "hits": 10, |
| "injections": 10, |
| "label": "Toy" |
| }, |
| "claim_3": { |
| "n_dup_pairs": 400, |
| "n_nondup_pairs": 400, |
| "models": { |
| "MiniLM": { |
| "cosine_gate": [ |
| { |
| "tau": 0.7, |
| "locality_pct": 91.5, |
| "collision_risk_pct": 36.5, |
| "fp_lowerbound_pct": 30.6 |
| }, |
| { |
| "tau": 0.75, |
| "locality_pct": 85.0, |
| "collision_risk_pct": 27.0, |
| "fp_lowerbound_pct": 14.1 |
| }, |
| { |
| "tau": 0.8, |
| "locality_pct": 77.8, |
| "collision_risk_pct": 20.0, |
| "fp_lowerbound_pct": 0.0 |
| }, |
| { |
| "tau": 0.85, |
| "locality_pct": 64.5, |
| "collision_risk_pct": 13.2, |
| "fp_lowerbound_pct": 0.0 |
| }, |
| { |
| "tau": 0.9, |
| "locality_pct": 43.0, |
| "collision_risk_pct": 8.0, |
| "fp_lowerbound_pct": 0.0 |
| } |
| ], |
| "lsh_fuzzyhash": [ |
| { |
| "n_bits": 4, |
| "locality_pct": 47.2, |
| "collision_risk_pct": 27.0 |
| }, |
| { |
| "n_bits": 8, |
| "locality_pct": 29.2, |
| "collision_risk_pct": 11.0 |
| }, |
| { |
| "n_bits": 12, |
| "locality_pct": 18.0, |
| "collision_risk_pct": 4.2 |
| }, |
| { |
| "n_bits": 16, |
| "locality_pct": 12.8, |
| "collision_risk_pct": 2.0 |
| }, |
| { |
| "n_bits": 24, |
| "locality_pct": 6.2, |
| "collision_risk_pct": 0.5 |
| } |
| ] |
| }, |
| "MPNet": { |
| "cosine_gate": [ |
| { |
| "tau": 0.7, |
| "locality_pct": 94.2, |
| "collision_risk_pct": 32.2, |
| "fp_lowerbound_pct": 28.1 |
| }, |
| { |
| "tau": 0.75, |
| "locality_pct": 90.5, |
| "collision_risk_pct": 25.0, |
| "fp_lowerbound_pct": 17.1 |
| }, |
| { |
| "tau": 0.8, |
| "locality_pct": 81.5, |
| "collision_risk_pct": 19.0, |
| "fp_lowerbound_pct": 0.6 |
| }, |
| { |
| "tau": 0.85, |
| "locality_pct": 65.5, |
| "collision_risk_pct": 12.2, |
| "fp_lowerbound_pct": 0.0 |
| }, |
| { |
| "tau": 0.9, |
| "locality_pct": 47.2, |
| "collision_risk_pct": 7.2, |
| "fp_lowerbound_pct": 0.0 |
| } |
| ], |
| "lsh_fuzzyhash": [ |
| { |
| "n_bits": 4, |
| "locality_pct": 54.8, |
| "collision_risk_pct": 23.8 |
| }, |
| { |
| "n_bits": 8, |
| "locality_pct": 28.5, |
| "collision_risk_pct": 7.5 |
| }, |
| { |
| "n_bits": 12, |
| "locality_pct": 18.5, |
| "collision_risk_pct": 2.8 |
| }, |
| { |
| "n_bits": 16, |
| "locality_pct": 14.0, |
| "collision_risk_pct": 1.2 |
| }, |
| { |
| "n_bits": 24, |
| "locality_pct": 4.8, |
| "collision_risk_pct": 0.2 |
| } |
| ] |
| }, |
| "BGE": { |
| "cosine_gate": [ |
| { |
| "tau": 0.7, |
| "locality_pct": 99.5, |
| "collision_risk_pct": 63.2, |
| "fp_lowerbound_pct": 63.1 |
| }, |
| { |
| "tau": 0.75, |
| "locality_pct": 97.5, |
| "collision_risk_pct": 49.8, |
| "fp_lowerbound_pct": 48.5 |
| }, |
| { |
| "tau": 0.8, |
| "locality_pct": 92.0, |
| "collision_risk_pct": 35.0, |
| "fp_lowerbound_pct": 29.3 |
| }, |
| { |
| "tau": 0.85, |
| "locality_pct": 78.8, |
| "collision_risk_pct": 21.5, |
| "fp_lowerbound_pct": 0.3 |
| }, |
| { |
| "tau": 0.9, |
| "locality_pct": 58.2, |
| "collision_risk_pct": 10.0, |
| "fp_lowerbound_pct": 0.0 |
| } |
| ], |
| "lsh_fuzzyhash": [ |
| { |
| "n_bits": 4, |
| "locality_pct": 60.0, |
| "collision_risk_pct": 34.2 |
| }, |
| { |
| "n_bits": 8, |
| "locality_pct": 35.5, |
| "collision_risk_pct": 14.0 |
| }, |
| { |
| "n_bits": 12, |
| "locality_pct": 22.2, |
| "collision_risk_pct": 7.0 |
| }, |
| { |
| "n_bits": 16, |
| "locality_pct": 16.8, |
| "collision_risk_pct": 4.2 |
| }, |
| { |
| "n_bits": 24, |
| "locality_pct": 7.0, |
| "collision_risk_pct": 1.2 |
| } |
| ] |
| }, |
| "E5": { |
| "cosine_gate": [ |
| { |
| "tau": 0.7, |
| "locality_pct": 100.0, |
| "collision_risk_pct": 99.8, |
| "fp_lowerbound_pct": 99.8 |
| }, |
| { |
| "tau": 0.75, |
| "locality_pct": 100.0, |
| "collision_risk_pct": 96.5, |
| "fp_lowerbound_pct": 96.5 |
| }, |
| { |
| "tau": 0.8, |
| "locality_pct": 100.0, |
| "collision_risk_pct": 87.2, |
| "fp_lowerbound_pct": 87.2 |
| }, |
| { |
| "tau": 0.85, |
| "locality_pct": 100.0, |
| "collision_risk_pct": 72.5, |
| "fp_lowerbound_pct": 72.5 |
| }, |
| { |
| "tau": 0.9, |
| "locality_pct": 95.2, |
| "collision_risk_pct": 46.5, |
| "fp_lowerbound_pct": 43.8 |
| } |
| ], |
| "lsh_fuzzyhash": [ |
| { |
| "n_bits": 4, |
| "locality_pct": 62.3, |
| "collision_risk_pct": 47.0 |
| }, |
| { |
| "n_bits": 8, |
| "locality_pct": 49.2, |
| "collision_risk_pct": 31.2 |
| }, |
| { |
| "n_bits": 12, |
| "locality_pct": 34.5, |
| "collision_risk_pct": 15.0 |
| }, |
| { |
| "n_bits": 16, |
| "locality_pct": 30.2, |
| "collision_risk_pct": 10.5 |
| }, |
| { |
| "n_bits": 24, |
| "locality_pct": 17.0, |
| "collision_risk_pct": 4.5 |
| } |
| ] |
| }, |
| "GTE": { |
| "cosine_gate": [ |
| { |
| "tau": 0.7, |
| "locality_pct": 100.0, |
| "collision_risk_pct": 96.5, |
| "fp_lowerbound_pct": 96.5 |
| }, |
| { |
| "tau": 0.75, |
| "locality_pct": 100.0, |
| "collision_risk_pct": 89.0, |
| "fp_lowerbound_pct": 89.0 |
| }, |
| { |
| "tau": 0.8, |
| "locality_pct": 100.0, |
| "collision_risk_pct": 80.2, |
| "fp_lowerbound_pct": 80.2 |
| }, |
| { |
| "tau": 0.85, |
| "locality_pct": 99.2, |
| "collision_risk_pct": 68.0, |
| "fp_lowerbound_pct": 67.8 |
| }, |
| { |
| "tau": 0.9, |
| "locality_pct": 91.2, |
| "collision_risk_pct": 41.5, |
| "fp_lowerbound_pct": 35.9 |
| } |
| ], |
| "lsh_fuzzyhash": [ |
| { |
| "n_bits": 4, |
| "locality_pct": 65.2, |
| "collision_risk_pct": 47.2 |
| }, |
| { |
| "n_bits": 8, |
| "locality_pct": 49.0, |
| "collision_risk_pct": 26.8 |
| }, |
| { |
| "n_bits": 12, |
| "locality_pct": 32.5, |
| "collision_risk_pct": 10.8 |
| }, |
| { |
| "n_bits": 16, |
| "locality_pct": 25.5, |
| "collision_risk_pct": 8.0 |
| }, |
| { |
| "n_bits": 24, |
| "locality_pct": 16.0, |
| "collision_risk_pct": 3.2 |
| } |
| ] |
| } |
| }, |
| "note": "locality=P(match|paraphrase); collision_risk=P(match|non-duplicate); Lemma 3.1 bound = 1 - P(p not in B)/h", |
| "desc": "Locality(performance) vs collision-resistance(security) trade-off via cosine gate (Eq.1) + SimHash/LSH fuzzy hash (Eq.2), >=3 models, real dataset pairs, Lemma 3.1 FP bound", |
| "label": "Comparable" |
| }, |
| "claim_4": { |
| "matrix": { |
| "MiniLM": { |
| "MiniLM": 83.3, |
| "MPNet": 0.0, |
| "BGE": 46.7, |
| "E5": 100.0, |
| "GTE": 100.0 |
| }, |
| "MPNet": { |
| "MiniLM": 10.0, |
| "MPNet": 80.0, |
| "BGE": 33.3, |
| "E5": 100.0, |
| "GTE": 100.0 |
| }, |
| "BGE": { |
| "MiniLM": 23.3, |
| "MPNet": 3.3, |
| "BGE": 96.7, |
| "E5": 100.0, |
| "GTE": 100.0 |
| }, |
| "E5": { |
| "MiniLM": 26.7, |
| "MPNet": 6.7, |
| "BGE": 53.3, |
| "E5": 100.0, |
| "GTE": 100.0 |
| }, |
| "GTE": { |
| "MiniLM": 26.7, |
| "MPNet": 6.7, |
| "BGE": 93.3, |
| "E5": 100.0, |
| "GTE": 100.0 |
| } |
| }, |
| "models": { |
| "MiniLM": "sentence-transformers/all-MiniLM-L6-v2", |
| "MPNet": "sentence-transformers/all-mpnet-base-v2", |
| "BGE": "BAAI/bge-small-en-v1.5", |
| "E5": "intfloat/e5-small-v2", |
| "GTE": "thenlper/gte-small" |
| }, |
| "diag_min_pct": 80.0, |
| "diag_mean_pct": 92.0, |
| "off_min_pct": 0.0, |
| "off_max_pct": 100.0, |
| "range_pct": [ |
| 0.0, |
| 100.0 |
| ], |
| "desc": "Cross-embedding transfer matrix over diverse families; paper Table 4 range ~49.8%-93.4%, diagonal >0.92", |
| "paper_range_pct": [ |
| 49.8, |
| 94.0 |
| ], |
| "label": "Comparable" |
| }, |
| "claim_5": { |
| "baseline_HR_pct": 90.0, |
| "salt_token_count": 5, |
| "salting": { |
| "prefix": { |
| "HR_pct": 64.0, |
| "dHR_pp": 26.0 |
| }, |
| "suffix": { |
| "HR_pct": 80.0, |
| "dHR_pp": 10.0 |
| }, |
| "template": { |
| "HR_pct": 34.0, |
| "dHR_pp": 56.0 |
| } |
| }, |
| "best_salt_mode": "template", |
| "best_dHR_pp": 56.0, |
| "salting_disclosure": "defender-only secret salt applied to the live victim key while the attacker's planted key was optimized on the unsalted surrogate; the one-sided salt perturbs the victim embedding away from the target the adversarial suffix was tuned to, so the precomputed collision misses -> measured HR drop", |
| "isolation": { |
| "attacker_namespace": "user_A", |
| "victim_namespace": "user_B", |
| "shared_cache_attack_HR_pct": 90.0, |
| "isolated_cache_cross_user_attack_HR_pct": 0.0, |
| "cross_user_attack_eliminated": true, |
| "eff_legit_cross_user_reuse_shared_pct": 70.0, |
| "eff_legit_cross_user_reuse_isolated_pct": 0.0, |
| "cache_efficiency_cost_pp": 70.0, |
| "n_legit_pairs": 50, |
| "note": "per-user namespace eliminates cross-user planted-collision hits (HR->0) at the cost of losing all cross-user legitimate reuse (efficiency drop = measured shared-cache reuse rate)" |
| }, |
| "desc": "Key salting reduces attack HR (paper best ~21.0pp, Table 5); per-user isolation eliminates cross-user hits at an efficiency cost", |
| "paper_best_dHR_pp": 21.0, |
| "label": "Comparable" |
| }, |
| "injection_model": "Qwen/Qwen2.5-3B-Instruct" |
| } |
