Extending Joux's Protocol to Multi Party Key Agreement (Extended Abstract). - Rana Barua; Ratna Dutta; Palash Sarkar 001 (INDOCRYPT, 2003)

Extending Joux's Protocol to Multi Party Key Agreement. - Rana Barua; Ratna Dutta; Palash Sarkar 001 (IACR Cryptol. ePrint Arch., 2003)

Provably Secure Authenticated Tree Based Group Key Agreement. - Ratna Dutta; Rana Barua; Palash Sarkar 001 (ICICS, 2004)

Pairing-Based Cryptographic Protocols : A Survey. - Ratna Dutta; Rana Barua; Palash Sarkar 001 (IACR Cryptol. ePrint Arch., 2004)

Provably Secure Authenticated Tree Based Group Key Agreement Protocol. - Ratna Dutta; Rana Barua; Palash Sarkar 001 (IACR Cryptol. ePrint Arch., 2004)

Dynamic Group Key Agreement in Tree-Based Setting. - Ratna Dutta; Rana Barua (IACR Cryptol. ePrint Arch., 2005)

Constant Round Dynamic Group Key Agreement. - Ratna Dutta; Rana Barua (IACR Cryptol. ePrint Arch., 2005)

Overview of Key Agreement Protocols. - Ratna Dutta; Rana Barua (IACR Cryptol. ePrint Arch., 2005)

Password-based Encrypted Group Key Agreement. - Ratna Dutta; Rana Barua (Int. J. Netw. Secur., 2006)

Efficient Self-healing Key Distribution with Revocation for Wireless Sensor Networks Using One Way Key Chains. - Ratna Dutta; Ee-Chien Chang; Sourav Mukhopadhyay (ACNS, 2007)

Multi-Party Key Agreement in Password-Based Setting. - Ratna Dutta (Asia International Conference on Modelling and Simulation, 2007)

Constant Storage Self-Healing Key Distribution with Revocation in Wireless Sensor Network. - Ratna Dutta; Yongdong Wu; Sourav Mukhopadhyay (ICC, 2007)

Overcome Weakness of a Password-Based Group Key Agreement Protocol. - Ratna Dutta (ISCC, 2007)

Designing Scalable Self-healing Key Distribution Schemes with Revocation Capability. - Ratna Dutta; Sourav Mukhopadhyay (ISPA, 2007)

Improved Self-Healing Key Distribution with Revocation in Wireless Sensor Network. - Ratna Dutta; Sourav Mukhopadhyay (WCNC, 2007)

Converting Group Key Agreement Protocol into Password-Based Setting - Case Study. - Ratna Dutta (J. Comput., 2007)

Low Bandwidth Self-Healing Key Distribution for Broadcast Encryption. - Ratna Dutta; Sourav Mukhopadhyay; Sabu Emmanuel (Asia International Conference on Modelling and Simulation, 2008)

Generalized Self-healing Key Distribution Using Vector Space Access Structure. - Ratna Dutta; Sourav Mukhopadhyay; Amitabha Das; Sabu Emmanuel (Networking, 2008)

Provably Secure Constant Round Contributory Group Key Agreement in Dynamic Setting. - Ratna Dutta; Rana Barua (IEEE Trans. Inf. Theory, 2008)

Generalized self-healing key distribution in wireless adhoc networks with trade-offs in user's pre-arranged life cycle and collusion resistance. - Ratna Dutta; Sourav Mukhopadhyay; Tom Dowling (Q2SWinet, 2009)

Enhanced Access Polynomial Based Self-healing Key Distribution. - Ratna Dutta; Sourav Mukhopadhyay; Tom Dowling (SEWCN, 2009)

Secure and Efficient Group Key Agreements for Cluster Based Networks. - Ratna Dutta; Tom Dowling (Trans. Comput. Sci., 2009)

Computationally secure self-healing key distribution with revocation in wireless ad hoc networks. - Ratna Dutta; Sourav Mukhopadhyay; Martin Collier (Ad Hoc Networks, 2010)

Vector Space Access Structure and ID Based Distributed DRM Key Management. - Ratna Dutta; Dheerendra Mishra; Sourav Mukhopadhyay (ACC (4), 2011)

A Hierarchical Deterministic Key Pre-distribution for WSN Using Projective Planes. - Sarbari Mitra; Ratna Dutta; Sourav Mukhopadhyay (ADHOCNETS, 2011)

Access Polynomial Based Self-healing Key Distribution with Improved Security and Performance. - Ratna Dutta (InfoSecHiComNet, 2011)

Access Policy Based Key Management in Multi-level Multi-distributor DRM Architecture. - Ratna Dutta; Dheerendra Mishra; Sourav Mukhopadhyay (InfoSecHiComNet, 2011)

Towards a Deterministic Hierarchical Key Predistribution for WSN Using Complementary Fano Plane. - Sarbari Mitra; Ratna Dutta; Sourav Mukhopadhyay (SecureComm, 2011)

Provably secure hybrid key agreement protocols in cluster-based wireless ad hoc networks. - Ratna Dutta; Tom Dowling (Ad Hoc Networks, 2011)

A Flexible Deterministic Approach to Key Pre-distribution in Grid Based WSNs. - Sarbari Mitra; Sourav Mukhopadhyay; Ratna Dutta (ADHOCNETS, 2012)

Computationally Efficient Secure Access Control for Vehicular Ad Hoc Networks. - Y. Sreenivasa Rao; Ratna Dutta (ICISS, 2012)

Collusion resistant self-healing key distribution in mobile wireless networks. - Ratna Dutta; Sugata Sanyal (Int. J. Wirel. Mob. Comput., 2012)

Decentralized Ciphertext-Policy Attribute-Based Encryption Scheme with Fast Decryption. - Y. Sreenivasa Rao; Ratna Dutta (Communications and Multimedia Security, 2013)

Computationally Efficient Expressive Key-Policy Attribute Based Encryption Schemes with Constant-Size Ciphertext. - Y. Sreenivasa Rao; Ratna Dutta (ICICS, 2013)

Recipient Anonymous Ciphertext-Policy Attribute Based Encryption. - Y. Sreenivasa Rao; Ratna Dutta (ICISS, 2013)

Unconditionally Secure Fully Connected Key Establishment Using Deployment Knowledge. - Sarbari Mitra; Sourav Mukhopadhyay; Ratna Dutta (ICT-EurAsia, 2013)

Efficient Attribute Based Access Control Mechanism for Vehicular Ad Hoc Network. - Y. Sreenivasa Rao; Ratna Dutta (NSS, 2013)

Computationally Efficient Dual-Policy Attribute Based Encryption with Short Ciphertext. - Y. Sreenivasa Rao; Ratna Dutta (ProvSec, 2013)

Expressive Bandwidth-Efficient Attribute Based Signature and Signcryption in Standard Model. - Y. Sreenivasa Rao; Ratna Dutta (ACISP, 2014)

Expressive Attribute Based Signcryption with Constant-Size Ciphertext. - Y. Sreenivasa Rao; Ratna Dutta (AFRICACRYPT, 2014)

Universally Composable Identity Based Adaptive Oblivious Transfer with Access Control. - Vandana Guleria; Ratna Dutta (Inscrypt, 2014)

Dynamic Ciphertext-Policy Attribute-Based Encryption for Expressive Access Policy. - Y. Sreenivasa Rao; Ratna Dutta (ICDCIT, 2014)

Adaptive Oblivious Transfer Realizing Expressive Hidden Access Policy. - Vandana Guleria; Ratna Dutta (ICETE (Selected Papers), 2014)

Efficient Adaptive Oblivious Transfer Without q-type Assumptions in UC Framework. - Vandana Guleria; Ratna Dutta (ICICS, 2014)

Attribute Based Key-Insulated Signatures with Message Recovery. - Y. Sreenivasa Rao; Ratna Dutta (ICICS, 2014)

A Fair and Efficient Mutual Private Set Intersection Protocol from a Two-Way Oblivious Pseudorandom Function. - Sumit Kumar Debnath; Ratna Dutta (ICISC, 2014)

Issuer-Free Adaptive Oblivious Transfer with Access Policy. - Vandana Guleria; Ratna Dutta (ICISC, 2014)

Efficient Adaptive Oblivious Transfer in UC Framework. - Vandana Guleria; Ratna Dutta (ISPEC, 2014)

Lightweight Universally Composable Adaptive Oblivious Transfer. - Vandana Guleria; Ratna Dutta (NSS, 2014)

Adaptive Oblivious Transfer with Hidden Access Policy Realizing Disjunction. - Vandana Guleria; Ratna Dutta (SECRYPT, 2014)

Universally Composable Efficient Priced Oblivious Transfer from a Flexible Membership Encryption. - Pratish Datta; Ratna Dutta; Sourav Mukhopadhyay (IACR Cryptol. ePrint Arch., 2014)

Fully Secure Self-Updatable Encryption in Prime Order Bilinear Groups. - Pratish Datta; Ratna Dutta; Sourav Mukhopadhyay (IACR Cryptol. ePrint Arch., 2014)

A deterministic key pre-distribution scheme for WSN using projective planes and their complements. - Sarbari Mitra; Ratna Dutta; Sourav Mukhopadhyay (Int. J. Trust. Manag. Comput. Commun., 2014)

Anti-collusive self-healing key distributions for wireless networks. - Ratna Dutta (Int. J. Wirel. Mob. Comput., 2014)

A group-based deterministic key pre-distribution scheme for wireless sensor network. - Sarbari Mitra; Sourav Mukhopadhyay; Ratna Dutta (Int. J. Wirel. Mob. Comput., 2014)

Fully Secure Online/Offline Predicate and Attribute-Based Encryption. - Pratish Datta; Ratna Dutta; Sourav Mukhopadhyay (ISPEC, 2015)

Secure and Efficient Private Set Intersection Cardinality Using Bloom Filter. - Sumit Kumar Debnath; Ratna Dutta (ISC, 2015)

Efficient Private Set Intersection Cardinality in the Presence of Malicious Adversaries. - Sumit Kumar Debnath; Ratna Dutta (ProvSec, 2015)

Fully Secure Unbounded Revocable Attribute-Based Encryption in Prime Order Bilinear Groups via Subset Difference Method. - Pratish Datta; Ratna Dutta; Sourav Mukhopadhyay (IACR Cryptol. ePrint Arch., 2015)

General Circuit Realizing Compact Revocable Attribute-Based Encryption from Multilinear Maps. - Pratish Datta; Ratna Dutta; Sourav Mukhopadhyay (IACR Cryptol. ePrint Arch., 2015)

Functional Signcryption: Notion, Construction, and Applications. - Pratish Datta; Ratna Dutta; Sourav Mukhopadhyay (IACR Cryptol. ePrint Arch., 2015)

Compact Attribute-Based Encryption and Signcryption for General Circuits from Multilinear Maps. - Pratish Datta; Ratna Dutta; Sourav Mukhopadhyay (IACR Cryptol. ePrint Arch., 2015)

Functional Encryption for Inner Product with Full Function Privacy. - Pratish Datta; Ratna Dutta; Sourav Mukhopadhyay (IACR Cryptol. ePrint Arch., 2015)

Fully secure anonymous spatial encryption under affine space delegation functionality revisited. - Y. Sreenivasa Rao; Ratna Dutta (J. Inf. Secur. Appl., 2015)

Universally composable issuer-free adaptive oblivious transfer with access policy. - Vandana Guleria; Ratna Dutta (Secur. Commun. Networks, 2015)

Fully secure bandwidth-efficient anonymous ciphertext-policy attribute-based encryption. - Y. Sreenivasa Rao; Ratna Dutta (Secur. Commun. Networks, 2015)

Adaptively Secure Unrestricted Attribute-Based Encryption with Subset Difference Revocation in Bilinear Groups of Prime Order. - Pratish Datta; Ratna Dutta; Sourav Mukhopadhyay (AFRICACRYPT, 2016)

Provably Secure Fair Mutual Private Set Intersection Cardinality Utilizing Bloom Filter. - Sumit Kumar Debnath; Ratna Dutta (Inscrypt, 2016)

How to Meet Big Data When Private Set Intersection Realizes Constant Communication Complexity. - Sumit Kumar Debnath; Ratna Dutta (ICICS, 2016)

Adaptively Secure Broadcast Encryption with Dealership. - Kamalesh Acharya; Ratna Dutta (ICISC, 2016)

New Realizations of Efficient and Secure Private Set Intersection Protocols Preserving Fairness. - Sumit Kumar Debnath; Ratna Dutta (ICISC, 2016)

Secure and Efficient Construction of Broadcast Encryption with Dealership. - Kamalesh Acharya; Ratna Dutta (ProvSec, 2016)

Secure and E fficient Construction of Broadcast Encryption with Dealership. - Kamalesh Acharya; Ratna Dutta (IACR Cryptol. ePrint Arch., 2016)

Verifiable and Delegatable Constrained Pseudorandom Functions for Unconstrained Inputs. - Pratish Datta; Ratna Dutta; Sourav Mukhopadhyay (IACR Cryptol. ePrint Arch., 2016)

Fair mPSI and mPSI-CA: Efficient Constructions in Prime Order Groups with Security in the Standard Model against Malicious Adversary. - Sumit Kumar Debnath; Ratna Dutta (IACR Cryptol. ePrint Arch., 2016)

Attribute-based key-insulated signature for boolean formula. - Y. Sreenivasa Rao; Ratna Dutta (Int. J. Comput. Math., 2016)

Efficient attribute-based signature and signcryption realizing expressive access structures. - Y. Sreenivasa Rao; Ratna Dutta (Int. J. Inf. Sec., 2016)

Bandwidth-efficient attribute-based key-insulated signatures with message recovery. - Y. Sreenivasa Rao; Ratna Dutta (Inf. Sci., 2016)

Towards fair mutual private set intersection with linear complexity. - Sumit Kumar Debnath; Ratna Dutta (Secur. Commun. Networks, 2016)

Efficient oblivious transfer with adaptive queries in UC framework. - Vandana Guleria; Ratna Dutta (Secur. Commun. Networks, 2016)

Recipient Revocable Broadcast Encryption Schemes Without Random Oracles. - Kamalesh Acharya; Ratna Dutta (ICISC, 2017)

Constrained Pseudorandom Functions for Unconstrained Inputs Revisited: Achieving Verifiability and Key Delegation. - Pratish Datta; Ratna Dutta; Sourav Mukhopadhyay (Public Key Cryptography (2), 2017)

Provable Secure Constructions for Broadcast Encryption with Personalized Messages. - Kamalesh Acharya; Ratna Dutta (ProvSec, 2017)

UC Secure Issuer-Free Adaptive Oblivious Transfer with Hidden Access Policy. - Vandana Guleria; Ratna Dutta (CoRR, 2017)

Adaptively Secure Recipient Revocable Broadcast Encryption with Constant size Ciphertext. - Kamalesh Acharya; Ratna Dutta (IACR Cryptol. ePrint Arch., 2017)

Enhanced Outsider-anonymous Broadcast Encryption with Subset Difference Revocation. - Kamalesh Acharya; Ratna Dutta (IACR Cryptol. ePrint Arch., 2017)

Attribute-Based Signatures for Turing Machines. - Pratish Datta; Ratna Dutta; Sourav Mukhopadhyay (IACR Cryptol. ePrint Arch., 2017)

Forward Secure Efficient Group Signature in Dynamic Setting using Lattices. - Meenakshi Kansal; Ratna Dutta; Sourav Mukhopadhyay (IACR Cryptol. ePrint Arch., 2017)

Strongly full-hiding inner product encryption. - Pratish Datta; Ratna Dutta; Sourav Mukhopadhyay (Theor. Comput. Sci., 2017)

Computational friendly attribute-based encryptions with short ciphertext. - Y. Sreenivasa Rao; Ratna Dutta (Theor. Comput. Sci., 2017)

Constructions of Secure Multi-Channel Broadcast Encryption Schemes in Public Key Framework. - Kamalesh Acharya; Ratna Dutta (CANS, 2018)

Efficient Adaptively Secure Public-Key Trace and Revoke from Subset Cover Using Déjà Q Framework. - Mriganka Mandal; Ratna Dutta (Inscrypt, 2018)

Cost-Effective Private Linear Key Agreement With Adaptive CCA Security from Prime Order Multilinear Maps and Tracing Traitors. - Mriganka Mandal; Ratna Dutta (IACR Cryptol. ePrint Arch., 2018)

Constructing Witness PRF and Offline Witness Encryption Without Multilinear Maps. - Tapas Pal; Ratna Dutta (IACR Cryptol. ePrint Arch., 2018)

Functional Signcryption. - Pratish Datta; Ratna Dutta; Sourav Mukhopadhyay (J. Inf. Secur. Appl., 2018)

Offline Witness Encryption from Witness PRF and Randomized Encoding in CRS Model. - Tapas Pal; Ratna Dutta (ACISP, 2019)

Construction for a Nominative Signature Scheme from Lattice with Enhanced Security. - Meenakshi Kansal; Ratna Dutta; Sourav Mukhopadhyay (C2SI, 2019)

Efficient Identity-Based Outsider Anonymous Public-Key Trace and Revoke with Constant Ciphertext-Size and Fast Decryption. - Mriganka Mandal; Ratna Dutta (Inscrypt, 2019)

Constrained Pseudorandom Functions for Turing Machines Revisited: How to Achieve Verifiability and Key Delegation. - Pratish Datta; Ratna Dutta; Sourav Mukhopadhyay (Algorithmica, 2019)

Secure Key Encapsulation Mechanism with Compact Ciphertext and Public Key from Generalized Srivastava code. - Jayashree Dey; Ratna Dutta (IACR Cryptol. ePrint Arch., 2019)

Efficient Construction of Nominative Signature Secure under Symmetric Key Primitives and Standard Assumptions on Lattice. - Meenakshi Kansal; Ratna Dutta; Sourav Mukhopadhyay (IACR Cryptol. ePrint Arch., 2019)

Non-zero Inner Product Encryptions: Strong Security under Standard Assumptions. - Tapas Pal; Ratna Dutta (IACR Cryptol. ePrint Arch., 2019)

Succinct Predicate and Online-Offline Multi-Input Inner Product Encryptions under Standard Static Assumptions. - Pratish Datta; Ratna Dutta; Sourav Mukhopadhyay (J. Inf. Secur. Appl., 2019)

Round Optimal Secure Multisignature Schemes from Lattice with Public Key Aggregation and Signature Compression. - Meenakshi Kansal; Ratna Dutta (AFRICACRYPT, 2020)

Semi-Adaptively Secure Offline Witness Encryption from Puncturable Witness PRF. - Tapas Pal; Ratna Dutta (ProvSec, 2020)

Group signature from lattices preserving forward security in dynamic setting. - Meenakshi Kansal; Ratna Dutta; Sourav Mukhopadhyay (Adv. Math. Commun., 2020)

Puncturable Witness Pseudorandom Functions and its Applications on Witness Encryption. - Tapas Pal; Ratna Dutta (IACR Cryptol. ePrint Arch., 2020)

Chosen-Ciphertext Secure Attribute-Hiding Non-Zero Inner Product Encryptions and Its Applications. - Tapas Pal; Ratna Dutta (IACR Cryptol. ePrint Arch., 2020)

Chosen-Ciphertext Secure Multi-Identity and Multi-Attribute Pure FHE. - Tapas Pal; Ratna Dutta (IACR Cryptol. ePrint Arch., 2020)

CCA Secure Attribute-Hiding Inner Product Encryption from Minimal Assumption. - Tapas Pal; Ratna Dutta (ACISP, 2021)

Key-Oblivious Encryption from Isogenies with Application to Accountable Tracing Signatures. - Surbhi Shaw; Ratna Dutta (INDOCRYPT, 2021)

Fully Secure Unbounded Zero Inner Product Encryption with Short Ciphertexts and Keys. - Subhranil Dutta; Tapas Pal; Ratna Dutta (ProvSec, 2021)

Identification Scheme and Forward-Secure Signature in Identity-Based Setting from Isogenies. - Surbhi Shaw; Ratna Dutta (ProvSec, 2021)

Storage Friendly Provably Secure Multivariate Identity-Based Signature from Isomorphism of Polynomials Problem. - Ratna Dutta; Sumit Kumar Debnath; Chinmoy Biswas (SECRYPT, 2021)

Secure Code-Based Key Encapsulation Mechanism with Short Ciphertext and Secret Key. - Jayashree Dey; Ratna Dutta (IACR Cryptol. ePrint Arch., 2021)

Attribute-Based Access Control for Inner Product Functional Encryption from LWE. - Tapas Pal; Ratna Dutta (IACR Cryptol. ePrint Arch., 2021)

Chosen Ciphertext Secure Functional Encryption from Constrained Witness PRF. - Tapas Pal; Ratna Dutta (IACR Cryptol. ePrint Arch., 2021)

Key-Oblivious Encryption from isogenies and its application to Accountable Tracing Signatures. - Surbhi Shaw; Ratna Dutta (IACR Cryptol. ePrint Arch., 2021)

Lattice-based nominative signature using pseudorandom function. - Meenakshi Kansal; Ratna Dutta; Sourav Mukhopadhyay (IET Inf. Secur., 2021)

Constructing provable secure broadcast encryption scheme with dealership. - Kamalesh Acharya; Ratna Dutta (J. Inf. Secur. Appl., 2021)

Identity-based outsider anonymous cloud data outsourcing with simultaneous individual transmission for IoT environment. - Mriganka Mandal; Ratna Dutta (J. Inf. Secur. Appl., 2021)

Ternary subset difference revocation in public key framework supporting outsider anonymity. - Kamalesh Acharya; Ratna Dutta (J. Ambient Intell. Humaniz. Comput., 2021)

Hierarchical Identity Based Inner Product Functional Encryption for Privacy Preserving Statistical Analysis Without q-type Assumption. - Anushree Belel; Ratna Dutta; Sourav Mukhopadhyay (EISA, 2022)

Constructing Pairing Free Unbounded Inner Product Functional Encryption Schemes with Unbounded Inner Product Policy. - Subhranil Dutta; Ratna Dutta; Sourav Mukhopadhyay (SecITC, 2022)

Key Encapsulation Mechanism in Ciphertext-policy Attribute based Setting Featuring Revocation and Key-homomorphic Property. - Anushree Belel; Ratna Dutta; Sourav Mukhopadhyay (SECRYPT, 2022)

Code-based Key Encapsulation Mechanism Preserving Short Ciphertext and Secret Key. - Jayashree Dey; Ratna Dutta (SECRYPT, 2022)

Efficient Multi-Signature Scheme Using Lattice. - Meenakshi Kansal; Amit Kumar Singh; Ratna Dutta (Comput. J., 2022)

Post-quantum secure identity-based signature achieving forward secrecy. - Surbhi Shaw; Ratna Dutta (J. Inf. Secur. Appl., 2022)

Dynamic multi-key FHE in symmetric key setting from LWE without using common reference matrix. - Chinmoy Biswas; Ratna Dutta (J. Ambient Intell. Humaniz. Comput., 2022)

Compact Stateful Deterministic Wallet from Isogeny-Based Signature Featuring Uniquely Rerandomizable Public Keys. - Surbhi Shaw; Ratna Dutta (CANS, 2023)

Compact Identity-Based Signature and Puncturable Signature from SQISign. - Surbhi Shaw; Ratna Dutta (ICISC (1), 2023)

Hierarchical Identity-Based Inner Product Functional Encryption for Unbounded Hierarchical Depth. - Anushree Belel; Ratna Dutta; Sourav Mukhopadhyay (SSS, 2023)

Post-quantum Secure Stateful Deterministic Wallet from Code-Based Signature Featuring Uniquely Rerandomized Keys. - Pratima Jana; Ratna Dutta (SSS, 2023)

Implementation of key predistribution scheme in WSN based on binary Goppa codes and Reed Solomon codes with enhanced connectivity and resiliency. - Chinmoy Biswas; Ratna Dutta (J. Ambient Intell. Humaniz. Comput., 2023)

Cloud assisted semi-static secure accountable authority identity-based broadcast encryption featuring public traceability without random oracles. - Amit Kumar Singh; Kamalesh Acharya; Ratna Dutta (Ann. des Télécommunications, 2023)

Communication-friendly threshold trapdoor function from weaker assumption for distributed cryptography. - Anushree Belel; Ratna Dutta; Sourav Mukhopadhyay (Ann. des Télécommunications, 2023)

Short attribute-based signatures for arbitrary Turing machines from standard assumptions. - Pratish Datta; Ratna Dutta; Sourav Mukhopadhyay (Des. Codes Cryptogr., 2023)

Forward Secure Offline Assisted Group Key Exchange From Isogeny-Based Blinded Key Encapsulation Mechanism. - Surbhi Shaw; Ratna Dutta (IEEE Trans. Inf. Theory, 2023)

A quantum resistant multi-user signcryption scheme featuring key invisibility for Internet of Things. - Surbhi Shaw; Ratna Dutta (J. Inf. Secur. Appl., 2023)

Progress in Multivariate Cryptography: Systematic Review, Challenges, and Research Directions. - Jayashree Dey; Ratna Dutta (ACM Comput. Surv., 2023)

Secure and efficient multi-key FHE scheme supporting multi-bit messages from LWE preserving non-interactive decryption. - Chinmoy Biswas; Ratna Dutta (J. Ambient Intell. Humaniz. Comput., 2023)

Compact Adaptor Signature from Isogenies with Enhanced Security. - Pratima Jana; Surbhi Shaw; Ratna Dutta (CANS (1), 2024)

CPAKE: An Identity-Binding Password Authenticated Key Exchange from Quasi-cyclic Codes. - Pratima Jana; Ratna Dutta (INDOCRYPT (2), 2024)

Attribute-Based Inner Product Functional Encryption in Key-Policy Setting from Pairing. - Anushree Belel; Ratna Dutta (IWSEC, 2024)

Quantum Safe Computation-Friendly Identity-Binding Password Authenticated Key Exchange. - Pratima Jana; Ratna Dutta; Cong Zuo (ProvSec (2), 2024)

Post-quantum secure fully-dynamic logarithmic-size deniable group signature in code-based setting. - Jayashree Dey; Ratna Dutta (Adv. Math. Commun., 2024)

Privacy enhanced secure compact attribute-based signature from MQ problem for monotone span program. - Jayashree Dey; Ratna Dutta (Theor. Comput. Sci., 2024)

Reinforcing privacy in cloud computing via adaptively secure non-zero inner product encryption and anonymous identity-based revocation in unbounded setting. - Subhranil Dutta; Tapas Pal; Ratna Dutta (Theor. Comput. Sci., 2024)

An efficient post-quantum secure dynamic EPID signature scheme using lattices. - Chinmoy Biswas; Ratna Dutta; Sumanta Sarkar (Multim. Tools Appl., 2024)

Key-homomorphic and revocable ciphertext-policy attribute based key encapsulation mechanism for multimedia applications. - Anushree Belel; Ratna Dutta; Sourav Mukhopadhyay (Multim. Tools Appl., 2024)

Identity-Based Ring Signature from Quantum Token. - Nabanita Chakraborty; Ratna Dutta (IACR Cryptol. ePrint Arch., 2025)

UPKE and UKEM Schemes from Supersingular Isogenies. - Pratima Jana; Ratna Dutta (IACR Cryptol. ePrint Arch., 2025)

Securing data in the cloud using pairing-free inner product functional encryption with unbounded vector size. - Subhranil Dutta; Ratna Dutta; Sourav Mukhopadhyay (Theor. Comput. Sci., 2025)

Post-quantum secure compact deterministic wallets from isogeny-based signatures with rerandomized keys. - Surbhi Shaw; Ratna Dutta (Theor. Comput. Sci., 2025)