In many organizations, permissioned blockchain networks are currently transitioning from a
proof-of-concept stage to production use. A crucial part of this transition is ensuring …

Blockchain technology has recently gained high popularity in data security, primarily to
mitigate against data breach and manipulation. Since its inception in 2008, it has been …

In these last years, Blockchain technologies have been widely used in several application
fields to improve data privacy and trustworthiness and security of systems. Although the …

Due to their specific features, blockchains have become popular in recent years.
Blockchains are layered systems where security is a critical factor for their success. The …

Anomaly detection tools play a role of paramount importance in protecting networks and
systems from unforeseen attacks, usually by automatically recognizing and filtering out …

While the blockchain technology provides strong cryptographic protection on the ledger and
the system operations, the underlying blockchain networking remains vulnerable due to …

Anomaly detection tools play a role of paramount importance in protecting networks and
systems from unforeseen attacks, usually by automatically recognizing and filtering out …

Anomaly detection tools play a role of paramount importance in protecting networks and
systems from unforeseen attacks, usually by automatically recognizing and filtering out …

Over the past decade, blockchain technology has attracted a huge attention from both
industry and academia because it can be integrated with a large number of everyday …

In this paper, we take a closer look at the attack surface of permissioned blockchains by
focusing on Hyperledger Fabric and present scenarios where the assumptions of trust could …