Engineering & Privacy

Building inside the Void

Stories about zero-knowledge encryption, privacy infrastructure, and the future of digital rights.

Invisible Security: Making Encryption Human

Invisible Security: Making Encryption Human

Why great security should feel like nothing at all. The design philosophy behind PAAVS's user experience.

Trust, but Verify: The Anatomy of an Open Source Audit

Trust, but Verify: The Anatomy of an Open Source Audit

Why PAAVS is open-source and how we work with the community to ensure our security promises are verified.

Cryptographic Erasure: Redefining the Right to be Forgotten

Cryptographic Erasure: Redefining the Right to be Forgotten

Implementing digital deletion rights in a Zero-Knowledge system through cryptographic shredding.

Onion-Mail: Architecture for Anonymity via Tor

Onion-Mail: Architecture for Anonymity via Tor

How PAAVS integrates with the Tor network to provide true sender anonymity and hidden service support.

The Privacy Economy: Subscription vs. Surveillance

The Privacy Economy: Subscription vs. Surveillance

Why we believe the 'free' model of email is the most expensive mistake in the history of the internet, and why we chose a subscription-based future.

Digital Autonomy: Reclaiming Your Communication Graph

Digital Autonomy: Reclaiming Your Communication Graph

Why the network of who you talk to is your most valuable asset, and how PAAVS helps you protect and own it.

The Sovereignty Stack: Integrating DIDs and SSI

The Sovereignty Stack: Integrating DIDs and SSI

How PAAVS is moving beyond traditional identity providers to embrace Self-Sovereign Identity (SSI) and Decentralized Identifiers (DIDs).

Metadata Obfuscation: Why Encryption Isn't Enough

Metadata Obfuscation: Why Encryption Isn't Enough

Beyond content encryption: Exploring our roadmap for hiding communication patterns and metadata in a zero-knowledge system.

Beyond PGP: The Evolution of End-to-End Encryption

Beyond PGP: The Evolution of End-to-End Encryption

Exploring why PGP failed to reach the masses and how PAAVS is building the modern successor to legacy E2EE systems.

Hardening Your Identity: The Case for Physical Security Keys

Hardening Your Identity: The Case for Physical Security Keys

Why we recommend YubiKey and FIDO2 hardware for PAAVS users, and how we integrate hardware-level MFA into our zero-knowledge stack.

JMAP vs IMAP: Why We Left Legacy Protocols Behind

JMAP vs IMAP: Why We Left Legacy Protocols Behind

An engineering deep dive into JMAP, the modern email protocol that powers PAAVS's lightning-fast sync and battery efficiency.

Quantum Leap: Implementing Hybrid Post-Quantum Cryptography

Quantum Leap: Implementing Hybrid Post-Quantum Cryptography

Why PAAVS is adopting ML-DSA and lattice-based encryption to secure your email against future quantum threats.

The Metadata Trap: Why Content Encryption Isn't Enough

The Metadata Trap: Why Content Encryption Isn't Enough

Even if they can't read your emails, they know who you're talking to. Here's how we fix that.

The Architecture of Zero-Knowledge Email

The Architecture of Zero-Knowledge Email

How PAAVS uses client-side encryption to ensure we can never read your data.

Why We Built PAAVS: Escaping the Ad-Tech Panopticon

Why We Built PAAVS: Escaping the Ad-Tech Panopticon

The internet was built on open protocols. It's time to reclaim them from the giants.