package cloudflare import ( "crypto/rand" "encoding/hex" "time" ) func GenerateRandomAndroidSerial() (string, error) { serial := make([]byte, 8) if _, err := rand.Read(serial); err != nil { return "", err } return hex.EncodeToString(serial), nil } func TimeAsCfString(t time.Time) string { return t.Format("2006-01-02T15:04:05.000-07:00") }