Daily DMARC News
  • Home
  • Posts
  • Excello Mail ↗
  • EN
  • ES
  • PT

All Posts

Every post we’ve published — newest first.

News on this site is aggregated and summarized automatically from public industry sources. Occasional inaccuracies are possible and always unintentional — if you spot one, we’ll gladly correct or remove it. Report an issue.

  • July 8, 2026 5 min read

    Trusted by Design: How Stolen AWS Keys Turn Amazon SES Into an Authenticated Phishing Weapon

    Two independent research teams have now mapped the same attack pipeline from different angles. Kaspersky’s Securelist group documented a sharp rise in phishing and business email compromise campaigns abusing Amazon …

  • July 7, 2026 4 min read

    Seven Fake Domains, One RedLine Trail: The Maritime BEC Campaign That Shows What DMARC Cannot See

    A single command-and-control address tied to the RedLine infostealer, flagged on a non-standard high port, turned out to be the loose thread that unraveled an entire phishing operation. Researchers pivoting off that one …

  • July 6, 2026 4 min read

    97% of India's Fortune 100 Have a DMARC Record. 41% Still Have Not Enforced It.

    Proofpoint published new research this week on the state of email authentication among India’s Fortune 100 companies, and the headline number cuts against the usual narrative. Adoption is not the problem. …

  • July 5, 2026 4 min read

    A Spoofed Legal Email, a Fake Mimecast Folder, and CrownX Ransomware: Inside the Avalon Framework

    Researchers at Blackpoint Cyber’s Adversary Pursuit Group have published details on a previously undocumented malware framework they are calling Avalon, a modular toolkit that bundles credential theft, lateral …

  • July 4, 2026 5 min read

    Apple's Hide My Email Has Been Broken for a Year: What Address Privacy Failures Teach Us About Domain Security

    Apple’s Hide My Email is one of the more quietly popular privacy features in iCloud+. Type your Apple ID into a sign-up form, tap Hide My Email instead, and Apple generates a random alias, something like …

  • July 3, 2026 5 min read

    81 Million Login Attempts, 78 Compromised Accounts: The Azure CLI Attack That Slipped Past MFA

    Between June 12 and June 26, an automated attacker made more than 81 million login attempts against Microsoft 365 accounts monitored by the security firm Huntress. The traffic came from IPv6 address space registered to …

  • July 2, 2026 4 min read

    The FBI's 2025 Crime Report: Phishing Volume Barely Moved. Losses Grew 208% Anyway.

    The FBI’s Internet Crime Complaint Center (IC3) released its 2025 Internet Crime Report in April, marking 25 years of tracking reported cybercrime in the United States. The topline number is stark on its own: …

  • July 1, 2026 5 min read

    Authentication Laundering: How Hijacked Calendly Accounts Passed SPF, DKIM, and DMARC to Hit Hotels

    On June 25, 2026, Microsoft’s threat intelligence team published details of a phishing campaign that has been running against hotels across Europe and Asia since April. The lure is ordinary: a ZIP file named …

  • June 29, 2026 7 min read

    The NIS2 Audit Deadline Is Tomorrow. Here Is What Your Auditor Will Check About Your Email.

    Tomorrow, June 30, 2026, Essential Entities across the European Union face the first formal compliance audit under the Network and Information Security Directive 2. If your organization operates in energy, transport, …

  • June 28, 2026 6 min read

    CVE-2025-59419: When Your Email Infrastructure Becomes the Forger

    DMARC has earned its place as the cornerstone of domain-level email authentication. Set your policy to p=reject, align your SPF and DKIM records correctly, and the vast majority of external spoofing attempts that abuse …

  • June 27, 2026 7 min read

    CVE-2026-4020: The WordPress Email Plugin That Gives Attackers Your DMARC Authorization

    A vulnerability disclosed in June 2026 in the Gravity SMTP WordPress plugin illustrates a category of email security failure that DMARC was never designed to address. CVE-2026-4020 is an unauthenticated information …

  • June 26, 2026 6 min read

    Google's June 2026 Fraud Advisory: AI Scams Grew 1,210% and Email Authentication Is Still the Foundation

    Google published its June 2026 fraud and scams advisory this month, drawing on data from the NASDAQ Global Financial Crime Report and its own threat intelligence teams. The headline numbers are significant: global fraud …

  • ««
  • «
  • 8
  • 9
  • 10
  • 11
  • 12
  • »
  • »»
Daily DMARC News

Daily news, analysis, and guidance on DMARC and email security.

Explore

  • Home
  • All posts
  • RSS feed

From the team

  • Excello Mail ↗
  • About
  • Contact
© 2026 Daily DMARC News. All rights reserved. From the team at Excello Mail.