What DMARC Protects You From, and What It Does Not
(news.ycombinator.com)
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PCI DSS DMARC Requirement: What Section 5.4.1 Requires
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Show HN: E2a – Open-source email gateway for AI agents
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Robinhood account creation flaw abused to send phishing emails
(bleepingcomputer.com)
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Ask HN: Gmail spam filtering suddenly marking everything as spam?
(news.ycombinator.com)
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Show HN: VaultSandbox – Test your real MailGun/SES/etc. integration
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Self-hosting email like it's 1984
(news.ycombinator.com)
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Google spoofed via DKIM replay attack: A technical breakdown
(news.ycombinator.com)