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KnowBe4 Blog

Keeping you informed. Keeping you aware.
Stay on top of the latest in human and agent security including social and prompt engineering, ransomware and phishing attacks.

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September 23, 2019 Stu Sjouwerman

The Emotet Trojan Botnet is Back in Business

The Emotet botnet is up and running again after four months of inactivity, according to Ars Technica. Multiple security firms have reported seeing phishing emails delivering the malware ...

September 23, 2019 Stu Sjouwerman

Massive phishing wave of account hijacks hits YouTube creators

Over the past few days, a massive wave of account hijacks has hit YouTube users, and especially creators in the auto-tuning and car review community, a ZDNet investigation discovered ...

September 19, 2019 Stu Sjouwerman

PDF Phishing Attacks Using Microsoft OneDrive Surge Nearly 200%

Scammers use a mixture of familiar brand, unsuspecting users, legitimate document types and locations, and credential harvesting in this attack aimed at getting into your Office 365.

September 19, 2019 Stu Sjouwerman

CEO Fraud Attacks Now Use Deepfake Audio and AI to Mimic Executives Over the Phone

While deepfake video gets most of the attention on social media, it’s deepfake audio that is quickly becoming the cybercriminal’s tools of choice for committing fraud.

September 19, 2019 Stu Sjouwerman

In the Hot Seat: Three Experts Tackle 10 Critical Security Awareness Issues

Three experts. 10 hot topics. Sixty minutes. What happens when you lock highly opinionated security awareness experts in a room with a microphone and a list of top security issues facing ...

September 19, 2019 Stu Sjouwerman

Amazon Phishing Scam in Progress

HackRead has come across a phishing scam that’s trying to trick Amazon customers into handing over their account credentials, personal information, and financial details. The phishing ...

September 18, 2019 Stu Sjouwerman

The U.S. Cybersecurity and Infrastructure Security Agency Lays Out Strategic Vision and Priorities in the Wake of Texas Ransomware Attacks.

This new document, entitled Strategic Intent highlights ways to “defend today, secure tomorrow” and comes out as the CISA director admits that ransomware is “only getting worse.”

September 18, 2019 Stu Sjouwerman

Microsoft Remains the Most Impersonated Brand in Phishing Attacks, with Facebook Phishing Surging

For the fifth quarter in a row, Microsoft is the favorite domain of choice for scammers using phishing attacks to lure their victims into clicking on malicious content.

September 18, 2019 Stu Sjouwerman

Advice For Women: "Breaking Into the InfoSec Business"

KnowBe4’s Senior Vice President of Cyber Operations Rosa Smothers was recently interviewed on the CyberWire’s Daily Podcast, where she discussed her background working for the CIA and ...

September 18, 2019 Stu Sjouwerman

18 Months, 61 Billion Credential-Stuffing Attacks

Akamai observed 61 billion credential stuffing attacks between January 2018 and June 2019, according to Computer Business Review. In a new report on Internet security, Akamai researchers ...

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