Bitdefender Threat Debrief | October 2021

The Bitdefender Threat Debrief (BDTD) is a monthly series analyzing threat news, trends, and research from the previous month.

Bitdefender provides cybersecurity solutions and advanced threat protection to hundreds of millions of endpoints worldwide. More than 150 technology brands have licensed and added Bitdefender technology to their product or service offerings. This vast OEM ecosystem complements telemetry data already collected from our business and consumer solutions. To give you some idea of the scale, Bitdefender Labs discover 400+ new threats each minute and validate 30 billion threat queries daily. This gives us one of the industry’s most extensive real-time view of the evolving threat landscape.

Highlight of the month: Introducing homograph report

While the first issues of BDTD were focused on ransomware (July & August), this month we are focusing on domain spoofing using homograph attacks.

Homograph (also known as homoglyph) phishing attacks are based on the idea of using similar characters to pretend to be another site. The most basic homograph attack is substituting „o“ for „0“ ( Even though this approach seems simple, it is still a very successful method of cyberthreat attacks.

Homograph attacks that tend to be more complex use international domain names (IDN). Threat actors

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