LinuxSecurity.com

You've probably trained your team to look for red flags. Odd sender names, urgent language, mismatched links. But a well-crafted spoofed email won't trip any of those wires. It looks legitimate, sounds legitimate, and often comes from a domain that passes every automated check you throw at it.

Template email is more than a design tool in the campaign of consistent communication; it also has a hidden danger.

Email threats have long outgrown spamming and obvious phishing. Attackers now exploit trust itself. They impersonate internal users, hijack legitimate threads, and abuse misconfigured configurations. Defenses like perimeter filtering or static rules are not adequate any longer. A Zero Trust model redefines the issue by eliminating implicit trust at all phases of email processing. This shift is especially important in modern Linux mail environments where services are often modular, network-exp...

QR codes were originally designed for industrial logistics. They were optimized for efficiency, not security. In recent years, they have become embedded across enterprise workflows, authentication flows, ticketing systems, packaging, and internal documentation systems. That expansion has created a new attack surface.

Suspicious emails rarely confess in the body. The clues live in headers, MIME parts, and tiny inconsistencies between what a message claims and what it actually delivers. If your team can read those signals quickly—and connect them to the attachment—you’ll cut off credential theft, loaders, and ransomware without slowing operations.

A threat report names an address in your server logs. Should you block it?

Users who can read logs or create Kubernetes resources could obtain Google Cloud credentials they are not allowed to read directly, according to two new reports.

Vim has patched two flaws that could let a malicious file run commands as a user reads or edits it.

An attacker-written template can run commands on a web server under the conditions in an expanded Handlebars advisory.

An attacker rarely begins with code. A search engine is where the work starts.

An attacker could log in as another user without passing the password or signature checks meant to stop them.

You do not have to run an untrusted program for it to become dangerous.

A local user with no write permission changed a root-owned file's contents in a published XFS demonstration.

An unauthenticated visitor could make an affected WordPress site permanently delete content already in its trash by submitting a public form.