local base64_encode = require"util.encodings".base64.encode; local random_bytes = require"util.random".bytes; local b64url = { ["+"] = "-", ["/"] = "_", ["="] = "" }; local function random_resource() return base64_encode(random_bytes(8)):gsub("[+/=]", b64url); end module:hook("pre-resource-bind", function (event) event.resource = random_resource(); end);