VaultTools Privacy & Security Academy

Explore our in-depth educational guides written by information security researchers:

• Client-Side vs Cloud Document Redaction: The Security & Compliance Guide (7 min read)
  Why standard PDF highlighting fails to protect confidential data, and how in-memory canvas rasterization guarantees permanent redaction.
• Hidden in Your Photos: The Comprehensive Guide to EXIF Metadata & Geotagging (6 min read)
  How smartphone cameras embed your exact home coordinates in every picture, and how to scrub tracking tags before publishing online.
• Zero-Knowledge In-Browser Cryptography: How WebCrypto and PBKDF2 Protect Sensitive Data (8 min read)
  A deep architectural dive into modern browser WebCrypto primitives, AES-256-GCM encryption, and why cloud password managers are vulnerable.
• Preventing Corporate Data Leaks to AI Models: Best Practices for PII and Code Sanitization (7 min read)
  How employees accidentally leak proprietary intellectual property and customer records to commercial LLMs, and how to safely sanitize prompts.
• The Complete Guide to Safe PDF Handling: Merging, Splitting, and Watermarking Offline (6 min read)
  Why free cloud PDF websites pose severe security risks to legal contracts, and how WebAssembly enables zero-upload PDF processing.