The many faces of omnichannel fraud

There’s a new kind of fraud out there, and it’s after organizations that have embraced omnichannel, a strategy that focuses on improved user experience. We take a look at what omnichannel is, the kinds of fraud that can affect businesses using this approach, and how they can protect themselves—and their clients.

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Malware analysis: decoding Emotet, part 2

In part two of our series on decoding Emotet, we analyze the PowerShell code flow and structure. We also reconstruct the command-line arguments—for fun!

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A week in security (April 09 – April 15)

A roundup of the security news from April 09 – April 16, including fake updates, safe messaging, and Facebook spammers. And our quarterly CTNT report is out.

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A week in security (March 26 – April 01)

A roundup of notable security news from March 26 to April 1, including data breaches, encryption, exploit kits, and more.

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Encryption 101: Decryptor’s thought process

In this part of the encryption 101 series, we will begin wrapping it up by going into detail on a ransomware with weak encryption and walking through step-by-step the thought process of creating a decryptor for it.

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A week in security (March 05 – March 11)

A roundup of notable security news from March 5 to 11, including another takedown of GeekHelp tech support scammers, a lame Android app, AI and ML in cybersecurity, Mac malware, and more.

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Encryption 101: How to break encryption

Continuing on in our Encryption 101 series, we now look at what it takes to break encryption. In order for something as powerful as encryption to break, there needs to be some kind of weakness to exploit. That weakness is often a result of an error in implementation.

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Encryption 101: ShiOne ransomware case study

In this case study on ShiOne ransomware, part of our Encryption 101 series, we will be reviewing the encryption process line by line and showing the different methods ransomware can use to encrypt files.

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Encryption 101: a malware analyst’s primer

A primer on encryption mechanisms and how they are exploited by malware authors, including an introduction to encryption and the main methods used to encrypt ransomware.

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Going dark: encryption and law enforcement

There’s been a lot of talk recently about encryption and how law enforcement can’t convict criminals without encryption keys. We beg to differ.

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