2 papers
cs.IT2021
Communication-Efficient LDPC Code Design for Data Availability Oracle in Side Blockchains
Debarnab Mitra, Lev Tauz, Lara Dolecek
A popular method of improving the throughput of blockchain systems is by running smaller side blockchains that push the hashes of their blocks onto a trusted blockchain. Side block…
cs.IT2020
Concentrated Stopping Set Design for Coded Merkle Tree: Improving Security Against Data Availability Attacks in Blockchain Systems
Debarnab Mitra, Lev Tauz, Lara Dolecek
In certain blockchain systems, light nodes are clients that download only a small portion of the block. Light nodes are vulnerable to data availability (DA) attacks where a malicio…