Security | Threat Detection | Cyberattacks | DevSecOps | Compliance

Introducing LimaCharlie Email Security: One Phish, Start to Finish

Oct 5, 2026 By LimaCharlie In LimaCharlie
Introducing LimaCharlie Email Security. It connects to Microsoft 365 or Google Workspace through the provider's API, with no MX change and nothing in the delivery path, and shows the signals behind its verdicts. This walkthrough follows one malicious email from its 94/100 verdict through how the score compounds, a benign contrast with its measured processing timeline, the evidence, link analysis, response at the provider, hunting across the organization, groups and campaigns, user reports, the rule that caught it, policy, and email as telemetry for detection and response rules.
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knowbe4

Threat Actors Abuse Trusted Accounts and Internal Tools to Launch Convincing BEC Attacks

Oct 5, 2026 By KnowBe4 Team In KnowBe4
Attackers are continually finding new ways to refine business email compromise (BEC) attacks, according to Douglas McKee, Director of Vulnerability Intelligence at Rapid7. When attackers compromise trusted tools and accounts, they can manipulate victims’ view of reality. One way attackers can achieve this is through what McKee calls “calendar warfare,” in which attackers use calendar meetings to trick users into falling for attacks.
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LimaCharlie

Announcing LimaCharlie Email Security: Natively Integrated Into Your SecOps Stack

Oct 5, 2026 By LimaCharlie In LimaCharlie
Co-founder & CCO LimaCharlie Email Security is generally available today. It protects Microsoft 365 and Google Workspace mailboxes from inside the same tenant, permission model, and data lake as the rest of LimaCharlie. A phishing email and the endpoint activity it causes can now be detected, investigated, and remediated in one place.
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knowbe4

What Microsoft's Latest Email Benchmark Proves About Defense-in-Depth

Sep 25, 2026 By Haylea Reiner, MBA In KnowBe4
Let’s face it: inertia is often the most common yet most dangerous adversary when it comes to acquiring new technology, especially in cybersecurity. There is still a persistent assumption across many organizations that email security architecture that worked three years ago is still good enough for today’s threat landscape. Even when security teams suspect gaps, the friction of evaluating, procuring and operationalizing new technology creates a massive organizational bottleneck.
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Internxt

How to Make a New Email Address for Secure, Encrypted Messages

Sep 24, 2026 By Nathan James Turner In Internxt
Making a new email address only takes a few minutes. But when creating a new email account, it's worth considering more than just how easy it is to sign up. Your email provider can determine how your messages, attachments, and personal information are protected. This is why Internxt has added Internxt Mail to join its private cloud storage solution, VPN, and other products to guarantee your privacy online with end-to-end encryption.
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knowbe4

Sophisticated Phishing Operation Continues to Thrive Following FBI Takedown

Sep 24, 2026 By KnowBe4 Team In KnowBe4
China-based cybercriminals are using a sophisticated phishing-as-a-service platform called the “Outsider Phishing Kit” to launch massive phishing campaigns around the world, according to researchers at Group-IB. “The scale of this operation is staggering,” the researchers write. “From December 2025 to May 2026, Group-IB has identified over 100,000 phishing pages targeting 54+ countries, leveraging 267 (and growing) phishing templates.
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