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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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March 25, 2017 Stu Sjouwerman

Does DoubleAgent Turn Antivirus Into Malware? We Are Calling BS On That.

It was all over the press. Initially reported by Bleepingcomputer and picked up by sites like Endgadget, they all went gaga over a new technique that allows the bad guys to take over your ...

March 25, 2017 Stu Sjouwerman

Ransomware Is Skyrocketing, But Where Are All The Breach Reports?

More than 4,000 ransomware attacks occur daily and healthcare is the largest target. However, despite disclosure requirements and the risk of late or no HIPAA notification at all, breach ...

March 23, 2017 Stu Sjouwerman

Who Were The Two Big US Tech Companies That Lost $100 Million In CEO Fraud?

4/28/2017 UPDATE: Facebook and Google confirmed as victims of $100M phishing scam. Story at The Verge. In an update on an earlier post of April 2016, more detail came known about this ...

March 18, 2017 Stu Sjouwerman

Mandiant M-Trends 2017: "Cybercrime Skills Now On Par With Nation States"

There was some good news reported in Mandiant's M-Trends 2017 report, but this was heavily outweighed by a lot of very bad news. Mandiant, which is a Fireye company, found that in 2016 ...

March 18, 2017 Stu Sjouwerman

A Single Spear Phishing Click Caused The Yahoo Data Breach

A single click was all it took to launch one of the biggest data breaches ever. One mistaken click. That's all it took for a Canadian hacker aligned with rogue Russian FSB spies to gain ...

March 18, 2017 Stu Sjouwerman

Scam Of The Week: New FBI and IRS Alerts Against W-2 Phishing

There is a wave of W-2 phishing attacks going on. We see these coming in through thousands of reported scam attempts via our Phishing Alert Button. The FBI and the IRS have repeatedly ...

March 16, 2017 Stu Sjouwerman

Petya MFT Ransomware Returns, Wrapped In Extra Nastiness

Kasperky researchers discovered a new variant of last year's Petya Master File Table (MFT) ransomware, with "new and improved" crypto and ransomware models. Remember, MFT ransomware only ...

March 14, 2017 Stu Sjouwerman

CyberheistNews Vol 7 #11 [ALERT] New Ransomware Phishing Scheme Lets Wannabe Cybercrims In For Nothing...

CyberheistNews | KnowBe4

March 14, 2017 Stu Sjouwerman

Verizon Wanted A 925 Million Discount Because Of Yahoo Hacking. CEO Mayer gets 23 Million Parachute

A newly filed Schedule A proxy statement at the Securities and Exchange Commission shows that Verizon requested a discount of 925 million dollar off the original 4.83 billion purchase ...

March 11, 2017 Stu Sjouwerman

SEC Phishing Emails Target Execs For Inside Info

A sophisticated phishing attack is trying to get confidential corporate information. Bad guys are sending spoofed emails claiming to be from the Security and Exchange Commission, and ...

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