email security

Threat actors are flooding employees’ inboxes with spam and then contacting them on Microsoft Teams as IT support, offering to fix the problem they created, Arctic Wolf has …

Fortinet rolled out security hardening updates for FortiOS, FortiManager, FortiAnalyzer, FortiMail, and FortiAuthenticator last week, but is keeping the details about the …

An attacker who spent ten weeks replaying stolen Microsoft 365 sign-in sessions broke into email accounts at 79 organizations and used hidden inbox rules to keep victims from …

There has been a sharp escalation in attacks that use malicious calendar invites to reach targets, email security providers Check Point and Sublime Security have warned. …

SimpleLogin is an email alias service from Proton that forwards messages to an existing mailbox. Users create addresses for registrations, purchases, and correspondence, …

Scamwise is a free scam-checking service from Savi that examines suspicious messages, emails, websites, phone numbers, images, and real-world situations for signs of fraud. …

Attackers have leveraged a zero-day SQL injection vulnerability (CVE-2026-76461) to compromise Cisco Secure Email Gateway appliances, Cisco confirmed on Monday. The …

At least 274 internet-facing Zimbra instances have been compromised by unknown attackers via CVE-2026-73570, the Shadowserver Foundation shared on Monday. About CVE-2026-73570 …

Here’s an uncomfortable truth: the attack that gets you won’t look like an attack. It’ll look like a normal login, a normal file share, a normal permission …

Guardio Mobile Security brings several protection features to iPhone and Android, allowing users to monitor exposed personal information, identify phishing attempts, and …

Getting a verified logo to appear next to your email has traditionally meant having to work with two separate entities. You have to work with a DMARC partner for setting up …

Synology has has fixed critical vulnerabilities in MailPlus Server, a software package used to run private email infrastructure on Synology NAS devices. The security update …