Blog

Tutorials, product updates, and engineering insights from the Anchora team

Blockchain Certificates: Tamper-Proof Proof for Every Record

Generate branded PDF certificates with QR codes for any blockchain-anchored record. Make proof tangible for regulators, clients, and auditors.

Read more

The Math Behind End-to-End Encryption

Elliptic curves, Diffie-Hellman, X3DH, AES-256-GCM, and Argon2id — understand the math powering Anchora's encryption. No PhD required.

Read more

Why Your App Needs End-to-End Encryption Keys

Learn how Signal Protocol-level encryption protects healthcare, banking, and legal data — with just 10 APIs.

Read more

Understanding Merkle Trees: The Technology Behind Blockchain Verification

A deep dive into the cryptographic data structure that powers Bitcoin, Git, and enables 99.98% cost reduction.

Read more

Tamper-Proof Digital Credentials: A Complete Implementation Guide

How universities can issue blockchain-verified credentials that are impossible to forge.

Read more

Getting Started: Your First Blockchain Anchor in 5 Minutes

A step-by-step developer tutorial from API key to verified blockchain proof.

Read more

GDPR and Blockchain: How Hash-Only Mode Enables Data Sovereignty

The blockchain vs GDPR paradox isn't real - here's how hash-only architecture solves it.

Read more

Setting Up Webhooks for Real-Time Verification

Configure webhooks to receive instant notifications when records are anchored or verified.

Read more

New: Batch Anchoring API for High-Volume Applications

Anchor thousands of records in a single API call with our new batch endpoint.

Read more

Why We Chose Polygon for Our Blockchain Layer

The technical decisions behind our choice of Polygon: low fees, fast finality, and Ethereum security.

Read more