2021 VOLUME 16 ITIFA6 Articles published in IEEEXplore® from 16 May 2021 to 15 June 2021 Unexpected Information Leakage of Differential Privacy Due to the Linear Property of Queries BottleNet: Hiding Network Bottlenecks Using SDN-Based Topology Deception Gini-Impurity Index Analysis Efficient Known-Sample Attack for Distance-Preserving Hashing Biometric Template Protection Schemes Joint Discriminative Sparse Coding for Robust Hand-Based Multimodal Recognition Who Is in Control? Practical Physical Layer Attack and Defense for mmWave-Based Sensing in Autonomous Vehicles Back to the Basics: Seamless Integration of Side-Channel Pre-Processing in Deep Neural Networks Physical Layer Security Aided Wireless Interference Networks in the Presence of Strong Eavesdropper Channels OBFP: Optimized Blockchain-Based Fair Payment for Outsourcing Computations in Cloud Computing Finding the Needle in the Haystack: Metrics for Best Trace Selection in Unsupervised Side-Channel Attacks on Blinded RSA Zilch: A Framework for Deploying Transparent Zero-Knowledge Proofs Sequential Attack Detection in Recommender Systems Minutiae Attention Network With Reciprocal Distance Loss for Contactless to ContactBased Fingerprint Identification General, Efficient, and Real-Time Data Compaction Strategy for APT Forensic Analysis Steganalysis of H.264/AVC Videos Exploiting Subtractive Prediction Error Blocks Tensor-Compensated Color Face Recognition Threat Intelligence Generation Using Network Telescope Data for Industrial Control Systems 3123-3137 3138-3153 3154-3169 3170-3185 3186-3198 3199-3214 3215-3227 3228-3240 3241-3253 3254-3268 3269-3284 3285-3298 3299-3311 3312-3325 3326-3338 3339-3354 3355-3370 (ISSN 1556-6013) www.signalprocessingsociety.org [8] JUNE 2021https://signalprocessingsociety.org/ https://dx.doi.org/10.1109/TIFS.2021.3075843 https://dx.doi.org/10.1109/TIFS.2021.3075843 https://dx.doi.org/10.1109/TIFS.2021.3075845 https://dx.doi.org/10.1109/TIFS.2021.3076932 https://dx.doi.org/10.1109/TIFS.2021.3073802 https://dx.doi.org/10.1109/TIFS.2021.3073802 https://dx.doi.org/10.1109/TIFS.2021.3074315 https://dx.doi.org/10.1109/TIFS.2021.3076287 https://dx.doi.org/10.1109/TIFS.2021.3076287 https://dx.doi.org/10.1109/TIFS.2021.3076928 https://dx.doi.org/10.1109/TIFS.2021.3076928 https://dx.doi.org/10.1109/TIFS.2021.3076927 https://dx.doi.org/10.1109/TIFS.2021.3076927 https://dx.doi.org/10.1109/TIFS.2021.3073818 https://dx.doi.org/10.1109/TIFS.2021.3073818 https://dx.doi.org/10.1109/TIFS.2021.3074884 https://dx.doi.org/10.1109/TIFS.2021.3074884 https://dx.doi.org/10.1109/TIFS.2021.3074869 https://dx.doi.org/10.1109/TIFS.2021.3076295 https://dx.doi.org/10.1109/TIFS.2021.3076307 https://dx.doi.org/10.1109/TIFS.2021.3076307 https://dx.doi.org/10.1109/TIFS.2021.3076288 https://dx.doi.org/10.1109/TIFS.2021.3078822 https://dx.doi.org/10.1109/TIFS.2021.3078273 https://dx.doi.org/10.1109/TIFS.2021.3078261 https://dx.doi.org/10.1109/TIFS.2021.3078261 http://www.signalprocessingsociety.org