Controlled Delegation in e-cheques Using Proxy Signatures. - N. R. Sunitha; B. B. Amberker; Prashant Koulgi (EDOC, 2007)

Secure e-Cheque Clearance between Financial Institutions. - N. R. Sunitha; B. B. Amberker; Prashant Koulgi; P. Siddharth (CEC/EEE, 2007)

Secure E-cheques for Joint Accounts with Collective Signing Using Forward-Secure Multi-signature Scheme. - N. R. Sunitha; B. B. Amberker; Prashant Koulgi (ACIS-ICIS, 2008)

Forward-Secure Proxy Signature Scheme for Multiple Proxy Signers Using Bellare-Miner Scheme with Proxy Revocation. - N. R. Sunitha; B. B. Amberker (IAS, 2008)

Forward-Secure Multi-signatures. - N. R. Sunitha; B. B. Amberker (ICDCIT, 2008)

Proxy Re-signature Schemes. - N. R. Sunitha; B. B. Amberker (ICISS, 2008)

Tree-based key management scheme for heterogeneous sensor networks. - A. S. Poornima; B. B. Amberker (ICON, 2008)

A new method of verifying digital signatures in e-cheque processing. - N. R. Sunitha; B. B. Amberker (ICON, 2008)

A New Approach to Securing Broadcast Data in Sensor Networks. - A. S. Poornima; B. B. Amberker (ICYCS, 2008)

Authenticated Secure Group Communication using Broadcast Encryption Key Computation. - R. Aparna; B. B. Amberker (ITNG, 2008)

A Secure Group Key Management Scheme for Sensor Networks. - A. S. Poornima; B. B. Amberker (ITNG, 2008)

Distributed Key Management Technique for Reliable Secure Group Communication. - A. S. Poornima; B. B. Amberker (ITNG, 2008)

New group key computation technique for secure group communication. - R. Aparna; B. B. Amberker (PIMRC, 2008)

Forward-Secure Proxy Signature and Revocation Scheme for a Proxy Signer with Multiple Original Signers. - B. B. Amberker; N. R. Sunitha (SECRYPT, 2008)

An energy efficient deterministic key establishment scheme for clustered Wireless Sensor Networks. - A. S. Poornima; B. B. Amberker; Harihar Baburao Jadhav (HiPC, 2009)

Protocols for Secure Node-to-Cluster Head Communication in Clustered Wireless Sensor Networks. - A. S. Poornima; B. B. Amberker (IC3, 2009)

Analysis of Key Management Schemes for Secure Group Communication and Their Classification. - R. Aparna; B. B. Amberker (J. Comput. Inf. Technol., 2009)

Secure Watermarking Scheme for Color Image Using Intensity of Pixel and LSB Substitution - Nagaraj V. Dharwadkar; B. B. Amberker (CoRR, 2009)

Secure data collection in Sensor Networks using tree based key management scheme and secret sharing. - A. S. Poornima; B. B. Amberker; H. S. Likith Raj; S. Naveen Kumar; K. N. Pradeep; S. V. Ravithej (CISIM, 2010)

Proxy Re-signature Scheme That Translates One Type of Signature Scheme to Another Type of Signature Scheme. - N. R. Sunitha; B. B. Amberker (CNSA, 2010)

Estimating the embedding capacity of a color image using Color Difference. - Nagaraj V. Dharwadkar; B. B. Amberker (WOCN, 2010)

SEEDA: Secure end-to-end data aggregation in Wireless Sensor Networks. - A. S. Poornima; B. B. Amberker (WOCN, 2010)

An Efficient and Secured non blind Watermarking Scheme for Color Images using DWT and Arnold transform. - Nagaraj V. Dharwadkar; B. B. Amberker (Int. J. Comput., 2010)

Steganographic Scheme for Gray-Level Image Using Pixel Neighborhood and LSB Substitution. - Nagaraj V. Dharwadkar; B. B. Amberker (Int. J. Image Graph., 2010)

An improved reversible steganography scheme based on dual cover images. - Nagaraj V. Dharwadkar; B. B. Amberker (Int. J. Multim. Intell. Secur., 2010)

A key management scheme for secure group communication using binomial key trees. - R. Aparna; B. B. Amberker (Int. J. Netw. Manag., 2010)

Group key management scheme for simultaneous multiple groups with overlapped membership. - B. R. Purushothama; Bharat Amberker (COMSNETS, 2011)

Secure data collection using mobile data collector in clustered wireless sensor networks. - A. S. Poornima; B. B. Amberker (IET Wirel. Sens. Syst., 2011)

PERSEN: power-efficient logical ring based key management for clustered sensor networks. - A. S. Poornima; B. B. Amberker (Int. J. Sens. Networks, 2011)

An efficient scheme to handle bursty behavior in secure group communication using binomial key trees. - R. Aparna; B. B. Amberker (Secur. Commun. Networks, 2011)

Access control mechanisms for outsourced data in cloud. - B. R. Purushothama; Bharat Amberker (COMSNETS, 2012)

A DCT based reversible data embedding scheme for MPEG-4 video using HVS characteristics. - Sagar Gujjunoori; B. B. Amberker (ICVGIP, 2012)

Reversible Steganographic Scheme with High Embedding Capacity using Dual Cover Images. - Nagaraj V. Dharwadkar; B. B. Amberker (SECRYPT, 2012)

Publicly Auditable Provable Data Possession Scheme for Outsourced Data in the Public Cloud Using Polynomial Interpolation. - B. R. Purushothama; Bharat Amberker (SNDS, 2012)

Secure Group Key Management Scheme for Simultaneous Multiple Groups with Overlapped Memberships Using Binomial Key Tree. - B. R. Purushothama; Kusuma Shirisha; Bharat Amberker (SNDS, 2012)

Secure group key management scheme based on dual receiver cryptosystem. - B. R. Purushothama; B. B. Amberker (AsiaPKC@AsiaCCS, 2013)

Provable data possession scheme with constant proof size for outsourced data in public cloud. - B. R. Purushothama; B. B. Amberker (ICACCI, 2013)

BUSYEMBED: An HVS based reversible data embedding scheme for video using DCT. - Sagar Gujjunoori; B. B. Amberker (ICDP, 2013)

Dynamic Attribute Based Group Signature with Attribute Anonymity and Tracing in the Standard Model. - Syed Taqi Ali; B. B. Amberker (SPACE, 2013)

Short Attribute-Based Group Signature without Random Oracles with Attribute Anonymity. - Syed Taqi Ali; B. B. Amberker (SSCC, 2013)

Efficient Hierarchical Key Management Scheme Based on Polynomial Construction. - B. R. Purushothama; B. B. Amberker (SSCC, 2013)

Secure End-to-End Data Aggregation (SEEDA) Protocols for Wireless Sensor Networks. - A. S. Poornima; B. B. Amberker (Ad Hoc Sens. Wirel. Networks, 2013)

On the Security of Group-based Proxy Re-encryption Scheme. - B. R. Purushothama; B. B. Amberker (IACR Cryptol. ePrint Arch., 2013)

Key establishment protocols for secure communication in clustered sensor networks. - A. S. Poornima; B. B. Amberker (Int. J. Commun. Networks Distributed Syst., 2013)

Secure cloud storage service and limited proxy re-encryption for enforcing access control in public cloud. - B. R. Purushothama; B. Shrinath; B. B. Amberker (Int. J. Inf. Commun. Technol., 2013)

A dynamic constant size attribute-based group signature scheme with attribute anonymity. - Syed Taqi Ali; B. B. Amberker (Int. J. Inf. Priv. Secur. Integr., 2013)

Secure group key management scheme for simultaneous multiple groups with overlapped memberships using binomial key tree with new approach to key distribution and key computation. - B. R. Purushothama; B. B. Amberker (Int. J. Trust. Manag. Comput. Commun., 2013)

DCT based reversible data embedding for MPEG-4 video using HVS characteristics. - Sagar Gujjunoori; B. B. Amberker (J. Inf. Secur. Appl., 2013)

Secure group and multi-layer group communication schemes based on polynomial interpolation. - B. R. Purushothama; B. B. Amberker (Secur. Commun. Networks, 2013)

Dynamic attribute-based group signature with verifier-local revocation and backward unlinkability in the standard model. - Syed Taqi Ali; B. B. Amberker (Int. J. Appl. Cryptogr., 2014)

Attribute-based group signature without random oracles with attribute anonymity. - Syed Taqi Ali; B. B. Amberker (Int. J. Inf. Comput. Secur., 2014)

Reversible Data Embedding for MPEG-4 Video Using Middle Frequency DCT Coefficients. - Sagar Gujjunoori; B. B. Amberker (J. Inf. Hiding Multim. Signal Process., 2014)

Polynomial Construction and Non-tree Based Efficient Secure Group Key Management Scheme. - Byrapura Rangappa Purushothama; B. B. Amberker (SSCC, 2015)

Provably secure public key cryptosystem with limited number of encryptions for authorised sharing of outsourced data. - B. R. Purushothama; B. B. Amberker (Int. J. Cloud Comput., 2015)

Access control mechanisms for outsourced data in public cloud using polynomial interpolation and multilinear map. - B. R. Purushothama; B. B. Amberker (Int. J. Cloud Comput., 2017)

Traceable signatures using lattices. - Thakkalapally Preethi; Bharat Amberker (Int. Arab J. Inf. Technol., 2020)

Lattice-based group signature scheme without random oracle. - Thakkalapally Preethi; B. B. Amberker (Inf. Secur. J. A Glob. Perspect., 2020)

Dynamic group signature scheme using ideal lattices. - M. H. Abhilash; B. B. Amberker (Int. J. Inf. Comput. Secur., 2023)