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KnowBe4 Blog

Phishing

Learn about current phishing techniques, notable campaigns and attacks, what to watch out for 'in the wild', and more.

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August 12, 2019 Stu Sjouwerman

Three Lessons from a Recent MegaCortex Ransomware Phishing Attack

The MegaCortex strain of ransomware has been used in criminal campaigns targeting businesses as opposed to private individuals. The QuickBooks cloud-hosting firm iNSYNQ, has sustained ...

August 10, 2019 Stu Sjouwerman

Varieties of Extortion Experience

We are all familiar with ransomware and its increasingly dangerous cousin, wiper malware. The first encrypts your files and demands ransom payments in exchange for the decryption key. The ...

August 9, 2019 Stu Sjouwerman

Business Email Compromise Doubles in Incidents and Triples in Cost

The latest data from the U.S. government’s Financial Crimes Enforcement Network (FinCEN) shows fraud via business email is changing tactics and becoming more effective.

August 9, 2019 Stu Sjouwerman

Email Attacks are Having A Major Impact on Business with Employees Seen as a Major Weak Link

With 82% of organizations facing an attempted email-based security threat in the past year, the impacts of these attacks are material and potentially harmful to the organization.

August 9, 2019 Stu Sjouwerman

CEO Fraud hits B.C. lawyers for $2 million

Two B.C. law firms were targets of so-called social engineering frauds causing almost $2 million in real estate and investment funds to be wired to people other than clients the firms ...

August 8, 2019 Stu Sjouwerman

Confirm Your Unsubscribe Request? Not So Fast

An email phishing campaign that BleepingComputer describes as “long-running” has shown a distinct uptick recently. The phishbait in the subject line will read something like this: ...

August 7, 2019 Stu Sjouwerman

Bad Guys Exploit CapitalOne Breach to Push Backdoor Trojan

The bad guys are now exploiting news of the CapitalOne breach to push a malicious backdoor trojan via a phishing email purporting to offer a Windows Security Update. See the attached ...

August 3, 2019 Stu Sjouwerman

Why Is Windows Defender The World's No. 1 Antivirus With More Than Half A Billion EndPoints?

Having been inside the AntiVirus software industry for quite a while, and building an AV tool from the ground up, when I saw Redmond start acquiring several small AV companies in 2008 and ...

August 2, 2019 Stu Sjouwerman

Engineering Licensing as Phishbait

Researchers have observed a state-sponsored spearphishing campaign targeting three US utilities companies. The emails convincingly posed as exam results from the National Council of ...

August 1, 2019 Stu Sjouwerman

Freight Forwarding Email Scams are Business Killers

The Australian Cyber Security Centre (ACSC) has warned that multiple Australian IT suppliers have permanently closed their doors after falling victim to procurement scams, CRN reports. ...

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