The Dark Side and Hidden Risks of AI Relay Stations

AI relay stations bypass mainland China restrictions by repackaging foreign model APIs, but their three-layer proxy design introduces model substitution, billing manipulation, privacy leakage, and malicious code injection, creating a fragile supply chain that endangers developers, enterprises, and end‑users alike.

AI relay stationsData PrivacySecurity

0 likes · 9 min read

The Dark Side and Hidden Risks of AI Relay Stations

dbaplus Community

Apr 9, 2026 · Information Security

Designing Practical Encrypted Storage for Sensitive User Data

This article explains why encrypting sensitive fields like passwords, phone numbers, and ID numbers is essential, details a balanced approach using AES‑GCM encryption, HMAC indexes, and masked fields, and shares real‑world lessons from implementing the solution in a production system.

AES-GCMDatabase DesignHMAC

0 likes · 21 min read

Designing Practical Encrypted Storage for Sensitive User Data

Ray's Galactic Tech

Dec 4, 2025 · Information Security

How to Secure Phone Numbers in Databases: Threat Modeling, Envelope Encryption, and High‑Performance Key Rotation

This guide presents a comprehensive, enterprise‑grade solution for encrypting phone numbers in databases, covering threat modeling, layered schema design, envelope encryption with KMS, Python service implementation, searchable indexes, key rotation, performance tuning, auditing, and common pitfalls.

AES-GCMKMSPython

0 likes · 11 min read

How to Secure Phone Numbers in Databases: Threat Modeling, Envelope Encryption, and High‑Performance Key Rotation