io.ktor.http.auth / AuthScheme / Digest

Digest

const val Digest: String

Digest Authentication described in the RFC-2069:

HA1 = MD5("$username:$realm:$password") // What's usually stored
HA2 = MD5("$method:$digestURI")
response = MD5("$HA1:$nonce:$HA2") // The client and the server sends and checks this.

see https://tools.ietf.org/html/rfc2069