yusuke1997/dblp-id-title huggingface dataset:
Providing Task Allocation and Secure Deduplication for Mobile Crowdsensing via Fog Computing
Enabling Accurate and Efficient Privacy-Preserving Truth Discovery for Sparse Crowdsensing
TREVERSE: TRial-and-Error Lightweight Secure ReVERSE Authentication With Simulatable PUFs
Effectively Improving Data Diversity of Substitute Training for Data-Free Black-Box Attack
P-Gaussian: Provenance-Based Gaussian Distribution for Detecting Intrusion Behavior Variants Using High Efficient and Real Time Memory Databases
Cree: A Performant Tool for Safety Analysis of Administrative Temporal Role-Based Access Control (ATRBAC) Policies
Evading Detection Actively: Toward Anti-Forensics Against Forgery Localization
Privacy Enhancement Via Dummy Points in the Shuffle Model
Scaling Camouflage: Content Disguising Attack Against Computer Vision Applications
On the Security of a Variant of ElGamal Encryption Scheme
Private Electronic Road Pricing Using Bulletproofs With Vector Commitments
On the Security of an Efficient Time-Bound Hierarchical Key Management Scheme
High-Performance Memory Snapshotting for Real-Time, Consistent, Hypervisor-Based Monitors
On the Performance of Byzantine Fault-Tolerant MapReduce
BWKA: A Blockchain-Based Wide-Area Knowledge Acquisition Ecosystem
Cross-Rack-Aware Single Failure Recovery for Clustered File Systems
Adaptive Fault-Tolerant QoS Control Algorithms for Maximizing System Lifetime of Query-Based Wireless Sensor Networks
Device-Independent Smartphone Eavesdropping Jointly Using Accelerometer and Gyroscope
Efficient Multi-Factor Authenticated Key Exchange Scheme for Mobile Communications
Private Learning for Vertical Decision Trees: A Secure, Accurate, and Fast Realization
Attribute-Based Encryption Supporting Multi-Keyword Search With Effective User Revocation in Public Cloud Storage
Decision Tree Evaluation on Sensitive Datasets for Secure e-Healthcare Systems
TAICHI: Transform Your Secret Exploits Into Mine From a Victim's Perspective
Automatic Reconfiguration for Large-Scale Reliable Storage Systems
Challenge-Response Authentication Using In-Air Handwriting Style Verification
An Analysis of Expressiveness and Design Issues for the Generalized Temporal Role-Based Access Control Model
A Comprehensive Defense Framework Against Model Extraction Attacks
Secure Outsourcing Evaluation for Sparse Decision Trees
Resilient User-Side Android Application Repackaging and Tampering Detection Using Cryptographically Obfuscated Logic Bombs
Extending Attack Graph-Based Security Metrics and Aggregating Their Application
HgtJIT: Just-in-Time Vulnerability Detection Based on Heterogeneous Graph Transformer
Improved Privacy-Preserving P2P Multimedia Distribution Based on Recombined Fingerprints
Exact Inference Techniques for the Analysis of Bayesian Attack Graphs
Discovery and Identification of Memory Corruption Vulnerabilities on Bare-Metal Embedded Devices
Hiding Faces in Plain Sight: Defending DeepFakes by Disrupting Face Detection
A Stochastic Model of Multivirus Dynamics
Detection of Generative Linguistic Steganography Based on Explicit and Latent Text Word Relation Mining Using Deep Learning
PacketScore: A Statistics-Based Packet Filtering Scheme against Distributed Denial-of-Service Attacks
TrinitySec: Trinity-Enabled and Lightweight Security Framework for CAN-FD Communication
Design Principles for Orthogonal Moments in Video Watermarking
Process Authentication for High System Assurance
Privacy-Preserved Data Trading Via Verifiable Data Disturbance
Learning in Your "Pocket": Secure Collaborative Deep Learning With Membership Privacy
Decentralized Privacy-Preserving Fair Exchange Scheme for V2G Based on Blockchain
Disclosure Risk From Homogeneity Attack in Differentially Privately Sanitized Frequency Distribution
Securing Class Initialization in Java-like Languages
Industrial Control System Network Intrusion Detection by Telemetry Analysis
Linguistic Steganalysis Based on Few-Shot Adversarial Training
Preserving Structural Properties in Edge-Perturbing Anonymization Techniques for Social Networks
MuEOC: Efficient SGX-Based Multi-Key Homomorphic Outsourcing Computation for E-Health System
Adversarial Steganography Embedding via Stego Generation and Selection
JNI Global References Are Still Vulnerable: Attacks and Defenses
CipherXRay: Exposing Cryptographic Operations and Transient Secrets from Monitored Binary Execution
Secure Fault Localization in Path Aware Networking
New Publicly Verifiable Databases with Efficient Updates
PRkNN: Efficient and Privacy-Preserving Reverse kNN Query Over Encrypted Data
The Effect of the Specification Model on the Complexity of Adding Masking Fault Tolerance
Distributed and Parallel Blockchain: Towards a Multi-Chain System With Enhanced Security
Reverse Backdoor Distillation: Towards Online Backdoor Attack Detection for Deep Neural Network Models
Deep Learning and Visualization for Identifying Malware Families
Design and Evaluation of a Reconfigurable ECU Architecture for Secure and Dependable Automotive CPS
Online Failure Prediction for Complex Systems: Methodology and Case Studies
Effective Risk Communication for Android Apps
Accountable Many-to-One Signature With Short Verification Key for Self-Sovereign Identity
FineBID: Fine-Grained Protocol Reverse Engineering for Bit-Level Field IDentification
Developing Attack Detection Models for Microservice Applications: A Comprehensive Framework and Its Illustration and Validation on DoS Attacks
Group BFT: Two-Round BFT Protocols Via Replica Grouping
CrossNet: A Low-Latency MLaaS Framework for Privacy-Preserving Neural Network Inference on Resource-Limited Devices
Investigating Security Vulnerabilities in a Hot Data Center with Reduced Cooling Redundancy
Secure and Efficient Two-Party Signing Protocol for the Identity-Based Signature Scheme in the IEEE P1363 Standard for Public Key Cryptography
R2E: A Decentralized Scheme for Rewarding Tor Relays With Cryptocurrencies
LESSON: Multi-Label Adversarial False Data Injection Attack for Deep Learning Locational Detection
Enabling Efficient, Secure and Privacy-Preserving Mobile Cloud Storage
Characterizing and Exploiting Soft Error Vulnerability Phase Behavior in GPU Applications
Signal Emulation Attack and Defense for Smart Home IoT
Securing Vehicular IPv6 Communications
Using Web-Referral Architectures to Mitigate Denial-of-Service Threats
Accuracy-Enabling Differential Privacy-Preserving Truth Discovery
The Geometric Efficient Matching Algorithm for Firewalls
A Trust-Based Framework for Fault-Tolerant Data Aggregation in Wireless Multimedia Sensor Networks
Building Fault-Tolerant Overlays With Low Node Degrees for Topic-Based Publish/Subscribe
Improving the Efficiency of Private Function Evaluation via Optimized Universal Circuits
FL-CDF: Collaborative Defense Framework for Backdoor Mitigation in Federated Learning
Optimizing the Numbers of Queries and Replies in Convex Federated Learning With Differential Privacy
Golden Grain: Building a Secure and Decentralized Model Marketplace for MLaaS
Exploring the Practicality of Differentially Private Federated Learning: A Local Iteration Tuning Approach
Evaluating the Vulnerability of Network Traffic Using Joint Security and Routing Analysis
Improving Security and Performance in the Tor Network through Tunable Path Selection
Fault Tolerance Design in JPEG 2000 Image Compression System
Demystifying the Evolution of Android Malware Variants
Security-Aware Collaboration Plan Recommendation for Dynamic Multiple Workflow Processes
Evaluating C/C++ Vulnerability Detectability of Query-Based Static Application Security Testing Tools
IoTa: Fine-Grained Traffic Monitoring for IoT Devices via Fully Packet-Level Models
Recommendation Models for Open Authorization
Building a Trustworthy Execution Environment to Defeat Exploits from both Cyber Space and Physical Space for ARM
Look-Aside at Your Own Risk: Privacy Implications of DNSSEC Look-Aside Validation
A Hardware-Assisted Heartbeat Mechanism for Fault Identification in Large-Scale IoT Systems
Constructing Immune-Cover for Improving Holistic Security of Spatial Adaptive Steganography
Unlocking High-Fidelity Learning: Towards Neuron-Grained Model Extraction
Authenticated Medical Documents Releasing with Privacy Protection and Release Control
Graph-Relational Federated Learning: Enhanced Personalization and Robustness
Real-Time and Spatio-Temporal Crowd-Sourced Social Network Data Publishing with Differential Privacy
Enhancing Online Transaction Fraud Detection via Heterogeneous Source Models
Improving Cryptocurrency Crime Detection: CoinJoin Community Detection Approach
Sustainable Ensemble Learning Driving Intrusion Detection Model
TreasureCache: Hiding Cache Evictions Against Side-Channel Attacks
Trust-Based Service Management for Social Internet of Things Systems
Automatic Extraction of Access Control Policies from Natural Language Documents
OPSA: Efficient and Verifiable One-Pass Secure Aggregation With TEE for Federated Learning
An Efficient Time-Bound Hierarchical Key Management Scheme for Secure Broadcasting
A Proactive Trust Evaluation System for Secure Data Collection Based on Sequence Extraction
JANUS: A Framework for Scalable and Secure Routing in Hybrid Wireless Networks
POWER-SUPPLaY: Leaking Sensitive Data From Air-Gapped, Audio-Gapped Systems by Turning the Power Supplies into Speakers
SGXFault: An Efficient Page Fault Handling Mechanism for SGX Enclaves
On the Security and Efficiency of Content Distribution via Network Coding
SG-Audit: An Efficient and Robust Cloud Auditing Scheme for Smart Grid
Invalidating Idealized BGP Security Proposals and Countermeasures
Exploiting Social Network to Enhance Human-to-Human Infection Analysis without Privacy Leakage
Achieving Privacy in Trust Negotiations with an Ontology-Based Approach
Large Scale Characterization of Software Vulnerability Life Cycles
Malicious-Resistant Non-Interactive Verifiable Aggregation for Federated Learning
Surviving Attacks in Challenged Networks
Run-Time Monitoring and Validation Using Reverse Function (RMVRF) for Hardware Trojans Detection
Leveraging Strategic Detection Techniques for Smart Home Pricing Cyberattacks
A Systemic Approach for Natural Language Scenario Elicitation of Security Requirements
Generic and Sensitive Anomaly Detection of Network Covert Timing Channels
EvolGCN: A Co-Evolutionary Graph Convolutional Network Model for Dynamically Spatio-Temporal Anomaly Event Inference
CD-VulD: Cross-Domain Vulnerability Discovery Based on Deep Domain Adaptation
Active Warden Attack: On the (In)Effectiveness of Android App Repackage-Proofing
A Rigorous, Compositional, and Extensible Framework for Dynamic Fault Tree Analysis
On the Security of Verifiable and Oblivious Secure Aggregation for Privacy-Preserving Federated Learning
A Fine-Grained Approach for Anomaly Detection in File System Accesses With Enhanced Temporal User Profiles
A Security Enforcement Framework for SDN Controller Using Game Theoretic Approach
PointerScope: Understanding Pointer Patching for Code Randomization
Factor of Security (FoS): Quantifying the Security Effectiveness of Redundant Smart Grid Subsystems
Differentially Private Non-Negative Consistent Release for Large-Scale Hierarchical Trees
NANO: Cryptographic Enforcement of Readability and Editability Governance in Blockchain Databases
Meta Security Metric Learning for Secure Deep Image Hiding
Precision-Enhanced Differentially-Private Mining of High-Confidence Association Rules
Expressive Data Sharing and Self-Controlled Fine-Grained Data Deletion in Cloud-Assisted IoT
Efficient Identity-Based Data Integrity Auditing With Key-Exposure Resistance for Cloud Storage
Private Compound Wildcard Queries Using Fully Homomorphic Encryption
$\gamma$γ-Knife: Extracting Neural Network Architecture Through Software-Based Power Side-Channel
On Privacy of Encrypted Speech Communications
KextFuzz: A Practical Fuzzer for macOS Kernel EXTensions on Apple Silicon
Update Recovery Attacks on Encrypted Database Within Two Updates Using Range Queries Leakage
Update If You Dare: Demystifying Bare-Metal Device Firmware Update Security of Appified IoT Systems
Cybersafety: A System-Theoretic Approach to Identify Cyber-Vulnerabilities & Mitigation Requirements in Industrial Control Systems
Noise Resilient Learning for Attack Detection in Smart Grid PMU Infrastructure
Generic Soft-Error Detection and Correction for Concurrent Data Structures
SDBA: A Stealthy and Long-Lasting Durable Backdoor Attack in Federated Learning
A Verifiable and Efficient Symmetric Searchable Encryption Scheme for Dynamic Dataset With Forward and Backward Privacy
BiMorphing: A Bi-Directional Bursting Defense against Website Fingerprinting Attacks
Emerging Attacks and Solutions for Secure Hardware in the Internet of Things
${\sf PBT}$PBT: A New Privacy-Preserving Payment Protocol for Blockchain Transactions
Randomness Tests in Hostile Environments
Sharing Can be Threatening: Uncovering Security Flaws of RBAC Model on Smart Home Platforms
SoK: Leveraging Transformers for Malware Analysis
Towards Integrated Spatial Crowdsourcing: Online Privacy-Preserving Selection
Blockchain-Assisted Searchable Integrity Auditing for Large-Scale Similarity Data With Arbitration
Do You Trust Your Model? Emerging Malware Threats in the Deep Learning Ecosystem
Anonymity in Attribute-Based Access Control: Framework and Metric
NeuroYara: Learning to Rank for Yara Rules Generation Through Deep Language Modeling and Discriminative N-Gram Encoding
Software Vulnerability Discovery via Learning Multi-Domain Knowledge Bases
SSHC: A Secure and Scalable Hybrid Consensus Protocol for Sharding Blockchains With a Formal Security Framework
Defend Data Poisoning Attacks on Voice Authentication
On Evaluating Fault Resilient Encoding Schemes in Software
Memory-Efficient Implementation of Elliptic Curve Cryptography for the Internet-of-Things
Accurate, Secure, and Efficient Semi-Constrained Navigation Over Encrypted City Maps
On the Privacy of Counting Bloom Filters Under a Black-Box Attacker
Multi-User Dynamic Searchable Symmetric Encryption With Corrupted Participants
Forensic Identification of Anonymous Sources in OneSwarm
Low-Priced and Energy-Efficient Detection of Replicas for Wireless Sensor Networks
DCC: A High-Performance Distributed Encryption Framework for Large Volumes of Data
FaultFlow: An MDE Library for Dependability Evaluation of Component-Based Systems
DDSGA: A Data-Driven Semi-Global Alignment Approach for Detecting Masquerade Attacks
Modeling and Defense of Social Virtual Reality Attacks Inducing Cybersickness
Type-I Generative Adversarial Attack
Attacking Deep Reinforcement Learning With Decoupled Adversarial Policy
On Detecting Route Hijacking Attack in Opportunistic Mobile Networks
Adaptive Secure Nearest Neighbor Query Processing Over Encrypted Data
A Cloud-Oriented Content Delivery Network Paradigm: Modeling and Assessment
Automatic Inference of Fault Tree Models Via Multi-Objective Evolutionary Algorithms
A Verifiable and Privacy-Preserving Federated Learning Training Framework
Remove Minimum (RM): An Error-Tolerant Scheme for Cardinality Estimate by HyperLogLog
SHIELD - Secure Aggregation Against Poisoning in Hierarchical Federated Learning
A Differentially Private Federated Learning Model Against Poisoning Attacks in Edge Computing
Timely Detection and Mitigation of Stealthy DDoS Attacks Via IoT Networks
Retrofitting the Partially Privileged Mode for TEE Communication Channel Protection
Automated Derivation of Application-Aware Error Detectors Using Static Analysis: The Trusted Illiac Approach
Blockchain-Based Compact Verifiable Data Streaming With Self-Auditing
Egalitarian Randomization for Multi-Language Applications on ARM64
Towards Privacy-Preserving and Practical Image-Centric Social Discovery
Wormhole: The Hidden Virus Propagation Power of the Search Engine in Social Networks
Robust Asynchronous Federated Learning With Time-Weighted and Stale Model Aggregation
Preview Helps Selection: Previewable Image Watermarking With Client-Side Embedding
Delta Counter: Bandwidth-Efficient Encryption Counter Representation for Secure GPU Memory
SmartTrans: Advanced Similarity Analysis for Detecting Vulnerabilities in Ethereum Smart Contracts
COSMOS: A Fault Injection Framework to Assess Hardware-Assisted Hypervisors
Using Underutilized CPU Resources to Enhance Its Reliability
RevFRF: Enabling Cross-Domain Random Forest Training With Revocable Federated Learning
Sliver: A Scalable Slicing-Based Verification for Information Flow Security
Generative Adversarial Networks Unlearning
System Call Monitoring Using Authenticated System Calls
Decision-Based Query Efficient Adversarial Attack via Adaptive Boundary Learning
Sphinx: Certificateless Conditional Privacy-Preserving Authentication With Secure Transmission for VANETs
CODP: Improving Differentially Private Federated Learning by Cascading and Offsetting Noises Between Iterations
Can We Mitigate Backdoor Attack Using Adversarial Detection Methods?
FedU: Federated Unlearning via User-Side Influence Approximation Forgetting
You Can Glimpse but You Cannot Identify: Protect IoT Devices From Being Fingerprinted
RL-Shield: Mitigating Target Link-Flooding Attacks Using SDN and Deep Reinforcement Learning Routing Algorithm
Constraint-Aware Role Mining via Extended Boolean Matrix Decomposition
DDoS Attacks on 9-1-1 Emergency Services
Enabling Privacy-Preserving Shortest Distance Queries on Encrypted Graph Data
Towards an Interpretable Autoencoder: A Decision-Tree-Based Autoencoder and its Application in Anomaly Detection
A Moving Target DDoS Defense Approach in Consortium Blockchain
Introducing a Relative Priority for the Shared-Protection Schemes
Local Recovery for High Availability in Strongly Consistent Cloud Services
Efficient and Secure Decision Tree Classification for Cloud-Assisted Online Diagnosis Services
You Can Access but You Cannot Leak: Defending Against Illegal Content Redistribution in Encrypted Cloud Media Center
Phantom: A CUDA-Accelerated Word-Wise Homomorphic Encryption Library
Three Improved Algorithms for Multipath Key Establishment in Sensor Networks Using Protocols for Secure Message Transmission
Secure Tag Search in RFID Systems Using Mobile Readers
Which Attacks Lead to Hazards? Combining Safety and Security Analysis for Cyber-Physical Systems
Achieving Efficient and Privacy-Preserving Location-Based Task Recommendation in Spatial Crowdsourcing
Privacy-Preserving Collaborative Analytics on Medical Time Series Data
A Highly Efficient Side Channel Attack with Profiling through Relevance-Learning on Physical Leakage Information
Multitenant Access Control for Cloud-Aware Distributed Filesystems
A Comprehensive Trusted Runtime for WebAssembly With Intel SGX
Towards Practical Auditing of Dynamic Data in Decentralized Storage
Effectiveness of Moving Target Defenses for Adversarial Attacks in ML-Based Malware Detection
GCI: A GPU-Based Transfer Learning Approach for Detecting Cheats of Computer Game
Fast Software Rejuvenation of Virtual Machine Monitors
DeFiRanger: Detecting DeFi Price Manipulation Attacks
A Lightweight Secure Scheme for Detecting Provenance Forgery and Packet DropAttacks in Wireless Sensor Networks
WAFBooster: Automatic Boosting of WAF Security Against Mutated Malicious Payloads
CryptoRec: Novel Collaborative Filtering Recommender Made Privacy-Preserving Easy
Editorial: Dependability and Security
RZDD: Risk Zone-Diversified Network Design for Disaster Resilience
kCPA: Towards Sensitive Pointer Full Life Cycle Authentication for OS Kernels
Verifiable Policy-Defined Networking Using Metagraphs
Towards Practical Backdoor Attacks on Federated Learning Systems
LVBS: Lightweight Vehicular Blockchain for Secure Data Sharing in Disaster Rescue
Trojan Detection in Digital Microfluidic Biochips via Image Classification: A Deep-Learning Based Approach
Does OpenBSD and Firefox's Security Improve With Time?
Secure Dependency Enforcement in Package Management Systems
Pollution Attacks and Defenses in Wireless Interflow Network Coding Systems
Man-in-the-Middle Attack on Contactless Payment over NFC Communications: Design, Implementation, Experiments and Detection
dcGuard: A Holistic Approach for Detecting and Isolating Malicious Nodes in Cloud Data Centers
A Matrix Factorization Model for Hellinger-Based Trust Management in Social Internet of Things
Semiconcurrent Online Testing of Transition Faults through Output Response Comparison of Identical Circuits
Multi-Committee ABE Based Decentralized Access Control With Sharding Blockchain for Web 3.0
On Ultralightweight RFID Authentication Protocols
SlimBox: Lightweight Packet Inspection over Encrypted Traffic
SOS: Standard-Compliant and Packet Loss Tolerant Security Framework for ADS-B Communications
A Secure Two-Factor Authentication Key Exchange Scheme
Analysis of Field Data on Web Security Vulnerabilities
Nip in the Bud: Forecasting and Interpreting Post- Exploitation Attacks in Real-Time Through Cyber Threat Intelligence Reports
Robust Blind Video Watermarking Against Geometric Deformations and Online Video Sharing Platform Processing
SENECAN: Secure KEy DistributioN OvEr CAN Through Watermarking and Jamming
DP 2 Dataset Protection by Data Poisoning
CALLEE: Recovering Call Graphs for Binaries With Transfer and Contrastive Learning
TextCheater: A Query-Efficient Textual Adversarial Attack in the Hard-Label Setting
Controlling IP Spoofing through Interdomain Packet Filters
HTM-CDFK: An Online Industrial Control Anomaly Detection Algorithm Based on Hierarchical Time Memory
RATScope: Recording and Reconstructing Missing RAT Semantic Behaviors for Forensic Analysis on Windows
Dancing With Wolves: An Intra-Process Isolation Technique With Privileged Hardware
Adaptive Video Data Hiding through Cost Assignment and STCs
PixelSteganalysis: Pixel-Wise Hidden Information Removal With Low Visual Degradation
Group Key Agreement with Local Connectivity
Risk Assessment in Social Networks Based on User Anomalous Behaviors
Policy-Based Broadcast Access Authorization for Flexible Data Sharing in Clouds
Validating an Emulation-Based Cybersecurity Model With a Physical Testbed
Inferring and Investigating IoT-Generated Scanning Campaigns Targeting a Large Network Telescope
Unification of Transactions and Replication in Three-Tier Architectures Based on CORBA
Leveraging Compression-Based Graph Mining for Behavior-Based Malware Detection
A Novel Approach to Construct a Good Dataset for Differential-Neural Cryptanalysis
FALL: Prior Failure Detection in Large Scale System Based on Language Model
$\Delta$ΔBreakpad: Diversified Binary Crash Reporting
Security and Effectiveness Analysis of the Gateway Integrity Checking Protocol
CuRTAIL: ChaRacterizing and Thwarting AdversarIal Deep Learning
SADI: A Novel Model to Study the Propagation of Social Worms in Hierarchical Networks
EAP-DDBA: Efficient Anonymity Proximity Device Discovery and Batch Authentication Mechanism for Massive D2D Communication Devices in 3GPP 5G HetNet
Privacy-Preserving Electronic Ticket Scheme with Attribute-Based Credentials
Testing Error Handling Code With Software Fault Injection and Error-Coverage-Guided Fuzzing
Commercial Fault Tolerance: A Tale of Two Systems
Hardware-Assisted Live Kernel Function Updating on Intel Platforms
Learning-Based Jamming Attack against Low-Duty-Cycle Networks
Generic and Efficient Constructions of Attribute-Based Encryption with Verifiable Outsourced Decryption
Large Language Models Merging for Enhancing the Link Stealing Attack on Graph Neural Networks
Artemis: Defending Against Backdoor Attacks via Distribution Shift
A Formal Approach to Accountability in Heterogeneous Systems-on-Chip
An Incentive Mechanism for Privacy Preserved Data Trading With Verifiable Data Disturbance
Workflow Signatures for Business Process Compliance
Conditional Diagnosability of Augmented Cubes under the PMC Model
Designing Robust API Monitoring Solutions
XAI-Based Microarchitectural Side-Channel Analysis for Website Fingerprinting Attacks and Defenses
Disclose More and Risk Less: Privacy Preserving Online Social Network Data Sharing
Message Linkable Group Signature With Information Binding and Efficient Revocation for Privacy- Preserving Announcement in VANETs
Discovery and Resolution of Anomalies in Web Access Control Policies
Securing Liveness Detection for Voice Authentication via Pop Noises