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A2L: Anonymous Atomic Locks for Scalability and Interoperability in Payment Channel Hubs
blockchain mixing bitcoin
2019/5/31
The striking growth in cryptocurrencies is revealing several scalability issues that go beyond the growing size of the blockchain. Payment channel hubs (PCHs) constitute a promising scalability soluti...
Everybody's a Target: Scalability in Public-Key Encryption
public-key cryptography key encapsulation, mass surveillance elliptic-curve cryptography (ECC)
2019/4/10
For 1≤m≤n1≤m≤n, we consider a natural mm-out-of-nn multi-instance scenario for a public-key encryption (PKE) scheme. An adversary, given nn independent instances of PKE, wins if he breaks at least mm ...
SoK: A Taxonomy for Layer-2 Scalability Related Protocols for Cryptocurrencies
cryptographic protocols electronic commerce and payment blockchain
2019/4/3
Blockchain based systems, in particular cryptocurrencies, face a serious limitation: scalability. This holds, especially, in terms of number of transactions per second. Several alternatives are curren...
A Revocable Group Signature Scheme with Scalability from Simple Assumptions and Its Application to Identity Management
Group Signatures Anonymity Revocation
2019/1/26
Group signatures are signatures providing signer anonymity where signers can produce signatures on behalf of the group that they belong to. Although such anonymity is quite attractive considering priv...
Scalability and Security Conict for RFID Authentication Protocols
Scalability Security Conict RFID Authentication Protocols
2010/1/18
Many RFID authentication protocols have been proposed to
preserve security and privacy. Nevertheless, most of these protocols are
analyzed and it is shown that they can not provide security against ...