SPAM con Gmail

misc

よくできた mail がきてたんだけど SPAM なので返信するなよ ?

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X-Sender が以下のようになってて杜撰だなぁと思った。

X-Sender: zkakjs@rgdfsddrf.co

ちなみに Google 社はほとんどの mail を自動的に生成、送信されるみたいなので X-Sender はそもそも付加されない。いやまぁ中の人とやり取りする場合はしらんけど。