Up to 50% Off on Your First Month

Subscribe by April 30th with a credit card and save big!

Sale bannerSale banner

Last updated on January 1, 1970

1 min read

Method eth_sign Arbitrum (ARB)
connect with WS protocol

eth_sign

info-circle-fill

The sign method calculates an Ethereum specific signature withsign(keccak256(\x19Ethereum Signed Message\n + len(message) +message))).By adding a prefix to the message makes the calculated signaturerecognisable as an Ethereum specific signature. This prevents misusewhere a malicious DApp can sign arbitrary data (e.g. transaction) anduse the signature to impersonate the victim.Note the address to sign with must be unlocked.

Parameters

DATA - string

address.

DATA - string

message to sign.

Request

wscat -c wss://arbitrum.getblock.io/YOUR-API-KEY/mainnet/ 
# wait for connection and send the request body 
{"jsonrpc": "2.0",
"method": "eth_sign",
"params": ["0x9b956e3d318625be2686ae7268d81777c462d41f", "0xdeadbeaf"],
"id": "getblock.io"}

Response

{
    "error": {
        "code": -32000,
        "message": "unknown account"
    },
    "id": "getblock.io",
    "jsonrpc": "2.0"
}