KnowBe4 Blog

HR Phishing Tactics: Why 'Urgent Payroll Update' Emails Are a Trap

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 the KnowBe4 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

Social Engineering Attacks Surged in the First Half of 2025

Cybersecurity incidents nearly tripled in the first half of 2025, jumping from 6% in the second half of 2024 to 17% in 2025, according to a new report from LevelBlue.

ClickFix Social Engineering is Becoming More Popular

ClickFix attacks have been around for decades; only the name is new.

CyberheistNews Vol 15 #31 [Heads Up] Malicious M365 Connectors Put 300M Accounts at Risk

FBI Issues Guidance on Thwarting North Korea’s Fraudulent IT Schemes

The FBI has issued an advisory warning that North Korean IT workers continue to seek fraudulent employment at Western companies.