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SPF
Trends
- 1A guide to setting up SPF, DKIM, and DMARC●How to set up SPF, DKIM, and DMARC for your sending domain
A new tutorial walks through configuring SPF, DKIM, and DMARC authentication for an email sending domain, the three standards used to stop spoofing and improve deliverability. It covers DNS records setup and policy enforcement. The topic keeps drawing attention as major providers tighten requirements on senders that lack proper email authentication.
- 2RFC 5709 on OSPF HMAC-SHA authentication revisited●RFC 5709 defining HMAC-SHA cryptographic authentication for the OSPF protocol was published in October 2009 https:// cro
RFC 5709, published in October 2009, defines how OSPF routing protocol messages are authenticated using the HMAC-SHA cryptographic scheme. Networking commentary is revisiting the standard and explaining how cryptographic authentication works for OSPFv2, highlighting its role in securing routing infrastructure against spoofed route advertisements.
- 3New York stocks fall again, down $131, on fears of prolonged Fed tightening●艦長がもし亜人ではなかったら、NYについてどう思ったでしょうか NY株続落、131ドル安 米金融引き締め長期化を懸念 https://www. sankei.com/article/20260930-ZF F3INT5ZNI7PN5FSPF
New York stocks fell for a second straight session, with the market dropping $131 as investors grew concerned that the US Federal Reserve's monetary tightening could last longer than expected. Japanese media reported the decline, and the news circulated among Japanese-language readers online, prompting commentary and jokes alongside serious discussion of what extended higher interest rates would mean for global markets.