ransomware

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Australian Government Agency Recommends DMARC, DKIM, and SPF

In July the Australian Signals Directorate, part of the Department of Defence, and the Australian Cyber Security Centre issued a report for IT professionals titled, Malicious Email Mitigation Strategies. The report recommends the most effective methods of protecting organizations from email-borne attacks, and includes deploying DKIM, DMARC, and SPF. Furthermore it recommends using DMARC with […]

Bad Actors: Please Adopt Email Authentication

A recent Trend Micro blog post suggests that the bad actors behind a current ransomware campaign are using email authentication and DMARC to make their messages more effective. One online article citing the post even includes a headline that incorrectly suggests that DMARC somehow enables the malware to bypass filters – which it assuredly does […]