Hackers Abuse Russian Bulletproof Host Proton66 for Global Attacks and Malware Delivery

Cybersecurity researchers have reported a significant increase in mass scanning, credential brute-forcing, and exploitation attempts linked to Proton66, a Russian bulletproof hosting service. This activity has been observed globally since January 8, 2025, as detailed in a two-part analysis by Trustwave SpiderLabs. The findings underline the ongoing cybersecurity threats posed by such hosting services, emphasizing the need for robust security measures among targeted organizations worldwide.

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