IT親父の戯言

OP25B ? What is that ??

Postal mails are kind of secret. Is this true in Email, too ?

You've got mail ? Who is it from ??

IntroductionFreeBSD is a powerful and versatile open source operating system that is well suited for a variety of uses, ...

メール設定の最終章！

メールクライアントをつなぐには？

認証動かんじゃんかぁ？

dkim=fail それで？

Windows に Virus はつきものでしょ？

このメール信用できるの？