email security
Gmail’s end-to-end encryption comes to mobile, no extra apps required
Google has expanded Gmail client-side encryption to Android and iOS devices, allowing users to engage with their organization’s most sensitive data on mobile devices while …
How Mimecast brings enterprise-grade email protection to API deployment
In this Help Net Security video, Andrew Williams, Senior Product Manager at Mimecast, walks through the company’s API-based email security protection for Microsoft 365 …
Mimecast makes enterprise email security deployable in minutes
Most organizations running Microsoft 365 rely on native email controls as their primary line of defense. According to Mimecast research, 38% of organizations depend …
AWS Security Hub Extended brings enterprise security under one roof
AWS Security Hub Extended is a plan within Security Hub that simplifies how customers procure, deploy, and integrate a full-stack enterprise security solution across endpoint, …
AI is driving a new kind of phishing at scale
Email remains a primary entry point for attackers, and security teams continue to manage high volumes of malicious messages that change form across campaigns. Attackers …
Cisco fixes AsyncOS vulnerability exploited in zero-day attacks (CVE-2025-20393)
Cisco has finally shipped security updates for its Email Security Gateway and Secure Email and Web Manager devices, which fix CVE-2025-20393, a vulnerability in the …
What security teams miss in email attacks
Email remains the most common entry point for attackers. This article examines how phishing, impersonation, and account takeover continue to drive email breaches and expose …
Cisco email security appliances rooted and backdoored via still unpatched zero-day
A suspected Chinese-nexus threat group has been compromising Cisco email security devices and planting backdoors and log-purging tools on them since at least late November …
Email blind spots are back to bite security teams
The threat landscape is forcing CISOs to rethink what they consider normal. The latest Cybersecurity Report 2026 by Hornetsecurity, based on analysis of more than 70 billion …
Humans built the problem, AI just scaled it
Information moves across cloud platforms, personal devices, and AI tools, often faster than security teams can track it. Proofpoint’s 2025 Data Security Landscape report shows …
CISA and partners take action as Microsoft Exchange security risks mount
In partnership with international cybersecurity agencies, the US Cybersecurity and Infrastructure Security Agency (CISA) and the National Security Agency (NSA) outlined …
Email breaches are the silent killers of business growth
78% of organizations were hit by an email breach in the past 12 months, according to the Email Security Breach Report 2025 by Barracuda. Phishing, impersonation, and account …
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