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HOSTCAY BLOG

Insights on offshore hosting, privacy, security and the cloud.

Signed Drivers as Attack Surface: The BTR.sys Privilege Escalation
August 23, 2026 · HOSTCAY

Signed Drivers as Attack Surface: The BTR.sys Privilege Escalation

A legitimately signed Windows boot driver can be weaponized to perform arbitrary kernel operations without exploiting any flaw. What this means for infrastructure security.

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Supply Chain Poisoning: npm Backdoors and Embedded Linux Implants
August 22, 2026 · HOSTCAY

Supply Chain Poisoning: npm Backdoors and Embedded Linux Implants

Fourteen trojanized npm packages recently distributed a sophisticated Linux backdoor to development environments. Understanding the attack vector and mitigation strategies is critical for infrastructure teams.

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Rust Supply Chain Integrity: When Build Scripts Become Attack Vectors
August 21, 2026 · HOSTCAY

Rust Supply Chain Integrity: When Build Scripts Become Attack Vectors

How a compromised maintainer and typosquatted dependencies turned the Rust build pipeline into an attack surface—and what that signals for infrastructure teams.

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Spectre in Shared Compute: Multi-Tenant Risk on Serverless Platforms
August 20, 2026 · HOSTCAY

Spectre in Shared Compute: Multi-Tenant Risk on Serverless Platforms

A newly disclosed Spectre variant targets serverless platforms, extracting secrets from neighbouring functions. What infrastructure operators need to know.

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AI Assistant Data Exfiltration: Why Session Security Matters
August 19, 2026 · HOSTCAY

AI Assistant Data Exfiltration: Why Session Security Matters

Recent vulnerabilities in Microsoft Copilot reveal how AI assistants can become vectors for silent data theft. Understanding these risks matters for hosting and infrastructure teams.

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German Court Sets Piracy Threshold at 81.5%—What It Means for Site Blocking
August 18, 2026 · HOSTCAY

German Court Sets Piracy Threshold at 81.5%—What It Means for Site Blocking

German courts have formalised a legal benchmark for when a hosting platform becomes structurally infringing. Understanding the 81.5% rule and its enforcement implications.

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