email security
Apple is bringing Hide My Email and Sign in with Apple under one domain
Apple will unify the email domains used by Sign in with Apple and iCloud+ Hide My Email under a shared domain, private.icloud.com, later this summer. Hide My Email is a …
Proxmox releases Mail Gateway 9.1 with quarantine and backup encryption changes
Proxmox Mail Gateway 9.1 adds updated system components, changes to the spam quarantine interface, and encryption for backups. It works as a mail proxy positioned between the …
Proton Mail brings quantum-safe email encryption to all accounts
Post-quantum protection is now available as an optional feature in Proton Mail across all plans, including the free tier. How post-quantum protection works Once enabled, …
The Exchange Online security controls organizations keep getting wrong
In this Help Net Security interview, Scott Schnoll, Microsoft MVP for Exchange, breaks down the Shared Responsibility Model, where Microsoft secures the cloud while …
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 …
Featured news
Resources
Don't miss
- Law enforcement hits SocGholish: 106 servers down, 15,000 sites cleaned
- 74,000 Fortinet firewall credentials exposed in FortiBleed data leak
- GentleKiller targets more than 400 security processes across 48 products
- Securing digital keys when your phone unlocks the car
- How security teams are getting credential visibility into developer endpoints