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CISA Releases Guide to Mitigate Risks from Bulletproof Hosting Providers

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Summary

The Cybersecurity and Infrastructure Security Agency (CISA) has released a guide to help Internet Service Providers (ISPs) mitigate risks associated with Bulletproof Hosting (BPH) providers that facilitate cybercriminal activities like ransomware and phishing. The guide emphasizes the importance of collaboration and proactive measures to reduce the effectiveness of BPH infrastructure, which poses significant threats to critical systems and services.

Impact

Bulletproof Hosting providers, cybercriminal activities including ransomware, phishing, malware delivery, denial-of-service attacks.

In the Wild

Unknown

Timeline

Newly disclosed

Remediation

Curate malicious resource lists, implement filters to block malicious traffic, analyze network traffic for anomalies, use logging systems to track ASNs and IP addresses, share intelligence with public and private entities, notify customers about malicious resources, provide premade filters, set accountability standards, and vet customers to prevent BPH abuse.