Everything RedTeam Monitor has reported about email security: 4 stories, newest first. Part of our Cyber Attacks coverage.
Small businesses face disproportionate risk from Exchange flaws because attackers exploit the gap between public internet exposure and limited internal patching capacity.
Email filtering fails when teams deploy rules before establishing baseline traffic patterns, causing legitimate mail to vanish without warning.
Misconfigured DMARC policies often fail to stop sophisticated brand impersonation attacks because administrators ignore DNS spoofing risks in monitoring data.
Small teams can block most impersonation attempts by publishing a single text record in their DNS zone, requiring no new software or hardware purchases.