Stories from the Frontlines of Privacy Engineering
Deep dives into cryptography, privacy engineering, and building
software that respects users. Written by the team behind ZeroNote.
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34Total Reads
4Categories
⭐Featured Articles
Our most important pieces on privacy, security, and zero-knowledge architecture
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Technical
by ZeroNote Team Jul 18, 202518 min read
PrismCrypt Fast: Building Military-Grade Crypto at >850 MiB/s
Deep dive into PrismCrypt Fast v1.2.0: How we achieved >850 MiB/s encryption with military-grade security and comprehensive attack protection.
javascriptCode Preview
// PrismCrypt Fast XChaCha20-Poly1305 implementation
export async function encrypt(plaintext, key, aad = null) {
const startTime = performance.now...
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Philosophy
by Angus Uelsmann (ZeroNote Founder) Jul 18, 202512 min read
Why ZeroNote Exists: Building the Privacy Platform We Actually Need
The story behind ZeroNote: Why we need a unified, zero-knowledge privacy platform instead of juggling dozens of separate tools.
javascriptCode Preview
// This is how ZeroNote handles your data
async function storeUserData(userData, userPassword) {
// 1. Derive encryption key from user password (c...
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Technical
by ZeroNote Team Jul 1916 min read
Ultra-Robust Device Fingerprinting: Random-Based Privacy Protection with 7-Layer Persistence
How ZeroNote's revolutionary ultra-robust fingerprinting system uses random-based generation with 7-layer persistence to solve the identical hardware problem while maintaining maximum privacy.
Anonymous Checkout Systems: From Hashed Stripe Data to Schrödinger Payments
How ZeroNote protects your payment privacy today with hashed Stripe data, and our revolutionary Schrödinger principle checkout system coming soon.
php
<?php
// ZeroNote's Payment Privacy Protection System
class AnonymousPaymentProcessor {...
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Security
by ZeroNote Security Team Jul 1822 min read
Cryptographic Attacks Exposed: How ZeroNote's PRISM System Stops Advanced Threats
Deep dive into advanced cryptographic attacks: replay attacks, MITM, rainbow tables, timing attacks, and injections. Learn how ZeroNote's PRISM system provides comprehensive protection.
javascript
// Vulnerable authentication system (DO NOT USE IN PRODUCTION)
class VulnerableAuthSystem {
async authenticate(usern...
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Technical
by ZeroNote Team Jul 1815 min read
Database Encryption Best Practices: Securing Data at Rest and in Transit
Complete guide to implementing database encryption: from transparent data encryption to key management best practices.
sql
-- Enable TDE on PostgreSQL (example)
ALTER SYSTEM SET shared_preload_libraries = 'pg_tde';
CREATE EXTENSION pg_tde;...
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Tutorial
by ZeroNote Team Jul 188 min read
How to Create and Share Secure Notes: Complete ZeroNote Guide
Step-by-step guide to creating, securing, and sharing encrypted notes with ZeroNote. Learn about password protection, file attachments, and secure sharing.
bash
# Documents and Text
✅ .pdf .doc .docx .txt .md .rtf .odt
...
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Technical
by ZeroNote Team Jul 1820 min read
Post-Quantum Cryptography: Securing ZeroNote Against the Quantum Revolution
How ZeroNote is preparing for the quantum computing revolution with post-quantum cryptography that will protect your data against both classical and quantum attacks.
python
# Simplified explanation of Shor's algorithm for factoring
def shors_algorithm_classical_simulation(N):
"""...
Deep dive into ZeroNote's real-time protection systems: AI-powered threat detection, behavioral analytics, and advanced security features that protect your data 24/7.
javascript
// ZeroNote's Real-Time Threat Detection System
class RealTimeThreatDetection {
constructor() {...
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Technical
by ZeroNote Team Jul 1815 min read
Secure File Transfer & Sharing: Zero-Trust Architecture with Fragment Keys and Nonces
Deep dive into ZeroNote's advanced file transfer system: How fragment keys, individual nonces, and zero-trust architecture ensure your files remain completely private during sharing.
javascript
// ZeroNote Fragment Key System
class FileFragmentManager {
constructor() {...
Deep dive into SRP-6a protocol: How to verify passwords without ever storing or transmitting them in plaintext.
mathematics
N = Large safe prime (typically 2048+ bits)
g = Generator modulo N
k = Multiplier parameter (k = H(N, g))...
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Technical
by ZeroNote Team Jul 1816 min read
Zero Authentication Revolution: Beyond Passwords with Zero-Knowledge Proofs
Explore the future of authentication: zero-knowledge proofs, passwordless systems, and zero trust architecture that make traditional passwords obsolete.
javascript
// Biometric zero-knowledge authentication
class BiometricZKAuth {
constructor() {...