$ diff -c server.js.orig server.js *** server.js.orig 2015-04-27 07:21:51.000000000 +0900 --- server.js 2015-05-29 20:18:40.000000000 +0900 *************** *** 35,41 **** server = require("https"); server = server.createServer({ key: fs.readFileSync(https.key), ! cert: fs.readFileSync(https.certificate) }, app).listen(port, host) } --- 35,43 ---- server = require("https"); server = server.createServer({ key: fs.readFileSync(https.key), ! cert: fs.readFileSync(https.certificate), ! requestCert: true, ! rejectUnauthorized: true }, app).listen(port, host) }