EigenDA

With the additional security feature, EigenLayer aims to protect the service it offers while guaranteeing its availability to all clients.

EigenLayer has implemented an additional security feature for its EigenDA data availability service on the Ethereum mainnet to prevent Sybil and distributed denial of service attacks. 

According to an X post from EigenDA, the whitelist security measure utilizes either an internet protocol address or Ethereum's elliptic curve digital signature algorithm (ECDSA) authentication to ensure enhanced protection and secure access to the service.

ECDSA authentication is a cryptographic method for verifying the identity of a user, device or system. It is based on the principles of public-key cryptography and uses elliptic curve cryptography to ensure secure authentication.

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