KnowBe4 Blog

CyberheistNews Vol 15 #34 [Watch Out] That Urgent Payroll Update Alert? It's a Phishing Attack

The Technical Sophistication Behind the "Free" Gift Scam: Evading Detection

Below is an example of a sophisticated survey scam phishing email that KnowBe4’s Threat Lab team has been monitoring as discussed in “The Hidden Cost of "Free" Gifts: How Survey Scams Are ...

Phishing Attacks Target Brokerage Accounts to Manipulate Stock Prices

Professional phishing groups are targeting customers of brokerage firms in order to manipulate stock prices, KrebsOnSecurity reports. The attackers use a technique called “ramp and dump” ...

The Attacker’s Playbook: A Technical Analysis of Quishing and Encrypted SVG Payloads Used in HR Impersonation Phishing Attacks

In this series, we first explored the psychology that makes HR phishing so effective, then showcased the real-world lures attackers use to trick your employees. Now, we’re going under the ...

That ‘Urgent Payroll Update’ Email is a Trap: A Look at the Latest HR Phishing Tactics

Phishing attacks impersonating HR are on the rise. Between January 1 – March 31, 2025, our Threat Lab team observed a 120%surge in these attacks reported via our PhishER product versus ...

Cybersecurity Human Resources Risk: Why HR Is Targeted

We all trust HR - or at least we do when we think they’re emailing us! Data from KnowBe4’s HRM+ platform reveals that phishing simulations with internal subject lines dominate the list of ...

North Korean Threat Actor Delivers Ransomware Via Phishing Emails

The North Korean threat actor ScarCruft has incorporated ransomware into its arsenal, according to researchers at South Korean security firm S2W.

CyberheistNews Vol 15 #33 [Beware] When Your AI Helper Becomes a Hacker's Dream Tool

Alert: Tech Support Scammers Send Phony Podcast Invites

The Better Business Bureau (BBB) has warned that scammers are targeting high-profile employees and influencers with fake invitations to appear as a guest on popular celebrity podcasts.

CyberheistNews Vol 15 #32 How Hackers Exploit Microsoft Teams in Social Engineering Attacks