activity
20152021
most citedStrongChain: Transparent and Collaborative Proof-of-Work Consensus

25 citations · 34 across the 8 of their papers we have counts for

collaborators

25 papers

cs.NI2021

Reinshard: An optimally sharded dual-blockchain for concurrency resolution

Vishal Sharma, Zengpeng Li, Pawel Szalachowski +2

Decentralized control, low-complexity, flexible and efficient communications are the requirements of an architecture that aims to scale blockchains beyond the current state. Such p…

cs.CR20211 cited

Post-Quantum VRF and its Applications in Future-Proof Blockchain System

Zengpeng Li, Teik Guan Tan, Pawel Szalachowski +2

A verifiable random function (VRF in short) is a powerful pseudo-random function that provides a non-interactively public verifiable proof for the correctness of its output. Recent…

cs.CR2021

Accountable Fine-grained Blockchain Rewriting in the Permissionless Setting

Yangguang Tian, Bowen Liu, Yingjiu Li +2

Blockchain rewriting with fine-grained access control allows a user to create a transaction associated with a set of attributes, while another user (or modifier) who possesses enou…

cs.NI2020

Securing Password Authentication for Web-based Applications

Teik Guan Tan, Pawel Szalachowski, Jianying Zhou

The use of passwords and the need to protect passwords are not going away. The majority of websites that require authentication continue to support password authentication. Even hi…

cs.CR2020

Exploring HTTPS Security Inconsistencies: A Cross-Regional Perspective

Eman Salem Alashwali, Pawel Szalachowski, Andrew Martin

If two or more identical HTTPS clients, located at different geographic locations (regions), make an HTTPS request to the same domain (e.g. example.com), on the same day, will they…

cs.CR2020

Decentralized Lightweight Detection of Eclipse Attacks on Bitcoin Clients

Bithin Alangot, Daniel Reijsbergen, Sarad Venugopalan +1

Clients of permissionless blockchain systems, like Bitcoin, rely on an underlying peer-to-peer network to send and receive transactions. It is critical that a client is connected t…