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Hostija Blog

Hostija BLOG

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

How Poisoned Tool Descriptions Turn AI Agents Into Data Exfiltration Vectors
July 1, 2026 · Hostija

How Poisoned Tool Descriptions Turn AI Agents Into Data Exfiltration Vectors

Microsoft's latest research exposes a critical vulnerability: attackers can trick AI agents into leaking company data through seemingly innocent tool description modifications. Here's what hosting and infrastructure teams need to know.

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Credential Theft via Browser Extensions: A Hosting Operator's Concern
June 30, 2026 · Hostija

Credential Theft via Browser Extensions: A Hosting Operator's Concern

A fake Perplexity extension logged searches and keystrokes before routing them through attacker servers. What this reveals about client-side security and hosting operators' responsibilities.

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Domain Seizure and Pirate Streaming: What Hosters Need to Know
June 29, 2026 · Hostija

Domain Seizure and Pirate Streaming: What Hosters Need to Know

When 400 domains disappear overnight, what's the infrastructure lesson for hosters and registrars? We examine the technical and legal mechanics of large-scale enforcement.

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Credential Phishing via Fake Support Messages: A Technical Breakdown
June 28, 2026 · Hostija

Credential Phishing via Fake Support Messages: A Technical Breakdown

Russian intelligence exploited a vulnerability in user behaviour—fake support SMS—to steal credentials. We examine the mechanics and what defenders missed.

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Signal Backup Keys: Why Attackers Target Your Recovery Credentials
June 27, 2026 · Hostija

Signal Backup Keys: Why Attackers Target Your Recovery Credentials

Russian intelligence operators are targeting Signal users through phishing to steal backup recovery keys. Learn why these credentials are valuable to attackers and how to defend them.

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Browser Extension Vulnerabilities and Server-Side Trust
June 26, 2026 · Hostija

Browser Extension Vulnerabilities and Server-Side Trust

A widely installed ad blocker revealed the ability to inject arbitrary JavaScript. For hosting operators and users, the lesson extends beyond the extension itself.

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